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
2022-03-20 19:30:04 C 09 22 43.71 -13 31 52.1 a 233
2022-03-20 19:36:03 C 09 22 45.10 -13 32 02.6 a 233
2022-03-20 20:06:04 C 09 22 51.87 -13 32 54.6 a 233
2022-03-20 21:15:21 V 09 23 08.00 -13 34 57.0 V 270
2022-03-20 21:15:21 v 1 359.62646 +49.20372 270
2022-03-20 21:57:42 V 09 23 17.57 -13 36 10.5 V 270
2022-03-20 21:57:42 v 1 359.62646 +49.20372 270
2022-03-20 22:39:52 V 09 23 27.14 -13 37 22.5 V 270
2022-03-20 22:39:52 v 1 359.62646 +49.20372 270
2022-03-20 23:30:29 V 09 23 38.63 -13 38 46.7 V 270
2022-03-20 23:30:29 v 1 359.62646 +49.20372 270
2022-03-21 03:47:58 C 09 24 39.45 -13 44 52.5 V W68
2022-03-21 03:52:34 C 09 24 40.47 -13 45 00.1 V W68
2022-03-21 04:01:09 C 09 24 42.37 -13 45 14.4 V W68
2022-03-21 04:15:29 C 09 24 45.56 -13 45 38.1 V W68
2022-03-21 16:33:50 C 09 27 41.58 -14 07 03.5 V C40
2022-03-21 16:35:57 C 09 27 42.05 -14 07 07.1 V C40
2022-03-21 16:36:40 C 09 27 42.21 -14 07 08.4 V C40
2022-03-21 16:38:47 C 09 27 42.68 -14 07 11.9 V C40
2022-03-21 16:40:12 C 09 27 43.00 -14 07 14.2 V C40
2022-03-21 16:40:55 C 09 27 43.15 -14 07 15.4 V C40
2022-03-21 16:43:02 C 09 27 43.63 -14 07 18.7 V C40
2022-03-21 16:43:45 C 09 27 43.78 -14 07 19.9 V C40
2022-03-21 16:44:28 C 09 27 43.94 -14 07 21.1 V C40
2022-03-21 16:47:59 C 09 27 44.72 -14 07 26.9 V C40
2022-03-21 16:50:49 C 09 27 45.35 -14 07 31.7 V C40
2022-03-21 16:52:56 C 09 27 45.82 -14 07 35.0 V C40
2022-03-21 16:53:38 C 09 27 45.97 -14 07 36.1 V C40
2022-03-21 16:55:04 C 09 27 46.28 -14 07 38.6 V C40
2022-03-21 17:05:22 C 09 27 48.56 -14 07 55.4 V C40
2022-03-21 17:10:20 C 09 27 49.65 -14 08 03.5 V C40
2022-03-21 17:17:25 C 09 27 51.21 -14 08 15.1 V C40
2022-03-21 17:18:49 C 09 27 51.51 -14 08 17.2 V C40
2022-03-21 17:19:32 C 09 27 51.67 -14 08 18.5 V C40
2022-03-21 17:22:22 C 09 27 52.29 -14 08 23.1 V C40
2022-03-21 17:24:29 C 09 27 52.76 -14 08 26.6 V C40
2022-03-21 19:47:26 C 09 28 25.55 -14 12 19.2 V K85
2022-03-21 20:46:01 V 09 28 38.35 -14 13 54.1 V 270
2022-03-21 20:46:01 v 1 006.40747 +52.19007 270
2022-03-21 20:49:51 V 09 28 39.11 -14 14 01.5 V 270
2022-03-21 20:49:51 v 1 006.40747 +52.19007 270
2022-03-21 20:54:33 C 09 28 40.27 -14 14 07.0 V K85
2022-03-21 20:55:36 V 09 28 40.40 -14 14 09.7 V 270
2022-03-21 20:55:36 v 1 006.40747 +52.19007 270
2022-03-21 21:03:17 V 09 28 42.10 -14 14 21.3 V 270
2022-03-21 21:03:17 v 1 006.40747 +52.19007 270
2022-03-22 08:35:06 C 09 31 19.42 -14 32 03.6 V T05
2022-03-22 08:44:20 C 09 31 21.37 -14 32 17.6 V T05
2022-03-22 08:48:56 C 09 31 22.33 -14 32 24.6 V T05
2022-03-22 09:10:02 C 09 31 26.77 -14 32 56.6 V T05
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)