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
2022-03-03 11:12:36 V 07 13 16.93 +07 01 44.3 13.9 V 270
2022-03-03 11:12:36 v 1 134.17916 +34.51214 270
2022-03-03 11:54:21 V 07 13 31.40 +06 58 59.3 13.9 V 270
2022-03-03 11:54:21 v 1 134.17916 +34.51214 270
2022-03-03 12:34:15 V 07 13 45.70 +06 56 17.6 14.1 V 270
2022-03-03 12:34:15 v 1 134.17916 +34.51214 270
2022-03-03 13:14:09 V 07 13 59.34 +06 53 43.5 13.9 V 270
2022-03-03 13:14:09 v 1 134.17916 +34.51214 270
2022-03-03 18:17:29 V 07 15 54.80 +06 33 27.5 13.9 V 270
2022-03-03 18:17:29 v 1 007.44983 +53.44640 270
2022-03-03 18:22:17 V 07 15 55.52 +06 33 01.6 14.0 V 270
2022-03-03 18:22:17 v 1 024.63050 +60.79185 270
2022-03-03 18:29:08 V 07 15 58.95 +06 32 41.8 14.0 V 270
2022-03-03 18:29:08 v 1 007.44983 +53.44640 270
2022-03-03 18:40:47 V 07 16 03.10 +06 31 56.8 14.1 V 270
2022-03-03 18:40:47 v 1 007.44983 +53.44640 270
2022-03-03 18:48:54 C 07 16 06.13 +06 31 27.3 V K85
2022-03-03 18:52:26 V 07 16 06.85 +06 31 23.4 14.6 V 270
2022-03-03 18:52:26 v 1 007.44983 +53.44640 270
2022-03-03 19:03:39 V 07 16 10.20 +06 30 20.0 14.1 V 270
2022-03-03 19:03:39 v 1 024.63050 +60.79185 270
2022-03-03 19:22:51 C 07 16 17.87 +06 29 15.1 X K74
2022-03-03 19:24:18 C 07 16 18.38 +06 29 09.6 X K74
2022-03-03 19:25:31 C 07 16 18.80 +06 29 04.8 X K74
2022-03-03 19:25:32 V 07 16 19.22 +06 29 02.7 13.9 V 270
2022-03-03 19:25:32 v 1 004.88553 +50.81761 270
2022-03-03 19:32:26 C 07 16 21.29 +06 28 34.3 V L65
2022-03-03 19:45:32 V 07 16 25.12 +06 27 35.3 14.0 V 270
2022-03-03 19:45:32 v 1 024.63050 +60.79185 270
2022-03-03 19:46:50 C 07 16 26.38 +06 27 37.7 V L65
2022-03-03 19:53:11 C 07 16 28.82 +06 27 15.0 V K85
2022-03-03 19:59:19 C 07 16 30.80 +06 26 48.6 V L65
2022-03-03 20:10:59 V 07 16 35.15 +06 26 05.1 13.9 V 270
2022-03-03 20:10:59 v 1 004.88553 +50.81761 270
2022-03-03 20:23:39 V 07 16 38.73 +06 25 05.0 14.0 V 270
2022-03-03 20:23:39 v 1 024.63050 +60.79185 270
2022-03-03 20:58:28 V 07 16 51.91 +06 22 58.1 13.8 V 270
2022-03-03 20:58:28 v 1 004.88553 +50.81761 270
2022-03-03 21:36:35 V 07 17 05.33 +06 20 28.3 13.9 V 270
2022-03-03 21:36:35 v 1 004.88553 +50.81761 270
2022-03-03 21:44:40 V 07 17 08.26 +06 19 58.7 13.8 V 270
2022-03-03 21:44:40 v 1 004.79390 +47.04997 270
2022-03-03 23:49:53 V 07 17 52.54 +06 11 46.7 13.7 V 270
2022-03-03 23:49:53 v 1 004.79390 +47.04997 270
2022-03-04 00:46:46 V 07 18 17.30 +06 08 12.8 14.0 V 270
2022-03-04 00:46:46 v 1 286.90040 +40.92647 270
2022-03-04 00:48:30 V 07 18 18.03 +06 08 07.8 13.8 V 270
2022-03-04 00:48:30 v 1 285.58756 +40.50382 270
2022-03-04 01:00:57 V 07 18 22.46 +06 07 19.5 13.8 V 270
2022-03-04 01:00:57 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)