Geocentric Asteroid Iris Ephemeris Statistics
Referred to True Ecliptic and Equinox of Date - UT Time Scale

For Current Date   =  2017 Apr 29 - Sat
Time UT            =  11:12:55 UT
Applied Delta T    = +00:01:10
Astronomical JD TT =  2457872.96811343

Apparent Geocentric Position and True Distance:
Right Ascension     =  23h 06m 53.76s = 23.1149338h = 346.7240070°
Declination         = -01° 11' 11.13" = -1.186426°
True Distance       =  2.631985963 AU = 393.739496 Mkm = 244.658380 Mmi
Horizontal Parallax =  3.341" = 0.05569' = 0.000928128°
Visual Magnitude    = +10.3
Light/Signal Time   =  21m 53.37s
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Geocentric Asteroid Iris Ephemeris Statistics
Referred to True Ecliptic and Equinox of Date - TT Time Scale

For Current Date   = 2017 Apr 29 - Sat
Time TT            = 11:12:55 TT
Astronomical JD TT = 2457872.96730324

Apparent Geocentric Position and True Distance:
Right Ascension     =  23h 06m 53.67s = 23.1149095h = 346.7236425°
Declination         = -01° 11' 11.76" = -1.186600°
True Distance       =  2.631995170 AU = 393.740873 Mkm = 244.659236 Mmi
Horizontal Parallax =  3.341" = 0.05569' = 0.000928125°
Visual Magnitude    = +10.3
Light/Signal Time   =  21m 53.38s

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Asteroid Iris ephemeris table for each date of Apr. 2017 at 12:00 TT

Computed according to the USNO AE98 model
There are three extra (xx) days at each end of the table.


JD12_TT    RA_Hr    Decl_Deg     Dist_AU    VMag   Day
2457842 22.1745490 -07.537125  2.958406816 +10.5   xx
2457843 22.2053929 -07.342683  2.948746104 +10.5   xx
2457844 22.2362036 -07.147390  2.939016630 +10.5   xx
2457845 22.2669812 -06.951262  2.929219751 +10.5    1
2457846 22.2977252 -06.754318  2.919356824 +10.5    2
2457847 22.3284354 -06.556573  2.909429172 +10.5    3
2457848 22.3591118 -06.358046  2.899438065 +10.5    4
2457849 22.3897544 -06.158749  2.889384698 +10.5    5
2457850 22.4203633 -05.958697  2.879270185 +10.5    6
2457851 22.4509392 -05.757902  2.869095563 +10.5    7
2457852 22.4814825 -05.556374  2.858861790 +10.5    8
2457853 22.5119941 -05.354126  2.848569751 +10.4    9
2457854 22.5424746 -05.151169  2.838220273 +10.4   10
2457855 22.5729246 -04.947515  2.827814126 +10.4   11
2457856 22.6033447 -04.743176  2.817352044 +10.4   12
2457857 22.6337353 -04.538165  2.806834728 +10.4   13
2457858 22.6640966 -04.332498  2.796262858 +10.4   14
2457859 22.6944287 -04.126190  2.785637108 +10.4   15
2457860 22.7247315 -03.919255  2.774958143 +10.4   16
2457861 22.7550050 -03.711710  2.764226631 +10.4   17
2457862 22.7852489 -03.503571  2.753443248 +10.4   18
2457863 22.8154628 -03.294856  2.742608676 +10.4   19
2457864 22.8456465 -03.085580  2.731723615 +10.4   20
2457865 22.8757995 -02.875760  2.720788787 +10.4   21
2457866 22.9059213 -02.665414  2.709804951 +10.4   22
2457867 22.9360118 -02.454558  2.698772918 +10.4   23
2457868 22.9660707 -02.243206  2.687693573 +10.4   24
2457869 22.9960978 -02.031376  2.676567895 +10.4   25
2457870 23.0260932 -01.819084  2.665396970 +10.4   26
2457871 23.0560566 -01.606346  2.654181990 +10.4   27
2457872 23.0859879 -01.393181  2.642924237 +10.4   28
2457873 23.1158867 -01.179610  2.631625045 +10.3   29
2457874 23.1457524 -00.965654  2.620285755 +10.3   30
2457875 23.1755848 -00.751331  2.608907677 +10.3   xx
2457876 23.2053836 -00.536660  2.597492053 +10.3   xx
2457877 23.2351490 -00.321656  2.586040046 +10.3   xx
JD12_TT    RA_Hr    Decl_Deg     Dist_AU    VMag   Day
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PHP Program by Jay Tanner - 2017