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
2022-03-26 17:35:50 C 09 53 25.67 -16 48 13.9 V C40
2022-03-26 17:47:04 C 09 53 27.74 -16 48 26.1 V C40
2022-03-26 17:47:45 C 09 53 27.87 -16 48 26.8 V C40
2022-03-26 17:51:19 C 09 53 28.53 -16 48 30.8 V C40
2022-03-26 17:52:01 C 09 53 28.66 -16 48 31.4 V C40
2022-03-26 17:52:43 C 09 53 28.78 -16 48 32.2 V C40
2022-03-26 17:53:26 C 09 53 28.92 -16 48 33.0 V C40
2022-03-26 17:55:33 C 09 53 29.31 -16 48 35.3 V C40
2022-03-26 18:01:14 C 09 53 30.35 -16 48 41.5 V C40
2022-03-26 18:01:55 C 09 53 30.48 -16 48 42.1 V C40
2022-03-26 18:02:38 C 09 53 30.62 -16 48 43.1 V C40
2022-03-26 18:03:21 C 09 53 30.74 -16 48 43.8 V C40
2022-03-26 18:04:03 C 09 53 30.88 -16 48 44.5 V C40
2022-03-26 18:04:45 C 09 53 31.00 -16 48 45.2 V C40
2022-03-26 18:05:29 C 09 53 31.14 -16 48 46.1 V C40
2022-03-26 18:06:53 C 09 53 31.40 -16 48 47.6 V C40
2022-03-26 18:07:37 C 09 53 31.53 -16 48 48.4 V C40
2022-03-26 18:12:35 C 09 53 32.44 -16 48 53.7 V C40
2022-03-26 18:35:33 C 09 53 36.66 -16 49 18.5 V C40
2022-03-26 21:11:05 C 09 54 06.64 -16 52 06.4 V K85
2022-03-26 21:23:44 C 09 54 08.99 -16 52 19.7 V K85
2022-03-27 10:58:17 V 09 56 46.89 -17 06 13.3 V 270
2022-03-27 10:58:17 v 1 134.17954 +34.51192 270
2022-03-27 11:12:11 V 09 56 49.36 -17 06 28.0 V 270
2022-03-27 11:12:11 v 1 134.17954 +34.51192 270
2022-03-27 11:26:05 V 09 56 51.90 -17 06 42.4 V 270
2022-03-27 11:26:05 v 1 134.17954 +34.51192 270
2022-03-27 11:39:43 V 09 56 54.31 -17 06 55.6 V 270
2022-03-27 11:39:43 v 1 134.17954 +34.51192 270
2022-03-28 02:28:23 C 09 59 40.77 -17 20 35.9 V W68
2022-03-28 02:32:33 C 09 59 41.49 -17 20 39.8 V W68
2022-03-28 02:44:10 C 09 59 43.50 -17 20 50.9 V W68
2022-03-28 02:58:48 C 09 59 46.04 -17 21 04.6 V W68
2022-03-28 03:51:17 C 09 59 57.20 -17 22 43.4 V 703
2022-03-28 03:58:50 C 09 59 58.53 -17 22 50.0 V 703
2022-03-28 04:06:24 C 09 59 59.90 -17 22 56.8 V 703
2022-03-28 04:13:57 C 10 00 01.15 -17 23 05.0 V 703
2022-03-28 08:53:52 C 10 00 51.66 -17 27 19.9 V T08
2022-03-28 08:59:48 C 10 00 52.68 -17 27 25.3 V T08
2022-03-28 09:10:22 C 10 00 54.49 -17 27 34.9 V T08
2022-03-28 09:27:45 C 10 00 57.46 -17 27 50.7 V T08
2022-03-28 16:30:58 C 10 02 17.91 -17 34 31.2 V C40
2022-03-28 16:35:13 C 10 02 18.66 -17 34 35.4 V C40
2022-03-28 16:36:39 C 10 02 18.91 -17 34 36.6 V C40
2022-03-28 16:43:43 C 10 02 20.15 -17 34 43.2 V C40
2022-03-28 16:47:15 C 10 02 20.77 -17 34 46.6 V C40
2022-03-28 16:52:13 C 10 02 21.62 -17 34 51.2 V C40
2022-03-28 16:53:37 C 10 02 21.87 -17 34 52.6 V C40
2022-03-28 16:55:03 C 10 02 22.12 -17 34 54.0 V C40
2022-03-28 17:29:49 C 10 02 28.15 -17 35 26.1 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)