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
2022-02-01 15:28:19 C 03 40 13.70 +36 35 33.2 q C97
2022-02-01 15:29:11 C 03 40 13.83 +36 35 32.4 q C97
2022-02-01 15:30:04 C 03 40 13.97 +36 35 31.5 q C97
2022-02-01 15:30:56 C 03 40 14.08 +36 35 30.7 q C97
2022-02-01 18:36:34 C 03 40 46.14 +36 32 12.0 q M16
2022-02-01 18:47:57 C 03 40 47.93 +36 32 00.8 q M16
2022-02-01 18:59:19 C 03 40 49.73 +36 31 49.6 q M16
2022-02-02 17:39:14 C 03 44 50.03 +36 09 27.8 V L92
2022-02-02 17:45:10 C 03 44 51.00 +36 09 21.7 V L92
2022-02-02 17:50:34 C 03 44 51.88 +36 09 16.4 V L92
2022-02-02 17:56:11 C 03 44 52.81 +36 09 10.6 V L92
2022-02-02 18:28:58 C 03 44 58.59 +36 08 31.7 q M16
2022-02-02 18:40:20 C 03 45 00.46 +36 08 19.0 q M16
2022-02-02 18:51:42 C 03 45 02.38 +36 08 08.4 q M16
2022-02-03 04:22:29 V 03 46 45.23 +35 58 29.1 15.0 V 270
2022-02-03 04:22:29 v 1 242.88235 +32.74585 270
2022-02-03 04:54:16 V 03 46 50.57 +35 57 53.5 15.3 V 270
2022-02-03 04:54:16 v 1 242.88235 +32.74585 270
2022-02-03 05:40:37 V 03 46 58.47 +35 57 00.9 15.1 V 270
2022-02-03 05:40:37 v 1 242.88235 +32.74585 270
2022-02-03 06:15:36 C 03 47 06.61 +35 56 45.5 V T08
2022-02-03 06:20:15 C 03 47 07.39 +35 56 40.5 V T08
2022-02-03 06:25:11 V 03 47 06.22 +35 56 10.5 15.6 V 270
2022-02-03 06:25:11 v 1 242.88235 +32.74585 270
2022-02-03 06:28:55 C 03 47 08.82 +35 56 31.0 V T08
2022-02-03 06:45:30 C 03 47 11.58 +35 56 12.9 V T08
2022-02-03 07:24:38 C 03 47 18.18 +35 55 28.5 V T05
2022-02-03 07:35:11 C 03 47 19.95 +35 55 16.5 V T05
2022-02-03 07:41:07 C 03 47 20.95 +35 55 09.8 V T05
2022-02-03 08:00:15 C 03 47 24.20 +35 54 48.1 V T05
2022-02-04 03:08:52 C 03 51 03.02 +35 34 07.6 V 703
2022-02-04 03:15:53 C 03 51 04.26 +35 33 59.6 V 703
2022-02-04 03:22:55 C 03 51 05.48 +35 33 51.7 V 703
2022-02-04 03:29:56 C 03 51 06.70 +35 33 43.6 V 703
2022-02-04 04:46:45 V 03 51 20.78 +35 32 15.1 15.1 V 270
2022-02-04 04:46:45 v 1 240.91470 +34.23822 270
2022-02-04 05:22:50 V 03 51 27.12 +35 31 31.8 15.0 V 270
2022-02-04 05:22:50 v 1 240.91470 +34.23822 270
2022-02-04 06:29:17 C 03 51 41.22 +35 30 37.2 V T05
2022-02-04 06:33:54 C 03 51 42.02 +35 30 31.8 V T05
2022-02-04 06:43:11 C 03 51 43.64 +35 30 21.0 V T05
2022-02-04 06:54:09 V 03 51 43.84 +35 29 42.5 15.1 V 270
2022-02-04 06:54:09 v 1 240.91470 +34.23822 270
2022-02-04 06:57:34 C 03 51 46.16 +35 30 04.2 V T05
2022-02-04 07:31:52 V 03 51 50.32 +35 28 55.8 15.1 V 270
2022-02-04 07:31:52 v 1 240.91470 +34.23822 270
2022-02-04 18:16:07 V 03 54 01.50 +35 16 54.6 14.8 V 270
2022-02-04 18:16:07 v 1 358.27165 +47.21990 270
2022-02-04 18:43:47 V 03 54 06.60 +35 16 24.0 15.2 V 270
2022-02-04 18:43:47 v 1 358.27165 +47.21990 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)