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
2012-01-20 03:53:16 C 05 39 44.43 -03 25 26.5 19.9 c 704
2012-01-20 04:11:55 C 05 39 42.39 -03 25 51.6 19.4 c 704
2012-01-20 04:30:35 C 05 39 40.45 -03 26 18.2 19.3 c 704
2012-01-21 03:14:41 C 05 37 42.21 -03 55 39.1 18.7 c 704
2012-01-21 03:33:10 C 05 37 40.43 -03 56 01.1 19.1 c 704
2012-01-21 03:51:39 C 05 37 38.74 -03 56 23.1 19.0 c 704
2012-01-21 04:10:07 C 05 37 37.01 -03 56 45.7 19.1 c 704
2012-01-21 04:28:34 C 05 37 35.30 -03 57 07.3 19.0 c 704
2012-01-22 20:44:51 C 05 34 43.46 -04 40 09.7 t 130
2012-01-22 20:56:25 C 05 34 42.59 -04 40 19.5 t 130
2016-12-22 15:47:01 S 11 42 06.87 -09 54 03.7 L C51
2016-12-22 18:55:42 S 11 42 04.10 -09 59 30.9 L C51
2016-12-22 20:29:58 S 11 42 02.70 -10 02 14.7 L C51
2016-12-23 01:12:54 S 11 41 58.54 -10 10 24.8 L C51
2016-12-23 02:47:20 S 11 41 57.08 -10 13 09.1 L C51
2016-12-23 05:56:01 S 11 41 54.08 -10 18 36.8 L C51
2016-12-23 12:13:12 S 11 41 48.18 -10 29 33.1 L C51
2017-03-23 06:03:57 S 06 55 03.11 -34 40 00.2 L C51
2017-03-23 07:38:12 S 06 54 58.98 -34 38 31.7 L C51
2017-03-23 12:21:08 S 06 54 46.74 -34 34 03.9 L C51
2017-03-23 13:55:23 S 06 54 42.74 -34 32 35.0 L C51
2017-03-23 15:29:38 S 06 54 38.73 -34 31 05.7 L C51
2017-03-23 15:29:49 S 06 54 38.73 -34 31 04.9 L C51
2017-03-23 17:04:05 S 06 54 34.78 -34 29 36.3 L C51
2017-03-23 18:38:19 S 06 54 30.72 -34 28 07.2 L C51
2017-03-24 00:55:30 S 06 54 15.17 -34 22 10.2 L C51
2020-12-29 18:07:18 S 13 40 25.558 +32 35 26.30 L C51
2020-12-31 02:21:50 C 12 59 09.90 +33 41 37.5 V 204
2020-12-31 02:28:10 C 12 59 00.36 +33 41 48.1 V 204
2020-12-31 14:57:39 C 12 39 38.09 +33 56 36.0 V T08
2020-12-31 15:03:18 C 12 39 28.57 +33 56 39.9 V T08
2020-12-31 15:14:11 C 12 39 10.38 +33 56 48.2 V T08
2020-12-31 15:42:04 C 12 38 23.42 +33 57 07.8 V T08
2021-01-04 08:52:18 C 09 43 58.57 +27 07 31.8 U I41
2021-01-04 08:52:49 C 09 43 57.56 +27 07 27.2 U I41
2021-01-04 09:59:18 C 09 41 46.51 +26 56 25.3 U I41
2021-01-04 09:59:48 C 09 41 45.54 +26 56 20.1 U I41
2021-01-04 14:45:09 C 09 32 50.49 +26 07 14.4 q Q21
2021-01-04 14:46:39 C 09 32 47.75 +26 06 59.7 q Q21
2021-01-04 14:48:09 C 09 32 44.76 +26 06 43.6 q Q21
2021-01-04 14:51:12 C 09 32 39.05 +26 06 13.1 q Q21
2021-01-04 14:52:41 C 09 32 36.07 +26 05 56.5 q Q21
2021-01-04 14:54:12 C 09 32 33.17 +26 05 40.9 q Q21
2021-01-04 14:55:44 C 09 32 30.19 +26 05 25.9 q Q21
2021-01-04 14:57:14 C 09 32 27.47 +26 05 10.8 q Q21
2021-01-04 14:58:44 C 09 32 24.38 +26 04 53.3 q Q21
2021-01-04 15:00:16 C 09 32 21.65 +26 04 39.3 q Q21
2021-01-04 15:01:47 C 09 32 18.77 +26 04 23.8 q Q21
2021-01-04 15:06:09 C 09 32 10.37 +26 03 39.0 q Q21
2021-01-04 15:07:00 C 09 32 08.78 +26 03 30.4 q Q21
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)