8/18/2019 Sample Oppositions Based on Illumination Percent

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Phase angle and Illumination Percent were used in determining the opposition date

for the following objects.

Object Name Opposition Opposition Approximate

Distance (AU

!"mag

# $eres %ul& ') '*# #.+, -.-,arch ,) '*#/ #.+

' Pallas %une #-"#,)

'*#

'.-++ ,.#-

Aug ''"'-)

'*#/

 %an '#"'')

'*#/

'.-++

, 0esta %an #*"#')

'*#

1pet '2"-*)

'*#

#.,'2 -.'*

a& ',) '*#/ #.'-#* !&giea %an #) '*# Aug /"2) '*# #.+-3 .,-

arch #/)

'*#/

No4 +) '*#/

- %uno %an '#) '*# 1ept '/"'2)

'*#

'.'+/ .--

April '/"'3)

'*#/

No4 '2"-*)

'*#/3*, Interamnia April #-) '*# No4 #3"#2)

'*#

'.2- .+,

 %une #2"#+)

'*#/

'.#'+

/', !e5tor

(#+*3 6

April '3"-*)

'*#

No4 #3"'*)

'*#

,.'## 3.'

 %une -",) '*#/ Dec '*"',)

'*#/

,.'+#

3 Iris ar /"3) '*# Oct ',"'/)

'*#

#./3 .#

a& '+"-*)

'*#/

#.2#

' 7uropa %une '-"',)

'*#

8eb #-) '*#/ #.2#, /.-#

Oct ) '*#/

9efore Opposition determined distance based on parallax angle will be under the

true distance. After Opposition determined distance based on parallax angle will be

o4er the true distance. (After calculations and a4eraging.

http:;;ssd.jpl.nasa.go4;sbdb.cgi

http://ssd.jpl.nasa.gov/sbdb.cgihttp://ssd.jpl.nasa.gov/sbdb.cgi

8/18/2019 Sample Oppositions Based on Illumination Percent

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http:;;ssd.jpl.nasa.go4;horiist?of?notable?asteroids=>argest?b&?diameter

Asteroids: their nature and utili