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
2022-02-21 06:53:38 C 05 43 22.91 +22 03 51.4 V T08
2022-02-21 18:47:13 C 05 47 32.49 +21 25 35.1 V C40
2022-02-21 18:49:20 C 05 47 33.21 +21 25 28.3 V C40
2022-02-21 18:50:04 C 05 47 33.45 +21 25 26.0 V C40
2022-02-21 18:50:45 C 05 47 33.68 +21 25 23.7 V C40
2022-02-21 18:51:27 C 05 47 33.92 +21 25 21.4 V C40
2022-02-21 18:52:11 C 05 47 34.16 +21 25 19.1 V C40
2022-02-21 18:54:18 C 05 47 34.87 +21 25 12.3 V C40
2022-02-21 18:55:42 C 05 47 35.35 +21 25 07.6 V C40
2022-02-21 18:56:25 C 05 47 35.58 +21 25 05.4 V C40
2022-02-21 18:57:49 C 05 47 36.06 +21 25 00.8 V C40
2022-02-21 18:58:32 C 05 47 36.29 +21 24 58.4 V C40
2022-02-21 18:59:15 C 05 47 36.53 +21 24 56.1 V C40
2022-02-21 19:00:40 C 05 47 37.01 +21 24 51.5 V C40
2022-02-21 19:01:22 C 05 47 37.25 +21 24 49.3 V C40
2022-02-21 19:03:29 C 05 47 37.96 +21 24 42.4 V C40
2022-02-21 19:06:18 C 05 47 38.91 +21 24 33.2 V C40
2022-02-21 19:15:50 C 05 47 42.11 +21 24 02.1 V C40
2022-02-21 19:16:33 C 05 47 42.35 +21 23 59.9 V C40
2022-02-21 19:17:59 C 05 47 42.83 +21 23 55.2 V C40
2022-02-21 19:19:24 C 05 47 43.31 +21 23 50.6 V C40
2022-02-21 19:22:12 C 05 47 44.26 +21 23 41.4 V C40
2022-02-21 19:22:55 C 05 47 44.50 +21 23 39.2 V C40
2022-02-21 19:23:38 C 05 47 44.74 +21 23 36.8 V C40
2022-02-21 19:24:21 C 05 47 44.98 +21 23 34.4 V C40
2022-02-21 19:25:45 C 05 47 45.46 +21 23 29.8 V C40
2022-02-21 19:26:28 C 05 47 45.70 +21 23 27.7 V C40
2022-02-21 19:26:28 n 05 47 48.45 +21 23 20.1 q Z92
2022-02-21 19:30:00 C 05 47 46.88 +21 23 16.1 V C40
2022-02-21 19:32:07 C 05 47 47.60 +21 23 09.2 V C40
2022-02-21 19:33:31 C 05 47 48.08 +21 23 04.6 V C40
2022-02-21 19:34:14 C 05 47 48.32 +21 23 02.3 V C40
2022-02-21 19:35:31 n 05 47 51.50 +21 22 51.2 q Z92
2022-02-21 19:37:47 C 05 47 49.52 +21 22 50.6 V C40
2022-02-21 19:39:12 C 05 47 50.00 +21 22 46.1 V C40
2022-02-21 19:42:43 C 05 47 51.20 +21 22 34.5 V C40
2022-02-21 19:43:26 C 05 47 51.43 +21 22 32.2 V C40
2022-02-21 19:44:36 C 05 47 51.83 +21 22 28.4 V C40
2022-02-21 19:45:26 n 05 47 54.84 +21 22 19.8 q Z92
2022-02-21 19:46:44 C 05 47 52.56 +21 22 21.4 V C40
2022-02-21 19:48:08 C 05 47 53.03 +21 22 16.8 V C40
2022-02-21 19:49:34 C 05 47 53.50 +21 22 12.2 V C40
2022-02-21 19:55:34 n 05 47 58.26 +21 21 46.6 q Z92
2022-02-21 22:04:59 C 05 48 40.86 +21 14 56.4 X L63
2022-02-21 22:13:01 C 05 48 43.60 +21 14 29.8 X L63
2022-02-21 22:20:41 C 05 48 46.21 +21 14 04.6 X L63
2022-02-21 23:57:21 V 05 49 24.61 +21 09 05.4 14.3 V 270
2022-02-21 23:57:21 v 1 285.03179 +40.20037 270
2022-02-22 00:21:26 V 05 49 32.62 +21 07 47.7 14.2 V 270
2022-02-22 00:21:26 v 1 285.03179 +40.20037 270
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)