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
2022-03-01 04:57:44 V 06 53 03.97 +10 35 57.2 14.0 V 270
2022-03-01 04:57:44 v 1 237.55010 +37.73289 270
2022-03-01 05:10:27 V 06 53 08.44 +10 35 07.1 14.0 V 270
2022-03-01 05:10:27 v 1 237.55010 +37.73289 270
2022-03-01 05:22:06 V 06 53 12.53 +10 34 22.0 14.0 V 270
2022-03-01 05:22:06 v 1 237.55010 +37.73289 270
2022-03-01 07:14:40 V 06 53 52.65 +10 26 53.2 13.9 V 270
2022-03-01 07:14:40 v 1 237.73179 +37.84398 270
2022-03-01 07:27:23 V 06 53 57.21 +10 26 02.4 14.2 V 270
2022-03-01 07:27:23 v 1 237.73179 +37.84398 270
2022-03-01 07:40:05 V 06 54 01.73 +10 25 12.9 14.0 V 270
2022-03-01 07:40:05 v 1 237.73179 +37.84398 270
2022-03-01 07:52:48 V 06 54 06.29 +10 24 21.9 14.1 V 270
2022-03-01 07:52:48 v 1 237.73179 +37.84398 270
2022-03-01 15:37:53 C 06 57 04.57 +09 53 28.7 q 168
2022-03-01 18:10:53 C 06 57 59.65 +09 43 23.6 q 168
2022-03-01 19:39:04 V 06 58 34.81 +09 37 38.2 14.3 V 270
2022-03-01 19:39:04 v 1 358.74737 +54.24923 270
2022-03-01 19:39:21 C 06 58 34.18 +09 37 42.7 X K74
2022-03-01 19:40:32 C 06 58 34.61 +09 37 38.1 X K74
2022-03-01 19:41:08 C 06 58 34.82 +09 37 35.6 X K74
2022-03-01 19:42:19 C 06 58 35.23 +09 37 30.9 X K74
2022-03-01 19:43:31 C 06 58 35.67 +09 37 26.3 X K74
2022-03-01 19:44:43 C 06 58 36.10 +09 37 21.6 X K74
2022-03-01 19:57:04 V 06 58 41.18 +09 36 28.3 13.6 V 270
2022-03-01 19:57:04 v 1 358.74737 +54.24923 270
2022-03-01 20:30:52 C 06 58 50.64 +09 34 22.2 V C40
2022-03-01 20:32:55 C 06 58 51.38 +09 34 14.1 V C40
2022-03-01 20:33:24 V 06 58 54.15 +09 34 04.8 14.0 V 270
2022-03-01 20:33:24 v 1 358.74737 +54.24923 270
2022-03-01 20:33:37 C 06 58 51.63 +09 34 11.3 V C40
2022-03-01 20:35:40 C 06 58 52.37 +09 34 03.2 V C40
2022-03-01 20:38:25 C 06 58 53.36 +09 33 52.1 V C40
2022-03-01 20:39:07 C 06 58 53.61 +09 33 49.5 V C40
2022-03-01 20:39:48 C 06 58 53.86 +09 33 46.7 V C40
2022-03-01 20:40:30 C 06 58 54.10 +09 33 44.0 V C40
2022-03-01 20:41:10 C 06 58 54.35 +09 33 41.3 V C40
2022-03-01 20:42:32 C 06 58 54.84 +09 33 35.8 V C40
2022-03-01 20:43:55 C 06 58 55.34 +09 33 30.3 V C40
2022-03-01 20:45:17 C 06 58 55.84 +09 33 24.7 V C40
2022-03-01 20:45:59 C 06 58 56.08 +09 33 22.1 V C40
2022-03-01 20:46:39 C 06 58 56.33 +09 33 19.3 V C40
2022-03-01 20:47:21 C 06 58 56.57 +09 33 16.7 V C40
2022-03-01 20:48:02 C 06 58 56.83 +09 33 13.9 V C40
2022-03-01 20:48:44 C 06 58 57.08 +09 33 11.1 V C40
2022-03-01 20:49:24 C 06 58 57.32 +09 33 08.4 V C40
2022-03-01 20:50:06 C 06 58 57.56 +09 33 05.7 V C40
2022-03-01 20:50:47 C 06 58 57.82 +09 33 02.9 V C40
2022-03-01 20:55:34 C 06 58 59.54 +09 32 43.9 V C40
2022-03-01 20:56:17 C 06 58 59.79 +09 32 41.1 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)