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
2022-02-19 17:52:04 C 05 30 40.28 +23 54 46.8 V C40
2022-02-19 17:53:22 C 05 30 40.69 +23 54 43.2 V C40
2022-02-19 17:54:39 C 05 30 41.11 +23 54 39.4 V C40
2022-02-19 17:55:57 C 05 30 41.52 +23 54 35.7 V C40
2022-02-19 18:03:42 C 05 30 44.01 +23 54 13.1 V C40
2022-02-19 18:04:59 C 05 30 44.43 +23 54 09.2 V C40
2022-02-19 18:06:17 C 05 30 44.83 +23 54 05.6 V C40
2022-02-19 18:07:34 C 05 30 45.23 +23 54 01.8 V C40
2022-02-19 18:08:51 C 05 30 45.65 +23 53 57.9 V C40
2022-02-19 18:10:09 C 05 30 46.08 +23 53 54.2 V C40
2022-02-19 18:16:36 C 05 30 48.14 +23 53 35.4 V C40
2022-02-19 18:17:02 C 05 30 49.73 +23 53 30.0 X G02
2022-02-19 18:17:53 C 05 30 48.56 +23 53 31.4 V C40
2022-02-19 18:17:54 C 05 30 46.36 +23 53 23.9 Y N42
2022-02-19 18:18:51 C 05 30 46.66 +23 53 21.1 Y N42
2022-02-19 18:19:11 C 05 30 48.96 +23 53 27.8 V C40
2022-02-19 18:20:28 C 05 30 49.37 +23 53 23.9 V C40
2022-02-19 18:21:46 C 05 30 49.81 +23 53 20.0 V C40
2022-02-19 18:23:04 C 05 30 51.67 +23 53 12.6 X G02
2022-02-19 18:25:39 C 05 30 51.04 +23 53 08.7 V C40
2022-02-19 18:26:56 C 05 30 51.46 +23 53 04.9 V C40
2022-02-19 18:28:54 C 05 30 53.54 +23 52 55.7 X G02
2022-02-19 18:29:31 C 05 30 52.28 +23 52 57.3 V C40
2022-02-19 18:30:48 C 05 30 52.70 +23 52 53.5 V C40
2022-02-19 18:31:07 C 05 30 50.68 +23 52 44.6 Y N42
2022-02-19 18:32:04 C 05 30 50.99 +23 52 41.8 Y N42
2022-02-19 18:33:02 C 05 30 51.31 +23 52 38.8 Y N42
2022-02-19 18:33:59 C 05 30 51.62 +23 52 36.0 Y N42
2022-02-19 18:34:41 C 05 30 53.94 +23 52 42.1 V C40
2022-02-19 18:35:58 C 05 30 54.35 +23 52 38.3 V C40
2022-02-19 18:37:15 C 05 30 54.77 +23 52 34.6 V C40
2022-02-19 18:38:33 C 05 30 55.18 +23 52 30.7 V C40
2022-02-19 18:39:50 C 05 30 55.61 +23 52 27.0 V C40
2022-02-19 18:41:08 C 05 30 56.01 +23 52 23.2 V C40
2022-02-19 18:42:57 C 05 30 58.64 +23 52 14.1 V K74
2022-02-19 18:43:39 C 05 30 58.86 +23 52 11.8 V K74
2022-02-19 18:44:22 C 05 30 59.10 +23 52 10.2 V K74
2022-02-20 01:30:53 V 05 33 16.32 +23 32 43.7 14.4 V 270
2022-02-20 01:30:53 v 1 276.64247 +33.90558 270
2022-02-20 01:31:43 V 05 33 16.51 +23 32 41.4 14.7 V 270
2022-02-20 01:31:43 v 1 276.64266 +33.90568 270
2022-02-20 01:48:51 V 05 33 21.99 +23 31 50.7 14.4 V 270
2022-02-20 01:48:51 v 1 276.64266 +33.90568 270
2022-02-20 01:58:07 V 05 33 25.00 +23 31 22.4 14.4 V 270
2022-02-20 01:58:07 v 1 276.64247 +33.90558 270
2022-02-20 02:05:59 V 05 33 27.44 +23 30 59.6 14.5 V 270
2022-02-20 02:05:59 v 1 276.64266 +33.90568 270
2022-02-20 02:22:07 C 05 33 33.45 +23 30 11.0 q H45
2022-02-20 02:23:11 V 05 33 32.98 +23 30 08.6 14.5 V 270
2022-02-20 02:23:11 v 1 276.64266 +33.90568 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)