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
2022-03-06 18:00:54 C 07 41 52.14 +01 57 41.5 V C40
2022-03-06 18:31:56 C 07 42 04.66 +01 55 39.2 V C23
2022-03-06 19:32:26 C 07 42 24.98 +01 51 52.2 V L65
2022-03-06 19:44:25 C 07 42 29.06 +01 51 07.5 V L65
2022-03-06 19:47:21 V 07 42 30.33 +01 51 02.0 13.8 V 270
2022-03-06 19:47:21 v 1 003.50003 +47.96638 270
2022-03-06 19:55:36 C 07 42 33.10 +01 50 27.7 V C23
2022-03-06 19:59:50 C 07 42 34.28 +01 50 10.1 V L65
2022-03-06 20:16:07 n 07 42 40.40 +01 49 08.3 q Z92
2022-03-06 20:16:08 C 07 42 40.07 +01 49 11.3 V C23
2022-03-06 20:25:36 V 07 42 43.25 +01 48 40.0 13.8 V 270
2022-03-06 20:25:36 v 1 003.50003 +47.96638 270
2022-03-06 20:30:26 n 07 42 45.27 +01 48 16.0 q Z92
2022-03-06 20:37:09 C 07 42 47.18 +01 47 52.9 V C23
2022-03-06 20:48:27 n 07 42 51.38 +01 47 08.5 q Z92
2022-03-06 20:52:48 C 07 42 52.47 +01 46 54.8 V C23
2022-03-06 21:08:42 V 07 42 57.84 +01 45 59.6 14.0 V 270
2022-03-06 21:08:42 v 1 003.50003 +47.96638 270
2022-03-06 21:12:51 C 07 42 59.26 +01 45 40.2 V C23
2022-03-06 21:53:46 V 07 43 13.01 +01 43 12.5 14.0 V 270
2022-03-06 21:53:46 v 1 003.50003 +47.96638 270
2022-03-07 18:15:42 C 07 50 22.02 +00 28 17.1 q 168
2022-03-07 18:30:14 C 07 50 26.91 +00 27 24.5 q 168
2022-03-07 18:35:12 C 07 50 31.28 +00 27 09.9 V L65
2022-03-07 18:43:36 C 07 50 31.40 +00 26 36.0 q 168
2022-03-07 18:58:07 C 07 50 36.29 +00 25 43.4 q 168
2022-03-07 18:59:16 C 07 50 39.56 +00 25 44.7 V K85
2022-03-07 19:00:40 C 07 50 39.79 +00 25 37.7 V L65
2022-03-07 19:12:38 C 07 50 41.17 +00 24 50.8 q 168
2022-03-07 19:19:28 n 07 50 46.61 +00 24 28.8 q Z92
2022-03-07 19:29:39 C 07 50 49.47 +00 23 52.8 V L65
2022-03-07 19:33:07 C 07 50 50.72 +00 23 41.6 V G33
2022-03-07 19:34:26 n 07 50 51.62 +00 23 35.1 q Z92
2022-03-07 19:34:53 C 07 50 51.31 +00 23 35.3 V G33
2022-03-07 19:36:34 C 07 50 51.87 +00 23 29.2 V G33
2022-03-07 19:38:25 C 07 50 52.49 +00 23 22.4 V G33
2022-03-07 19:40:06 C 07 50 53.06 +00 23 16.4 V G33
2022-03-07 19:41:49 C 07 50 53.63 +00 23 10.2 V G33
2022-03-07 19:43:28 C 07 50 54.17 +00 23 04.2 V G33
2022-03-07 19:45:09 C 07 50 54.73 +00 22 58.1 V G33
2022-03-07 19:46:50 C 07 50 55.29 +00 22 52.0 V G33
2022-03-07 19:49:16 C 07 50 56.21 +00 22 43.7 V K85
2022-03-07 19:50:22 n 07 50 56.94 +00 22 37.3 q Z92
2022-03-07 19:51:50 C 07 50 56.81 +00 22 35.4 V K74
2022-03-07 19:54:22 C 07 50 57.65 +00 22 26.3 V K74
2022-03-07 19:55:38 C 07 50 58.07 +00 22 21.8 V K74
2022-03-07 19:56:54 C 07 50 58.49 +00 22 17.0 V K74
2022-03-07 21:05:32 C 07 51 21.57 +00 18 08.0 V K85
2022-03-08 06:30:26 C 07 54 38.54 -00 15 03.1 V T08
2022-03-08 06:59:03 C 07 54 47.76 -00 16 45.2 V T08
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)