2003 AF23

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4258700289 ± 2.18e-07
Semi-major axis (a)0.8744405096 AU ± 7.82e-10
Inclination (i)23.23319244° ± 9.77e-06
Long. of Asc. Node (Ω)286.74329574° ± 9.99e-07
Arg. of Perihelion (ω)43.94750969° ± 1.08e-06
Mean Anomaly (M)78.19484235° ± 2.76e-05
Mean Motion (n)1.2053602717°/day ± 1.62e-09
Perihelion dist (q)0.50204250 AU ± 1.90e-07
Aphelion dist (Q)1.24683851 AU ± 1.90e-07
Orbital Period0.81770265 yr ± 1.10e-09
NGA Modelr2
A2-6.40645865e-14 ± 1.16e-15 AU/d²
Physical Parameters
H (abs. magnitude)21.01
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.394″
Uncertainty0
Orbit TypeAten
MOID0.032311 AU
Observations Used458
Radar Obs Used1
Oppositions4
Arc Total2003-2026
First Observation Used2003-01-08
Last Observation Used2026-01-13
Observations (523)
Date Type RA Dec Mag Band Observatory
2012-01-14 07:56:37 C 06 01 23.60 +01 50 54.4 u H45
2012-01-14 07:57:47 C 06 01 23.31 +01 50 50.8 u H45
2012-01-14 08:01:32 C 06 01 22.30 +01 50 36.8 u H45
2012-01-14 08:02:59 C 06 01 21.96 +01 50 32.2 u H45
2012-01-14 08:05:20 C 06 01 21.34 +01 50 23.9 u H45
2012-01-15 02:12:48 C 05 57 19.03 +00 50 18.9 u H45
2012-01-15 02:14:15 C 05 57 18.71 +00 50 14.3 u H45
2012-01-15 02:15:55 C 05 57 18.33 +00 50 09.1 u H45
2012-01-15 02:17:06 C 05 57 18.06 +00 50 05.6 u H45
2012-01-15 02:21:12 C 05 57 17.13 +00 49 53.0 u H45
2012-01-15 02:22:25 C 05 57 16.83 +00 49 49.1 u H45
2012-01-15 19:41:14 C 05 53 48.11 -00 00 44.4 u 151
2012-01-15 19:42:30 C 05 53 47.86 -00 00 48.1 u 151
2012-01-15 19:43:45 C 05 53 47.60 -00 00 51.8 u 151
2012-01-15 19:45:02 C 05 53 47.34 -00 00 54.9 u 151
2012-01-15 19:46:17 C 05 53 47.08 -00 00 58.3 u 151
2012-01-15 19:47:33 C 05 53 46.82 -00 01 01.7 u 151
2012-01-15 19:48:48 C 05 53 46.56 -00 01 05.2 u 151
2012-01-15 20:00:30 C 05 53 44.19 -00 01 34.2 u 104
2012-01-15 20:08:59 C 05 53 42.47 -00 01 57.1 u 104
2012-01-15 21:54:53 C 05 53 21.22 -00 06 44.9 c A24
2012-01-15 21:57:02 C 05 53 20.77 -00 06 50.6 c A24
2012-01-15 21:59:09 C 05 53 20.36 -00 06 56.3 c A24
2012-01-15 22:01:17 C 05 53 19.94 -00 07 01.9 c A24
2012-01-15 22:03:40 C 05 53 19.45 -00 07 08.3 c A24
2012-01-15 22:06:36 C 05 53 18.86 -00 07 16.2 c A24
2012-01-15 23:43:16 C 05 52 59.51 -00 11 32.9 u 160
2012-01-15 23:46:08 C 05 52 58.95 -00 11 40.5 u 160
2012-01-15 23:49:31 C 05 52 58.30 -00 11 49.4 u 160
2012-01-16 22:55:07 C 05 49 05.38 -01 08 27.2 u 160
2012-01-16 22:58:16 C 05 49 04.87 -01 08 34.4 u 160
2012-01-16 23:01:33 C 05 49 04.30 -01 08 42.3 u 160
2012-01-17 21:46:27 C 05 45 48.63 -01 56 26.2 u 160
2012-01-17 21:49:16 C 05 45 48.17 -01 56 31.7 u 160
2012-01-17 21:52:24 C 05 45 47.74 -01 56 36.7 u 160
2012-01-18 05:03:15 C 05 44 51.26 -02 10 08.7 u H45
2012-01-18 05:05:57 C 05 44 50.90 -02 10 13.6 u H45
2012-01-18 05:08:00 C 05 44 50.59 -02 10 17.4 u H45
2012-01-18 05:09:26 C 05 44 50.40 -02 10 20.3 u H45
2012-01-18 05:13:25 C 05 44 49.83 -02 10 27.5 u H45
2012-01-18 05:16:10 C 05 44 49.44 -02 10 32.7 u H45
2012-01-18 05:18:08 C 05 44 49.16 -02 10 36.0 u H45
2012-01-18 21:31:54 C 05 42 52.56 -02 39 17.6 u 160
2012-01-18 21:33:41 C 05 42 52.36 -02 39 21.2 u 160
2012-01-19 05:08:05 C 05 42 01.86 -02 51 34.7 18.6 c 704
2012-01-19 05:26:40 C 05 41 59.50 -02 52 04.2 19.1 c 704
2012-01-19 05:45:25 C 05 41 57.12 -02 52 34.3 19.4 c 704
2012-01-19 06:22:40 C 05 41 52.66 -02 53 33.0 19.4 c 704
2012-01-20 03:15:59 C 05 39 48.47 -03 24 33.1 18.9 c 704
2012-01-20 03:34:37 C 05 39 46.46 -03 24 59.6 19.2 c 704
Radar Observations (3)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2021-01-03 08:10:00 89203.491 0.5 Hz 8560 -14 -14
2021-01-03 09:10:00 46744625.22 2 us 8560 -14 -14
2021-01-04 13:30:00 -154045.424 1.5 Hz 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)