153591 (2001 SN263)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4799501702 ± 1.35e-09
Semi-major axis (a)1.9877627834 AU ± 8.82e-11
Inclination (i)6.69249029° ± 3.51e-07
Long. of Asc. Node (Ω)325.70895525° ± 1.05e-06
Arg. of Perihelion (ω)173.05863055° ± 1.30e-06
Mean Anomaly (M)124.08081465° ± 3.30e-07
Mean Motion (n)0.3516943922°/day ± 2.34e-11
Perihelion dist (q)1.03373570 AU ± 2.68e-09
Aphelion dist (Q)2.94178987 AU ± 2.69e-09
Orbital Period2.80250782 yr ± 1.87e-10
Physical Parameters
H (abs. magnitude)17.11
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.171″
Uncertainty0
Orbit TypeAmor
MOID0.047787 AU
Observations Used3293
Radar Obs Used3
Oppositions21
Arc Total1990-2025
First Observation Used1990-09-25
Last Observation Used2025-06-05
Observations (4048)
Date Type RA Dec Mag Band Observatory
2022-02-22 00:53:37 V 05 49 43.37 +21 06 03.5 14.3 V 270
2022-02-22 00:53:37 v 1 285.03179 +40.20037 270
2022-02-22 01:21:25 V 05 49 52.66 +21 04 32.1 14.0 V 270
2022-02-22 01:21:25 v 1 285.03179 +40.20037 270
2022-02-22 07:16:34 C 05 51 57.65 +20 45 42.9 V T08
2022-02-22 07:26:36 C 05 52 00.99 +20 45 09.5 V T08
2022-02-22 07:37:51 C 05 52 04.73 +20 44 32.2 V T08
2022-02-22 07:42:27 C 05 52 06.26 +20 44 16.8 V T08
2022-02-22 08:18:32 C 05 52 18.31 +20 42 16.2 V T08
2022-02-22 12:26:32 V 05 53 47.61 +20 28 17.7 14.4 V 270
2022-02-22 12:26:32 v 1 135.50855 +34.81766 270
2022-02-22 12:58:42 V 05 53 58.33 +20 26 28.7 14.6 V 270
2022-02-22 12:58:42 v 1 135.50855 +34.81766 270
2022-02-22 13:34:17 V 05 54 10.55 +20 24 31.2 14.2 V 270
2022-02-22 13:34:17 v 1 135.50855 +34.81766 270
2022-02-22 14:21:34 V 05 54 26.80 +20 21 50.0 14.3 V 270
2022-02-22 14:21:34 v 1 135.50855 +34.81766 270
2022-02-22 17:29:22 C 05 55 37.50 +20 11 19.9 V C40
2022-02-22 17:30:04 C 05 55 37.75 +20 11 17.7 V C40
2022-02-22 17:30:46 C 05 55 37.99 +20 11 15.2 V C40
2022-02-22 17:31:30 C 05 55 38.23 +20 11 12.9 V C40
2022-02-22 17:32:11 C 05 55 38.47 +20 11 10.5 V C40
2022-02-22 17:32:54 C 05 55 38.70 +20 11 08.1 V C40
2022-02-22 17:33:38 C 05 55 38.95 +20 11 05.8 V C40
2022-02-22 17:34:20 C 05 55 39.19 +20 11 03.4 V C40
2022-02-22 17:35:02 C 05 55 39.43 +20 11 01.1 V C40
2022-02-22 17:35:45 C 05 55 39.67 +20 10 58.7 V C40
2022-02-22 17:36:28 C 05 55 39.91 +20 10 56.1 V C40
2022-02-22 17:37:09 C 05 55 40.15 +20 10 54.0 V C40
2022-02-22 17:50:35 C 05 55 44.72 +20 10 08.7 V C40
2022-02-22 17:51:19 C 05 55 44.96 +20 10 06.4 V C40
2022-02-22 17:52:01 C 05 55 45.20 +20 10 03.9 V C40
2022-02-22 17:52:43 C 05 55 45.44 +20 10 01.7 V C40
2022-02-22 17:53:26 C 05 55 45.69 +20 09 59.3 V C40
2022-02-22 17:54:09 C 05 55 45.93 +20 09 56.8 V C40
2022-02-22 17:54:50 C 05 55 46.16 +20 09 54.5 V C40
2022-02-22 17:56:57 C 05 55 46.88 +20 09 47.4 V C40
2022-02-22 18:04:06 C 05 55 49.30 +20 09 23.5 V C40
2022-02-22 18:04:47 C 05 55 49.55 +20 09 21.1 V C40
2022-02-22 18:05:30 C 05 55 49.78 +20 09 18.7 V C40
2022-02-22 18:06:13 C 05 55 50.03 +20 09 16.3 V C40
2022-02-22 18:06:54 C 05 55 50.27 +20 09 13.9 V C40
2022-02-22 18:07:37 C 05 55 50.51 +20 09 11.6 V C40
2022-02-22 18:08:20 C 05 55 50.75 +20 09 09.2 V C40
2022-02-22 18:09:02 C 05 55 50.98 +20 09 06.9 V C40
2022-02-22 18:09:44 C 05 55 51.22 +20 09 04.4 V C40
2022-02-22 18:11:51 C 05 55 51.95 +20 08 57.2 V C40
2022-02-22 18:12:35 C 05 55 52.19 +20 08 54.9 V C40
2022-02-22 18:13:59 C 05 55 52.67 +20 08 50.1 V C40
2022-02-22 18:15:25 C 05 55 53.16 +20 08 45.3 V C40
Radar Observations (3)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2008-02-12 00:46:00 74376743.286 50 us 2380 -1 -1
2022-02-22 05:50:00 105008239.98 10 us 8560 -14 -14
2022-02-23 01:00:00 104031851.77 10 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)