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
2022-02-20 02:25:14 C 05 33 34.44 +23 30 01.8 q H45
2022-02-20 02:26:33 C 05 33 34.85 +23 29 57.6 q H45
2022-02-20 02:27:22 C 05 33 35.12 +23 29 55.5 q H45
2022-02-20 02:28:19 C 05 33 35.44 +23 29 52.6 q H45
2022-02-20 02:29:35 C 05 33 35.83 +23 29 48.9 q H45
2022-02-20 02:40:11 C 05 33 39.00 +23 29 21.2 q H47
2022-02-20 02:41:29 C 05 33 39.43 +23 29 17.4 q H47
2022-02-20 02:42:46 C 05 33 39.83 +23 29 13.2 q H47
2022-02-20 02:44:07 C 05 33 40.26 +23 29 09.6 q H47
2022-02-20 02:44:41 V 05 33 39.91 +23 29 03.8 14.4 V 270
2022-02-20 02:44:41 v 1 276.64247 +33.90558 270
2022-02-20 02:45:24 C 05 33 40.68 +23 29 05.5 q H47
2022-02-20 02:46:43 C 05 33 41.10 +23 29 01.6 q H47
2022-02-20 03:09:30 V 05 33 47.86 +23 27 48.5 14.3 V 270
2022-02-20 03:09:30 v 1 276.64247 +33.90558 270
2022-02-20 06:22:05 V 05 34 51.20 +23 18 13.5 14.6 V 270
2022-02-20 06:22:05 v 1 262.17108 +30.43763 270
2022-02-20 06:38:26 V 05 34 57.01 +23 17 22.4 14.6 V 270
2022-02-20 06:38:26 v 1 262.17108 +30.43763 270
2022-02-20 06:45:01 V 05 35 00.50 +23 17 03.0 14.5 V 270
2022-02-20 06:45:01 v 1 238.06468 +36.60008 270
2022-02-20 06:47:36 V 05 35 01.36 +23 16 54.8 14.3 V 270
2022-02-20 06:47:36 v 1 238.06468 +36.60008 270
2022-02-20 06:51:22 V 05 35 02.52 +23 16 43.8 14.0 V 270
2022-02-20 06:51:22 v 1 238.06468 +36.60008 270
2022-02-20 06:52:37 V 05 35 02.88 +23 16 40.3 14.3 V 270
2022-02-20 06:52:37 v 1 238.06468 +36.60008 270
2022-02-20 06:54:46 V 05 35 02.28 +23 16 32.9 14.5 V 270
2022-02-20 06:54:46 v 1 262.17108 +30.43763 270
2022-02-20 07:16:53 V 05 35 09.50 +23 15 20.5 13.9 V 270
2022-02-20 07:16:53 v 1 262.17108 +30.43763 270
2022-02-20 18:07:21 C 05 38 54.71 +22 42 36.4 Y N42
2022-02-20 18:08:18 C 05 38 55.03 +22 42 33.4 Y N42
2022-02-20 18:09:16 C 05 38 55.35 +22 42 30.3 Y N42
2022-02-20 18:10:14 C 05 38 55.67 +22 42 27.4 Y N42
2022-02-20 18:34:47 C 05 39 08.11 +22 41 21.6 a 233
2022-02-20 18:40:07 C 05 39 09.85 +22 41 05.1 a 233
2022-02-20 18:45:29 C 05 39 11.60 +22 40 48.8 a 233
2022-02-20 18:50:50 C 05 39 13.36 +22 40 32.5 a 233
2022-02-21 00:35:57 V 05 41 12.67 +22 22 57.3 14.2 V 270
2022-02-21 00:35:57 v 1 286.90038 +40.92647 270
2022-02-21 01:10:41 V 05 41 24.08 +22 21 10.5 14.4 V 270
2022-02-21 01:10:41 v 1 286.90038 +40.92647 270
2022-02-21 01:51:28 V 05 41 37.50 +22 19 02.0 14.4 V 270
2022-02-21 01:51:28 v 1 286.90038 +40.92647 270
2022-02-21 02:34:39 V 05 41 51.77 +22 16 44.0 14.3 V 270
2022-02-21 02:34:39 v 1 286.90038 +40.92647 270
2022-02-21 06:16:02 C 05 43 10.69 +22 05 49.7 V T08
2022-02-21 06:33:56 C 05 43 16.51 +22 04 53.5 V T08
2022-02-21 06:38:32 C 05 43 18.00 +22 04 39.0 V T08
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)