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
2022-02-15 19:46:37 C 05 00 25.03 +27 58 44.9 V C40
2022-02-15 19:47:55 C 05 00 25.41 +27 58 41.7 V C40
2022-02-15 19:49:12 C 05 00 25.78 +27 58 38.8 V C40
2022-02-15 19:50:30 C 05 00 26.17 +27 58 35.6 V C40
2022-02-15 19:51:47 C 05 00 26.54 +27 58 32.5 V C40
2022-02-15 19:53:04 C 05 00 26.92 +27 58 29.5 V C40
2022-02-15 19:54:22 C 05 00 27.30 +27 58 26.5 V C40
2022-02-15 19:55:39 C 05 00 27.66 +27 58 23.4 V C40
2022-02-15 19:56:57 C 05 00 28.05 +27 58 20.3 V C40
2022-02-15 20:02:07 C 05 00 29.57 +27 58 08.0 V C40
2022-02-15 20:04:42 C 05 00 30.31 +27 58 01.7 V C40
2022-02-15 20:07:16 C 05 00 31.07 +27 57 55.7 V C40
2022-02-15 20:08:34 C 05 00 31.45 +27 57 52.5 V C40
2022-02-15 23:46:58 V 05 01 41.68 +27 49 42.1 14.8 V 270
2022-02-15 23:46:58 v 1 285.03179 +40.20037 270
2022-02-16 00:04:29 V 05 01 47.51 +27 49 09.4 14.6 V 270
2022-02-16 00:04:29 v 1 276.64247 +33.90558 270
2022-02-16 00:07:13 V 05 01 47.49 +27 48 55.3 14.5 V 270
2022-02-16 00:07:13 v 1 285.03179 +40.20037 270
2022-02-16 00:40:49 V 05 01 56.97 +27 47 35.8 14.5 V 270
2022-02-16 00:40:49 v 1 286.89360 +40.92337 270
2022-02-16 01:10:36 V 05 02 05.51 +27 46 26.4 14.6 V 270
2022-02-16 01:10:36 v 1 286.89360 +40.92337 270
2022-02-16 01:32:58 V 05 02 12.02 +27 45 34.3 14.8 V 270
2022-02-16 01:32:58 v 1 285.03179 +40.20037 270
2022-02-16 01:41:19 V 05 02 14.40 +27 45 12.4 14.9 V 270
2022-02-16 01:41:19 v 1 286.89360 +40.92337 270
2022-02-16 01:54:24 V 05 02 18.65 +27 44 41.9 14.8 V 270
2022-02-16 01:54:24 v 1 285.03179 +40.20037 270
2022-02-16 02:03:57 V 05 02 20.75 +27 44 12.3 15.1 V 270
2022-02-16 02:03:57 v 1 286.89360 +40.92337 270
2022-02-16 02:53:46 V 05 02 35.83 +27 42 30.5 14.8 V 270
2022-02-16 02:53:46 v 1 276.64247 +33.90558 270
2022-02-16 04:22:49 V 05 03 01.76 +27 38 53.4 14.7 V 270
2022-02-16 04:22:49 v 1 276.64247 +33.90558 270
2022-02-16 06:49:31 V 05 03 46.14 +27 32 44.6 14.7 V 270
2022-02-16 06:49:31 v 1 276.64247 +33.90558 270
2022-02-16 08:20:46 C 05 04 15.42 +27 29 52.3 V T05
2022-02-16 08:26:02 C 05 04 16.95 +27 29 39.3 V T05
2022-02-16 08:50:44 C 05 04 24.16 +27 28 38.1 V T05
2022-02-16 08:59:21 C 05 04 26.69 +27 28 16.6 V T05
2022-02-16 15:00:36 S 05 06 22.313 +27 13 51.42 L C51
2022-02-16 16:17:59 C 05 06 47.22 +27 10 21.6 V C40
2022-02-16 16:19:17 C 05 06 47.60 +27 10 18.5 V C40
2022-02-16 16:20:34 C 05 06 47.99 +27 10 15.3 V C40
2022-02-16 16:21:52 C 05 06 48.37 +27 10 12.2 V C40
2022-02-16 16:23:09 C 05 06 48.74 +27 10 09.1 V C40
2022-02-16 16:24:27 C 05 06 49.13 +27 10 05.9 V C40
2022-02-16 16:25:44 C 05 06 49.50 +27 10 02.9 V C40
2022-02-16 16:27:01 C 05 06 49.89 +27 09 59.6 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)