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
2022-03-22 17:50:47 C 09 33 25.79 -14 46 20.2 V C40
2022-03-22 17:56:28 C 09 33 26.99 -14 46 28.7 V C40
2022-03-22 17:59:17 C 09 33 27.59 -14 46 32.9 V C40
2022-03-22 18:00:00 C 09 33 27.74 -14 46 34.0 V C40
2022-03-22 18:03:31 C 09 33 28.48 -14 46 39.1 V C40
2022-03-22 18:05:40 C 09 33 28.94 -14 46 42.6 V C40
2022-03-22 19:47:30 C 09 33 51.92 -14 49 16.1 V K85
2022-03-22 19:52:30 C 09 33 52.97 -14 49 23.5 V K85
2022-03-23 09:44:21 V 09 36 57.12 -15 08 21.6 V 270
2022-03-23 09:44:21 v 1 151.94252 -27.45593 270
2022-03-23 09:50:18 V 09 36 58.31 -15 08 30.0 V 270
2022-03-23 09:50:18 v 1 151.94252 -27.45593 270
2022-03-23 10:27:12 V 09 37 05.86 -15 09 22.6 V 270
2022-03-23 10:27:12 v 1 151.94252 -27.45593 270
2022-03-23 11:10:18 V 09 37 14.67 -15 10 25.1 V 270
2022-03-23 11:10:18 v 1 151.94252 -27.45593 270
2022-03-23 17:14:00 C 09 38 34.46 -15 19 51.2 V C40
2022-03-23 17:21:47 C 09 38 36.06 -15 20 02.1 V C40
2022-03-23 17:23:11 C 09 38 36.36 -15 20 04.1 V C40
2022-03-23 17:26:01 C 09 38 36.94 -15 20 08.1 V C40
2022-03-23 17:30:16 C 09 38 37.81 -15 20 14.2 V C40
2022-03-23 17:41:26 C 09 38 40.11 -15 20 29.8 V C40
2022-03-23 17:59:48 C 09 38 43.87 -15 20 55.3 V C40
2022-03-23 18:01:55 C 09 38 44.29 -15 20 58.2 V C40
2022-03-23 18:36:01 C 09 38 51.24 -15 21 45.1 V C40
2022-03-23 18:40:15 C 09 38 52.09 -15 21 50.8 V C40
2022-03-23 19:42:50 C 09 39 06.30 -15 23 18.4 V K85
2022-03-23 21:21:10 C 09 39 26.41 -15 25 33.2 V K85
2022-03-23 21:53:49 C 09 39 33.09 -15 26 17.8 V C23
2022-03-23 21:56:43 C 09 39 33.68 -15 26 21.5 V C23
2022-03-23 22:00:10 C 09 39 34.37 -15 26 25.9 V C23
2022-03-23 22:40:59 C 09 39 42.00 -15 27 13.8 V L92
2022-03-23 22:46:19 C 09 39 43.13 -15 27 20.8 V L92
2022-03-23 22:52:10 C 09 39 44.33 -15 27 28.7 V L92
2022-03-23 22:58:06 C 09 39 45.45 -15 27 36.5 V L92
2022-03-24 01:43:01 C 09 40 21.50 -15 30 30.1 q Y00
2022-03-24 01:47:28 C 09 40 22.39 -15 30 36.0 q Y00
2022-03-24 01:51:27 C 09 40 23.19 -15 30 41.4 q Y00
2022-03-24 05:53:28 C 09 41 15.09 -15 36 49.9 V 703
2022-03-24 06:01:38 C 09 41 16.74 -15 37 00.5 V 703
2022-03-24 06:09:48 C 09 41 18.37 -15 37 11.0 V 703
2022-03-24 06:17:58 C 09 41 20.01 -15 37 21.2 V 703
2022-03-24 10:27:53 C 09 42 11.71 -15 42 38.1 V T08
2022-03-24 10:35:48 C 09 42 13.29 -15 42 48.0 V T08
2022-03-24 10:43:49 C 09 42 14.87 -15 42 58.1 V T08
2022-03-24 10:55:00 C 09 42 17.10 -15 43 12.1 V T08
2022-03-24 10:55:03 V 09 42 21.04 -15 43 25.1 V 270
2022-03-24 10:55:03 v 1 134.17904 +34.51190 270
2022-03-24 12:04:09 V 09 42 34.67 -15 44 55.9 V 270
2022-03-24 12:04:09 v 1 134.17904 +34.51190 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)