session 13 pilot projects - nasasession 13 pilot projects graham appleby, mark torrence. honeywell...
TRANSCRIPT
Session 13
Pilot Projects
Graham Appleby, Mark Torrence
Hon
eyw
ell T
echn
olog
y S
olut
ions
Inc
Har
mon
izat
ion
of Q
C R
esul
tsW
ettz
ell,
Ger
man
y, O
ct 2
6-27
, 200
3
Har
mon
izat
ion
of Q
C R
esul
ts(O
ct 2
003)
Van
Hus
son
(HT
SI)
ILR
S C
entr
al B
urea
u
Hon
eyw
ell T
echn
olog
y S
olut
ions
Inc
Har
mon
izat
ion
of Q
C R
esul
tsW
ettz
ell,
Ger
man
y, O
ct 2
6-27
, 200
3
QC
Har
mon
izat
ion
Goa
ls1.
Det
erm
ine
abso
lute
sta
tion
bias
es a
nd a
ny c
hang
es
2. Q
uick
com
mun
icat
ion
of a
pro
blem
3. D
evel
op a
con
solid
ated
bia
s re
port
4. C
omm
unic
ate/
docu
men
t a s
yste
m p
erfo
rman
ce p
robl
em
Hon
eyw
ell T
echn
olog
y S
olut
ions
Inc
Har
mon
izat
ion
of Q
C R
esul
tsW
ettz
ell,
Ger
man
y, O
ct 2
6-27
, 200
3
Ter
ms
•Q
C –
qua
lity
cont
rol b
ased
on
wee
kly
LA
GE
OS
repo
rts
•R
B –
ran
ge b
ias
•T
B –
tim
e bi
as
•E
OP/
POS
– 28
-day
EO
P an
d co
ordi
nate
solu
tions
Hon
eyw
ell T
echn
olog
y S
olut
ions
Inc
Har
mon
izat
ion
of Q
C R
esul
tsW
ettz
ell,
Ger
man
y, O
ct 2
6-27
, 200
3
Wha
t’s
New
•A
dded
CR
L a
nd D
elft
QC
Res
ults
to G
loba
l Rep
ort C
ard
•C
SR, M
CC
, Del
ft, a
nd C
RL
QC
res
ults
sto
red
in O
racl
eda
taba
se (
90%
aut
omat
ed)
–M
onth
ly a
vera
ges
com
pute
d
–B
y ye
ar’s
end
, pub
lish
RB
& T
B ti
me-
seri
es f
or e
ach
site
on
MyS
tation
Perf
orman
ce.C
OM
•T
wo-
colo
r an
alys
is r
esul
ts (
e.g.
Zim
mer
wal
d an
d T
IGO
)
Hon
eyw
ell T
echn
olog
y S
olut
ions
Inc
Har
mon
izat
ion
of Q
C R
esul
tsW
ettz
ell,
Ger
man
y, O
ct 2
6-27
, 200
3B
ias
Det
erm
inat
ion
Wee
kly
QC
Rep
orts
Coo
rdin
ates
Set
s
Nor
mal
Poi
nts
• R
ange
Bia
ses
• T
ime
Bia
ses
• Po
sitio
ns•
Vel
ociti
es
• E
poch
s an
d R
ange
•
Syst
em D
elay
• C
al. &
Sat
. RM
Ss
• M
et. D
ata
Site
Log
s•
Con
figu
ratio
ns•
Site
Ide
ntif
iers
• E
ccs
AC
prov
ided
Stat
ion
prov
ided
ILR
S K
now
ledg
e B
ase
Cau
ses
and
thei
r E
ffect
sM
odel
ing
Err
ors
Sys.
Cal
ibra
tion
Err
ors
Mag
nitu
de, d
urat
ion
and
sour
ce o
f bi
as
Dat
a Co
rrec
tion
s Fi
le
Hon
eyw
ell T
echn
olog
y S
olut
ions
Inc
Har
mon
izat
ion
of Q
C R
esul
tsW
ettz
ell,
Ger
man
y, O
ct 2
6-27
, 200
3M
odel
ing
Lim
itatio
nsin
abs
olut
e R
B D
eter
min
atio
n•
Prim
e–
Stat
ion
Posi
tions
•Se
cond
ary
–St
atio
n B
iase
s–
Geo
cent
er–
Tro
posp
here
–A
tmos
pher
ic P
ress
ure
Loa
ding
–Sa
telli
te C
oM–
GM
–T
empo
ral a
nd S
patia
l Dat
a D
istr
ibut
ion
Hon
eyw
ell T
echn
olog
y S
olut
ions
Inc
Har
mon
izat
ion
of Q
C R
esul
tsW
ettz
ell,
Ger
man
y, O
ct 2
6-27
, 200
3
QC
Res
ults
(W
eekl
y A
naly
sis)
Hon
eyw
ell T
echn
olog
y S
olut
ions
Inc
Har
mon
izat
ion
of Q
C R
esul
tsW
ettz
ell,
Ger
man
y, O
ct 2
6-27
, 200
3
Coo
rdin
ate
Syst
ems M
arch
200
0M
CC
00L
01M
CC
Jan
2002
ITR
F200
0D
elft
1995
CSR
95L
01C
SR
2001
ITR
F200
0C
RL
Impl
emen
tati
onC
oord
inat
esA
naly
sis
Cen
ter
Hon
eyw
ell T
echn
olog
y S
olut
ions
Inc
Har
mon
izat
ion
of Q
C R
esul
tsW
ettz
ell,
Ger
man
y, O
ct 2
6-27
, 200
3
NP
RM
Ss (3
rd Q
uart
er 2
003)
02468101214161820Hartebeesthoek
Monument Peak
Concepcion Blue
Graz
McDonald
Riyadh
Greenbelt
Matera
Herstmonceux
Yarragadee
Potsdam3
Tahiti
Wettzell
Zimmerwald Blue
Zimmerwald IR
Riga
Haleakala
Grasse (LLR)
Arequipa
Potsdam
Metsahovi2
Borowiec
Changchun
Simosato
Shanghai
Maidanak1
Urumqi
Simeiz
NP RMS(mm)
CS
R
MC
C
Del
ft
CR
L
Hon
eyw
ell T
echn
olog
y S
olut
ions
Inc
Har
mon
izat
ion
of Q
C R
esul
tsW
ettz
ell,
Ger
man
y, O
ct 2
6-27
, 200
3
2003
RB
Sta
bilit
y
0
10203040
Herstmonceux
Yarragadee
Graz
Monument Peak
Grasse (LLR)
Zimmerwald
McDonald
Riyadh
Greenbelt
Hartebeesthoek
Wettzell
Haleakala
Potsdam
Shanghai
Concepcion
Changchun
Riga
Borowiec
Simosato
Maidanak1
Bias Stability(mm)
CS
R
MC
CD
elft
CR
L
Hon
eyw
ell T
echn
olog
y S
olut
ions
Inc
Har
mon
izat
ion
of Q
C R
esul
tsW
ettz
ell,
Ger
man
y, O
ct 2
6-27
, 200
3
2003
RB
Est
imat
es
-100-80
-60
-40
-20020406080100
Hartebeesthoek
Changchun
Shanghai
Yarragadee
Riga
Zimmerwald
Potssam3
Potsdam
Graz
Herstmonceux
Grasse
Grasse LLR
Matera
Wettzell
Riyadh
McDonald
Greenbelt
Monument Peak
Tahiti
Haleakala
RB Estimates(mm)
CS
RM
CC
CR
LD
elft
Asia
Afr
ica
Aus
tralia
Euro
pe
N. Amer
ica
Pacific
Mid
Eas
t
Hon
eyw
ell T
echn
olog
y S
olut
ions
Inc
Har
mon
izat
ion
of Q
C R
esul
tsW
ettz
ell,
Ger
man
y, O
ct 2
6-27
, 200
3
Del
ft v
s C
RL
RB
Com
pari
son
•Si
nce
2002
, Del
ft a
nd C
RL
hav
e be
en u
sing
ITR
F200
0 co
ordi
nate
s w
ith a
few
exce
ptio
ns–
Not
able
exc
eptio
ns a
re:
•R
iyad
h 7
832
(bot
h us
e th
eir
own)
•Sh
angh
ai 7
837
(Del
ft u
ses
thei
r ow
n)
•H
arte
bees
thoe
k 75
01 (
CR
L u
ses
thei
r ow
n)
Hon
eyw
ell T
echn
olog
y S
olut
ions
Inc
Har
mon
izat
ion
of Q
C R
esul
tsW
ettz
ell,
Ger
man
y, O
ct 2
6-27
, 200
3
2003
(C
RL
– D
elft
) R
Bs
-40
-30
-20
-10010203040
Hartebeesthoek
Changchun
Shanghai
Yarragadee
Tahiti
Zimmerwald
Riga
Potsdam
Graz
Herstmonceux
Wettzell
Grasse LLR
Grasse
Riyadh
McDonald
Greenbelt
Monument Peak
Haleakala
RB Difference (mm)
Dif
fere
nt
coo
rdin
ates
-2.7
mm
mea
n di
ffer
ence
> D
elft
pre
ssur
e tr
unca
tion
som
e re
gion
al c
orre
lati
ons
in t
he d
iffe
renc
es
Hon
eyw
ell T
echn
olog
y S
olut
ions
Inc
Har
mon
izat
ion
of Q
C R
esul
tsW
ettz
ell,
Ger
man
y, O
ct 2
6-27
, 200
3
-100-80
-60
-40
-20020406080
100
01-Oct-99
01-Jan-00
01-Apr-00
01-Jul-00
01-Oct-00
01-Jan-01
01-Apr-01
01-Jul-01
01-Oct-01
01-Jan-02
01-Apr-02
01-Jul-02
01-Oct-02
01-Jan-03
01-Apr-03
01-Jul-03
RB(mm)
CS
RC
RL
MC
CD
elft
-100-80
-60
-40
-20020406080100
01-Oct-99
01-Jan-00
01-Apr-00
01-Jul-00
01-Oct-00
01-Jan-01
01-Apr-01
01-Jul-01
01-Oct-01
01-Jan-02
01-Apr-02
01-Jul-02
01-Oct-02
01-Jan-03
01-Apr-03
01-Jul-03
Range Bias(mm)
CS
RC
RL
MC
CD
elft
-100-80
-60
-40
-20020406080
100
01-Oct-99
01-Jan-00
01-Apr-00
01-Jul-00
01-Oct-00
01-Jan-01
01-Apr-01
01-Jul-01
01-Oct-01
01-Jan-02
01-Apr-02
01-Jul-02
01-Oct-02
01-Jan-03
01-Apr-03
01-Jul-03
RB(mm)
CS
RC
RL
MC
CD
elft
-100-80
-60
-40
-20020406080100
01-Oct-99
01-Jan-00
01-Apr-00
01-Jul-00
01-Oct-00
01-Jan-01
01-Apr-01
01-Jul-01
01-Oct-01
01-Jan-02
01-Apr-02
01-Jul-02
01-Oct-02
01-Jan-03
01-Apr-03
01-Jul-03
RB(mm)
CS
RC
RL
MC
CD
elft
QC
Res
ults
Her
stm
once
uxGr
az
Yarr
agad
eeM
onum
ent
Peak
Hon
eyw
ell T
echn
olog
y S
olut
ions
Inc
Har
mon
izat
ion
of Q
C R
esul
tsW
ettz
ell,
Ger
man
y, O
ct 2
6-27
, 200
3Q
C R
esul
ts
-100-80
-60
-40
-20020406080100
01-Oct-99
01-Jan-00
01-Apr-00
01-Jul-00
01-Oct-00
01-Jan-01
01-Apr-01
01-Jul-01
01-Oct-01
01-Jan-02
01-Apr-02
01-Jul-02
01-Oct-02
01-Jan-03
01-Apr-03
01-Jul-03
RB(mm)
CS
RC
RL
MC
CD
elft
Gras
se L
LR-1
00-80
-60
-40
-20020406080100
01-Oct-99
01-Jan-00
01-Apr-00
01-Jul-00
01-Oct-00
01-Jan-01
01-Apr-01
01-Jul-01
01-Oct-01
01-Jan-02
01-Apr-02
01-Jul-02
01-Oct-02
01-Jan-03
01-Apr-03
01-Jul-03
RB(mm)
CS
RC
RL
MC
CD
elft
McD
onal
d
-100-80
-60
-40
-20020406080100
01-Oct-99
01-Jan-00
01-Apr-00
01-Jul-00
01-Oct-00
01-Jan-01
01-Apr-01
01-Jul-01
01-Oct-01
01-Jan-02
01-Apr-02
01-Jul-02
01-Oct-02
01-Jan-03
01-Apr-03
01-Jul-03
RB(mm)
CS
RC
RL
MC
CD
elft
Gree
nbel
t-1
00-80
-60
-40
-20020406080100
01-Oct-99
01-Jan-00
01-Apr-00
01-Jul-00
01-Oct-00
01-Jan-01
01-Apr-01
01-Jul-01
01-Oct-01
01-Jan-02
01-Apr-02
01-Jul-02
01-Oct-02
01-Jan-03
01-Apr-03
01-Jul-03
RB(mm)
CS
RC
RL
MC
CD
elft
Wet
tzel
l
Hon
eyw
ell T
echn
olog
y S
olut
ions
Inc
Har
mon
izat
ion
of Q
C R
esul
tsW
ettz
ell,
Ger
man
y, O
ct 2
6-27
, 200
310
mm
Sea
sona
lV
aria
tions
in R
B E
stim
atio
n
-40
-30
-20
-100
10
20
30
40
Jan-99
Mar-99
May-99
Jul-99
Sep-99
Nov-99
Jan-00
Mar-00
May-00
Jul-00
Sep-00
Nov-00
Jan-01
Mar-01
May-01
Jul-01
Sep-01
Nov-01
Jan-02
Mar-02
CSR RB(mm)
Gra
z (7
83
9)
He
rstm
on
ceu
x (7
84
0)
Zim
me
rwa
ld (
78
10
)
Hon
eyw
ell T
echn
olog
y S
olut
ions
Inc
Har
mon
izat
ion
of Q
C R
esul
tsW
ettz
ell,
Ger
man
y, O
ct 2
6-27
, 200
3
EO
P/PO
S Pi
lot P
roje
ct 1
999
Ran
ge B
ias
Est
imat
ion
Res
ults
Hon
eyw
ell T
echn
olog
y S
olut
ions
Inc
Har
mon
izat
ion
of Q
C R
esul
tsW
ettz
ell,
Ger
man
y, O
ct 2
6-27
, 200
3
1999
EO
P/P
OS
RB
Est
imat
es
-50
-40
-30
-20
-1001020304050
Monument Peak
McDonald
Greenbelt
Hertsmonceux
Grasse
Grasse(LLR)
Zimmerwald
Graz
Wettzell
Potsdam
Borowiec
Maidanak (+100mm)
Yarragadee
Changchun
Shanghai
Koganei
Tateyama
Mt. Stromlo
Haleakala
RB(mm)
CS
R
CR
L
AS
I
'Zer
o Line
'M
arini-
Mur
ray
Trop
osph
ere
LAGE
OS
CoM
251
mm
GM 3
9860
0.44
15 k
m3/
s2
Hon
eyw
ell T
echn
olog
y S
olut
ions
Inc
Har
mon
izat
ion
of Q
C R
esul
tsW
ettz
ell,
Ger
man
y, O
ct 2
6-27
, 200
3
1999
RB
s D
iffe
renc
esfr
om E
OP/
POS
RB
agr
eem
ent t
o th
e fe
w m
m le
vel.
-30
-20
-100102030
MonumentPeak
McDonald
Greenbelt
Hertsmonceux
Grasse
Grasse(LLR)
Zimmerwald
Graz
Wettzell
Changchun
Shanghai
Yarragadee
Mt. Stromlo
RB Differences(mm)
CS
R
CR
L
AS
I
'Zer
o Line
'Ave
rage
Site'
s RB
Hon
eyw
ell T
echn
olog
y S
olut
ions
Inc
Har
mon
izat
ion
of Q
C R
esul
tsW
ettz
ell,
Ger
man
y, O
ct 2
6-27
, 200
3Q
C C
oncl
usio
ns•
Act
ion
Item
s–
Prop
er m
anag
emen
t of
2-co
lor
resu
lts•
MC
C (
anal
ysis
and
rep
ortin
g)•
CSR
(ad
d a
wav
elen
gth
flag
)•
Del
ft (
repo
rtin
g on
ly, d
o no
t use
FA
KE
CD
P#)
–D
elft
impl
emen
t the
new
TD
F pr
ogra
m C
SR’s
QC
coor
dina
tes
need
to b
e re
fres
hed
–A
ll ce
nter
s ne
ed to
doc
umen
t any
upd
ates
in s
iteco
ordi
nate
s–
Inve
stig
ate
TB
tren
ds (
Hus
son)
•T
rend
sim
ilari
ties
are
exce
llent
•E
vide
nce
of s
easo
nal w
iggl
es in
the
RB
s•
Peak
-to-
peak
var
iatio
ns h
ave
been
min
imiz
ed–
Bia
s es
timat
es s
ince
200
2 ag
ree
to b
ette
r th
an 2
0mm
Godd
ard
Godd
ard
Spac
eSp
ace
Flig
ht
Flig
htCe
nter
Cent
er
IER
S/IL
RS
CR
C P
roje
ctIE
RS
/ILR
S C
RC
Pro
ject
Con
trib
utio
nC
ontr
ibut
ion
JCE
T/G
SF
C R
epor
tJC
ET
/GS
FC
Rep
ort
Err
icos
E
rric
os C
. C
. Pav
lisP
avlis
2003
ILR
S W
orks
hop
2003
ILR
S W
orks
hop
Oct
ober
28-
31, 2
003
Oct
ober
28-
31, 2
003
Oct
. 26
, 20
03O
ct.
26,
2003
E C
E
C P
avlis
Pav
lis
Godd
ard
Godd
ard
Spac
eSp
ace
Flig
ht
Flig
htCe
nter
Cent
er
CR
C C
ontr
ibut
ions
CR
C C
ontr
ibut
ions
••F
our
year
s of
F
our
year
s of
wee
kly
wee
kly
ILR
S S
INE
X fi
les
ILR
S S
INE
X fi
les
••T
he fi
les
cont
ain
PO
S+
EO
P
The
file
s co
ntai
n P
OS
+E
OP
only
only
––M
odel
ing
is s
imila
r to
cas
e D
of I
LRS
PP
Mod
elin
g is
sim
ilar
to c
ase
D o
f ILR
S P
P––
LAG
EO
S 1
& 2
ILR
S N
Ps
for
1999
- 2
002
used
LAG
EO
S 1
& 2
ILR
S N
Ps
for
1999
- 2
002
used
––C
avea
tsC
avea
ts••
The
sol
utio
ns w
ere
gene
rate
d fr
om li
near
shi
fting
of t
he s
tand
ard
The
sol
utio
ns w
ere
gene
rate
d fr
om li
near
shi
fting
of t
he s
tand
ard
norm
al e
quat
ions
gen
erat
ed fo
r ou
r m
ulti-
year
sol
utio
ns, f
rom
the
norm
al e
quat
ions
gen
erat
ed fo
r ou
r m
ulti-
year
sol
utio
ns, f
rom
the
defa
ult e
poch
of 1
997.
0 to
the
mid
dle
of th
e w
eek,
usi
ng th
e de
faul
t epo
ch o
f 199
7.0
to th
e m
iddl
e of
the
wee
k, u
sing
the aa
prio
ripr
iori
, , IT
RF
2000
ITR
F20
00 v
eloc
ities
vel
ociti
es••
The
T
he ““
30 N
Ps
or m
ore
30 N
Ps
or m
ore ””
rul
e re
sults
in a
n av
erag
e of
~23
site
s pe
r r
ule
resu
lts in
an
aver
age
of ~
23 s
ites
per
wee
kw
eek
••G
ener
ated
SIN
EX
file
s ar
e on
the
web
(ve
rsio
n 4.
0)G
ener
ated
SIN
EX
file
s ar
e on
the
web
(ve
rsio
n 4.
0)
Oct
. 26
, 20
03O
ct.
26,
2003
E C
E
C P
avlis
Pav
lis
Godd
ard
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ard
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eSp
ace
Flig
ht
Flig
htCe
nter
Cent
er
-20
0
-15
0
-10
0
-500
50
010
20
30
40
1999
1999.5
2000
2000.5
2001
2001.5
2002
2002.5
2003
PP
C_
we
ek
ly_
7-p
arm
DT
x
DT
y
DT
zN
o. S
ites
DD
s
Translations [mm]
No. of Sites / ∆∆∆∆Scale [ppb]
Dat
e
DD
SD
T ZD
TY
DT
X
Det
rend
ed
Tra
nsla
tions
[m
m]
&S
cale
[ppb
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09
20
92
09
20
9P
oin
ts1
.61
0.9
10
.51
2.9
RM
S
Hel
mer
t H
elm
ert
Tra
nsla
tion
and
Sca
le R
esul
tsT
rans
latio
n an
d S
cale
Res
ults
Oct
. 26
, 20
03O
ct.
26,
2003
E C
E
C P
avlis
Pav
lis
Godd
ard
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Flig
htCe
nter
Cent
er
-6-5-4-3-2-1012
10
15
20
25
30
35
40
45
50
1999
1999.5
2000
2000.5
2001
2001.5
2002
2002.5
2003
PP
C_
we
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ly_
7-p
arm
DR
x
DR
y
DR
z
No.
Site
s
Rotations [mas]
No. of Sites
Dat
e
DR
ZD
RY
DR
XD
etr
en
de
d
Ro
tati
on
s
20
92
09
20
9P
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ts0
.32
70
.39
80
.38
1R
MS
[m
as]
Hel
mer
t H
elm
ert
Rot
atio
n R
esul
tsR
otat
ion
Res
ults
Oct
. 26
, 20
03O
ct.
26,
2003
E C
E
C P
avlis
Pav
lis
Godd
ard
Godd
ard
Spac
eSp
ace
Flig
ht
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htCe
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er
-20
-15
-10-505101520
19
92
19
94
19
96
19
98
20
00
20
02
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∆X [
mm
]
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mm
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∆∆∆∆X [mm]
Dat
e
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LR
Cen
ter
of M
ass
Wee
kly
Ser
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vs.
Atm
osp
her
e +
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ans
+ H
ydro
logy
from
Jia
nli
Ch
en/C
SR
E. C
. Pa
vlis
/ G
SFC
Oct
. 26
, 20
03O
ct.
26,
2003
E C
E
C P
avlis
Pav
lis
Godd
ard
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ard
Spac
eSp
ace
Flig
ht
Flig
htCe
nter
Cent
er
-20
-15
-10-505101520
19
92
19
94
19
96
19
98
20
00
20
02
20
04
∆Y [
mm
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_Y_(
mm
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∆∆∆∆Y [mm]
Dat
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Cen
ter
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her
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ans
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ydro
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from
Jia
nli
Ch
en/C
SR
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. Pa
vlis
/ G
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Oct
. 26
, 20
03O
ct.
26,
2003
E C
E
C P
avlis
Pav
lis
Godd
ard
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ard
Spac
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ace
Flig
ht
Flig
htCe
nter
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er
-100-50050100
19
92
19
94
19
96
19
98
20
00
20
02
20
04
∆Z
[mm
]
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∆∆∆∆Z [mm]
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ter
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ass
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kly
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osp
her
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Oce
ans
+ H
ydro
logy
from
Jia
nli
Ch
en/C
SR
E. C
. Pa
vlis
/ G
SFC
Oct
. 26
, 20
03O
ct.
26,
2003
E C
E
C P
avlis
Pav
lis
Godd
ard
Godd
ard
Spac
eSp
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Flig
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Cent
er
http
://w
ww
.ht
tp://
ww
w. j
cet
jcet
.. um
bcum
bc.. e
dued
u /~/~ep
avlis
epav
lis/in
terd
isci
plin
ary.
htm
l#S
LR_S
INE
X/in
terd
isci
plin
ary.
htm
l#S
LR_S
INE
X
Whe
re to
Dow
nloa
d th
em F
rom
:W
here
to D
ownl
oad
them
Fro
m:
Oct
. 26
, 20
03O
ct.
26,
2003
E C
E
C P
avlis
Pav
lis
Godd
ard
Godd
ard
Spac
eSp
ace
Flig
ht
Flig
htCe
nter
Cent
er
CR
C S
umm
ary
CR
C S
umm
ary
••C
ontr
ibut
ed
Con
trib
uted
209 w
eekl
y S
INE
X209 w
eekl
y S
INE
X file
s fr
om L
AG
EO
S 1
& 2
file
s fr
om L
AG
EO
S 1
& 2
for
for
19
99
- 2
00
21
99
9 -
20
02 t
o th
e IE
RS
CR
C P
P to
the
IER
S C
RC
PP
••V
ersi
on 4
.0 r
efer
ence
d to
mid
-wee
k ep
och,
afte
r it
was
Ver
sion
4.0
ref
eren
ced
to m
id-w
eek
epoc
h, a
fter
it w
asor
igin
ally
gen
erat
ed w
ith e
poch
or
igin
ally
gen
erat
ed w
ith e
poch
1997
.019
97.0
••N
ew v
ersi
on b
y ea
rly N
ovem
ber
(mid
-wee
k re
fere
nced
)N
ew v
ersi
on b
y ea
rly N
ovem
ber
(mid
-wee
k re
fere
nced
)
••O
ptim
al
Opt
imal
sel
ectio
n of
site
sse
lect
ion
of s
ites , , d
ata
thin
ning
data
thin
ning
, and
, a
nd ““
loos
elo
ose ””
cons
trai
nts
cons
trai
nts
for
wee
kly
solu
tions
are
stil
l und
er fo
r w
eekl
y so
lutio
ns a
re s
till u
nder
inve
stig
atio
n, a
long
with
the
issu
e of
in
vest
igat
ion,
alo
ng w
ith th
e is
sue
of EO
P r
ates
.E
OP
rat
es.