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
2021-01-13 20:00:19 C 06 20 48.41 -00 29 25.1 V G17
2021-01-13 20:03:20 C 06 20 47.44 -00 29 34.6 V G17
2021-01-14 09:25:23 C 06 16 49.19 -01 07 19.8 V T08
2021-01-14 09:35:21 C 06 16 46.17 -01 07 46.9 V T08
2021-01-14 09:41:20 C 06 16 44.38 -01 08 03.5 V T08
2021-01-14 09:58:38 C 06 16 39.16 -01 08 50.4 V T08
2021-01-15 00:22:17 C 06 12 48.88 -01 46 32.6 V Z80
2021-01-15 00:27:22 C 06 12 47.52 -01 46 45.4 V Z80
2021-01-15 00:32:17 C 06 12 46.25 -01 46 57.6 V Z80
2021-01-15 00:37:16 C 06 12 44.93 -01 47 09.7 V Z80
2021-01-15 19:37:49 C 06 08 16.60 -02 30 39.0 V K83
2021-01-15 19:41:49 C 06 08 15.74 -02 30 47.8 V K83
2021-01-16 08:51:13 C 06 05 24.541 -02 57 27.02 U F52
2021-01-16 09:07:58 C 06 05 20.773 -02 57 59.91 U F52
2021-01-16 09:24:40 C 06 05 17.030 -02 58 32.64 U F52
2021-01-16 09:41:22 C 06 05 13.312 -02 59 05.22 U F52
2021-01-16 10:16:30 C 06 05 05.49 -03 00 13.6 V T05
2021-01-16 10:28:00 C 06 05 02.96 -03 00 35.9 V T05
2021-01-16 11:17:14 C 06 04 52.17 -03 02 11.0 V T05
2021-01-17 16:24:16 C 05 59 32.54 -03 53 31.8 q C97
2021-01-17 16:26:28 C 05 59 32.24 -03 53 35.6 q C97
2021-01-17 16:28:41 C 05 59 31.82 -03 53 38.3 q C97
2021-01-17 16:30:53 C 05 59 31.54 -03 53 40.9 q C97
2021-01-18 08:49:42 C 05 56 51.54 -04 18 23.1 V T08
2021-01-18 08:55:04 C 05 56 50.64 -04 18 31.5 V T08
2021-01-18 09:05:06 C 05 56 48.94 -04 18 45.3 V T08
2021-01-18 09:23:48 C 05 56 45.73 -04 19 12.4 V T08
2021-01-18 16:14:58 C 05 55 46.72 -04 28 54.1 q C97
2021-01-18 16:17:11 C 05 55 46.31 -04 28 56.6 q C97
2021-01-18 16:19:22 C 05 55 46.02 -04 28 59.8 q C97
2021-01-18 16:21:35 C 05 55 45.76 -04 29 01.9 q C97
2021-01-18 19:09:26 C 05 55 21.15 -04 33 06.8 V K83
2021-01-18 19:13:38 C 05 55 20.47 -04 33 12.9 V K83
2021-01-18 19:17:50 C 05 55 19.81 -04 33 18.2 V K83
2021-01-19 00:35:59 C 05 54 35.24 -04 40 13.4 V W46
2021-01-19 00:49:01 C 05 54 33.31 -04 40 30.9 V W46
2021-01-19 01:01:20 C 05 54 31.44 -04 40 46.8 V W46
2021-01-19 16:28:32 C 05 52 27.24 -04 59 49.3 q C97
2021-01-19 16:30:45 C 05 52 26.88 -04 59 50.4 q C97
2021-01-19 16:32:57 C 05 52 26.67 -04 59 52.9 q C97
2021-01-19 16:35:11 C 05 52 26.27 -04 59 56.1 q C97
2021-01-21 01:43:07 C 05 48 35.14 -05 35 32.4 V W34
2021-01-21 01:52:58 C 05 48 34.01 -05 35 42.1 V W34
2021-01-21 02:03:14 C 05 48 32.83 -05 35 52.4 V W34
2021-02-17 05:38:55 C 05 37 03.817 -07 39 07.48 U F52
2021-02-17 05:54:42 C 05 37 04.144 -07 39 05.69 U F52
2021-02-17 06:10:30 C 05 37 04.436 -07 39 03.99 U F52
2021-02-18 11:01:56 S 05 37 49.29 -07 35 33.0 L C51
2021-02-18 14:10:14 S 05 37 54.45 -07 35 10.7 L C51
2021-02-18 17:18:23 S 05 37 59.56 -07 34 47.8 L C51
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)