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
2021-02-18 17:18:34 S 05 37 59.58 -07 34 48.1 L C51
2021-02-18 22:00:57 S 05 38 07.38 -07 34 13.3 L C51
2021-02-18 23:35:00 S 05 38 09.95 -07 34 01.3 L C51
2021-02-19 01:09:16 S 05 38 12.61 -07 33 50.0 L C51
2021-02-19 02:42:36 S 05 38 15.19 -07 33 36.7 L C51
2021-02-19 04:17:24 S 05 38 17.86 -07 33 25.9 L C51
2021-02-19 04:17:35 S 05 38 17.83 -07 33 26.4 L C51
2021-02-19 05:51:39 S 05 38 20.48 -07 33 14.4 L C51
2021-02-19 10:34:02 S 05 38 28.50 -07 32 39.2 L C51
2021-02-19 13:41:37 S 05 38 33.92 -07 32 14.9 L C51
2021-02-19 16:50:40 S 05 38 39.33 -07 31 51.2 L C51
2021-02-19 19:59:00 S 05 38 44.79 -07 31 27.4 L C51
2021-02-22 02:53:10 S 05 40 26.09 -07 24 07.0 L C51
2021-02-22 10:43:52 S 05 40 41.51 -07 23 00.9 L C51
2021-02-22 13:52:12 S 05 40 47.70 -07 22 35.7 L C51
2021-02-22 17:00:30 S 05 40 53.99 -07 22 08.7 L C51
2021-02-22 18:34:35 S 05 40 57.09 -07 21 55.7 L C51
2021-02-22 20:08:38 S 05 41 00.34 -07 21 40.9 L C51
2021-02-22 20:08:50 S 05 41 00.23 -07 21 41.6 L C51
2021-02-23 05:33:36 S 05 41 19.19 -07 20 20.9 L C51
2026-01-13 05:52:44 C 11 22 58.520 -26 15 42.30 V 807
2026-01-13 06:13:47 C 11 22 56.810 -26 16 23.90 V 807
2026-01-13 06:24:20 C 11 22 55.940 -26 16 45.00 V 807
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)