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
2022-03-10 05:02:38 C 08 10 19.07 -02 55 23.4 V 703
2022-03-10 05:11:25 C 08 10 21.81 -02 55 53.0 V 703
2022-03-10 06:44:20 C 08 10 54.25 -03 00 46.0 V T05
2022-03-10 06:46:58 C 08 10 55.06 -03 00 54.6 V T05
2022-03-10 07:27:16 C 08 11 07.47 -03 03 07.6 V T05
2022-03-10 07:34:58 C 08 11 09.84 -03 03 32.8 V T05
2022-03-10 18:50:26 C 08 14 52.42 -03 40 46.6 V L65
2022-03-10 18:57:35 C 08 14 54.89 -03 41 07.9 V K85
2022-03-10 19:04:03 C 08 14 56.67 -03 41 30.3 V L65
2022-03-10 19:14:59 V 08 15 00.08 -03 42 02.7 V 270
2022-03-10 19:14:59 v 1 011.53459 +48.07010 270
2022-03-10 19:27:10 C 08 15 03.98 -03 42 45.3 V L65
2022-03-10 19:53:07 V 08 15 11.79 -03 44 05.5 V 270
2022-03-10 19:53:07 v 1 011.53459 +48.07010 270
2022-03-10 20:34:45 C 08 15 25.13 -03 46 20.8 V K85
2022-03-10 20:35:23 V 08 15 24.91 -03 46 20.9 V 270
2022-03-10 20:35:23 v 1 011.53459 +48.07010 270
2022-03-10 21:23:15 V 08 15 39.72 -03 48 53.6 V 270
2022-03-10 21:23:15 v 1 011.53459 +48.07010 270
2022-03-10 22:48:06 V 08 16 06.05 -03 53 22.6 V 270
2022-03-10 22:48:06 v 1 011.16229 +45.34075 270
2022-03-10 23:08:21 V 08 16 12.38 -03 54 27.1 V 270
2022-03-10 23:08:21 v 1 011.16229 +45.34075 270
2022-03-10 23:43:57 V 08 16 23.56 -03 56 20.6 V 270
2022-03-10 23:43:57 v 1 011.16229 +45.34075 270
2022-03-11 00:16:07 V 08 16 33.69 -03 58 02.2 V 270
2022-03-11 00:16:07 v 1 011.16229 +45.34075 270
2022-03-11 19:00:49 C 08 22 38.29 -04 56 52.4 V L65
2022-03-11 19:14:24 C 08 22 42.40 -04 57 33.6 V L65
2022-03-11 19:26:25 C 08 22 46.07 -04 58 11.0 V L65
2022-03-12 06:48:49 C 08 26 20.94 -05 32 08.0 V T08
2022-03-12 06:51:27 C 08 26 21.70 -05 32 15.9 V T08
2022-03-12 07:02:37 C 08 26 24.97 -05 32 49.4 V T08
2022-03-12 07:10:31 C 08 26 27.28 -05 33 13.1 V T08
2022-03-12 19:10:28 C 08 30 11.53 -06 09 12.4 V L65
2022-03-12 19:10:46 V 08 30 10.79 -06 09 19.8 V 270
2022-03-12 19:10:46 v 1 024.63097 +60.79175 270
2022-03-12 19:20:53 C 08 30 14.66 -06 09 43.1 V L65
2022-03-12 19:28:38 C 08 30 16.91 -06 10 03.1 V K74
2022-03-12 19:29:36 C 08 30 17.22 -06 10 08.4 V L65
2022-03-12 19:31:31 C 08 30 17.74 -06 10 11.4 V K74
2022-03-12 19:34:27 C 08 30 18.61 -06 10 19.8 V K74
2022-03-12 19:41:13 V 08 30 19.93 -06 10 45.0 V 270
2022-03-12 19:41:13 v 1 024.63097 +60.79175 270
2022-03-12 20:21:07 V 08 30 31.69 -06 12 42.5 V 270
2022-03-12 20:21:07 v 1 024.63097 +60.79175 270
2022-03-12 21:07:52 V 08 30 45.63 -06 14 58.5 V 270
2022-03-12 21:07:52 v 1 024.63097 +60.79175 270
2022-03-13 03:43:57 V 08 32 48.44 -06 33 44.7 V 270
2022-03-13 03:43:57 v 1 255.27322 +38.90084 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)