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
2022-03-18 22:03:21 C 09 11 29.71 -12 07 42.1 V C23
2022-03-18 22:09:07 C 09 11 31.12 -12 07 53.2 V C23
2022-03-18 22:13:38 C 09 11 32.23 -12 08 02.0 V C23
2022-03-18 23:52:06 C 09 11 58.55 -12 10 10.4 q Y00
2022-03-18 23:53:51 C 09 11 59.05 -12 10 14.8 q Y00
2022-03-18 23:55:36 C 09 11 59.54 -12 10 18.6 q Y00
2022-03-19 03:51:12 C 09 12 56.98 -12 17 48.6 V W68
2022-03-19 03:56:43 C 09 12 58.29 -12 17 59.2 V W68
2022-03-19 04:04:09 C 09 13 00.06 -12 18 13.5 V W68
2022-03-19 04:22:40 C 09 13 04.47 -12 18 49.1 V W68
2022-03-19 16:31:04 C 09 16 10.51 -12 43 14.2 V C40
2022-03-19 16:45:13 C 09 16 13.86 -12 43 41.4 V C40
2022-03-19 16:47:20 C 09 16 14.36 -12 43 45.4 V C40
2022-03-19 16:51:36 C 09 16 15.37 -12 43 53.4 V C40
2022-03-19 16:53:43 C 09 16 15.88 -12 43 57.5 V C40
2022-03-19 17:06:57 C 09 16 19.01 -12 44 22.5 V C40
2022-03-19 17:11:06 C 09 16 19.99 -12 44 30.6 V C40
2022-03-19 17:11:49 C 09 16 20.15 -12 44 31.7 V C40
2022-03-19 17:13:13 C 09 16 20.49 -12 44 34.6 V C40
2022-03-19 17:14:39 C 09 16 20.82 -12 44 37.3 V C40
2022-03-19 17:16:46 C 09 16 21.32 -12 44 41.1 V C40
2022-03-19 17:17:28 C 09 16 21.48 -12 44 42.5 V C40
2022-03-19 17:18:53 C 09 16 21.82 -12 44 45.1 V C40
2022-03-19 17:20:17 C 09 16 22.16 -12 44 47.9 V C40
2022-03-19 17:21:01 C 09 16 22.32 -12 44 49.2 V C40
2022-03-19 17:23:49 C 09 16 22.98 -12 44 54.5 V C40
2022-03-19 17:28:03 C 09 16 23.98 -12 45 02.7 V C40
2022-03-19 17:28:46 C 09 16 24.15 -12 45 03.9 V C40
2022-03-19 17:29:29 C 09 16 24.31 -12 45 05.2 V C40
2022-03-19 17:30:10 C 09 16 24.48 -12 45 06.5 V C40
2022-03-19 17:32:19 C 09 16 24.98 -12 45 10.6 V C40
2022-03-19 17:33:00 C 09 16 25.14 -12 45 11.9 V C40
2022-03-19 17:34:26 C 09 16 25.48 -12 45 14.7 V C40
2022-03-19 17:35:07 C 09 16 25.64 -12 45 15.9 V C40
2022-03-19 17:36:33 C 09 16 25.98 -12 45 18.7 V C40
2022-03-19 17:37:15 C 09 16 26.14 -12 45 19.9 V C40
2022-03-19 17:43:59 C 09 16 27.72 -12 45 32.6 V C40
2022-03-19 17:44:40 C 09 16 27.89 -12 45 33.8 V C40
2022-03-19 17:46:47 C 09 16 28.38 -12 45 37.8 V C40
2022-03-19 17:47:30 C 09 16 28.55 -12 45 39.2 V C40
2022-03-19 17:48:55 C 09 16 28.88 -12 45 41.8 V C40
2022-03-19 17:49:37 C 09 16 29.05 -12 45 43.2 V C40
2022-03-19 17:50:20 C 09 16 29.22 -12 45 44.6 V C40
2022-03-19 17:51:02 C 09 16 29.38 -12 45 45.9 V C40
2022-03-19 17:51:44 C 09 16 29.54 -12 45 47.2 V C40
2022-03-19 17:52:27 C 09 16 29.71 -12 45 48.6 V C40
2022-03-19 17:55:59 C 09 16 30.54 -12 45 55.2 V C40
2022-03-19 17:56:42 C 09 16 30.71 -12 45 56.6 V C40
2022-03-19 17:58:49 C 09 16 31.20 -12 46 00.5 V C40
2022-03-19 17:59:32 C 09 16 31.37 -12 46 01.8 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)