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
2022-01-26 03:09:59 C 03 17 31.15 +38 43 17.8 V 703
2022-01-26 03:16:18 V 03 17 32.14 +38 43 14.0 15.9 V 270
2022-01-26 03:16:18 v 1 242.98581 +33.20754 270
2022-01-26 03:18:17 V 03 17 32.40 +38 43 11.5 15.6 V 270
2022-01-26 03:18:17 v 1 242.98581 +33.20754 270
2022-01-26 03:18:40 C 03 17 32.07 +38 43 11.1 V 703
2022-01-26 03:20:16 V 03 17 32.63 +38 43 10.5 15.8 V 270
2022-01-26 03:20:16 v 1 242.98581 +33.20754 270
2022-01-26 03:24:14 V 03 17 32.81 +38 43 06.2 16.0 V 270
2022-01-26 03:24:14 v 1 242.98581 +33.20754 270
2022-01-26 08:01:17 S 03 18 06.998 +38 39 43.52 L C51
2022-01-26 11:09:25 S 03 18 30.146 +38 37 29.75 L C51
2022-01-26 11:17:27 V 03 18 30.30 +38 37 31.1 15.6 V 270
2022-01-26 11:17:27 v 1 134.17875 +34.51090 270
2022-01-26 11:24:20 V 03 18 31.07 +38 37 25.6 16.5 V 270
2022-01-26 11:24:20 v 1 134.17875 +34.51090 270
2022-01-26 11:30:17 V 03 18 31.72 +38 37 21.0 16.3 V 270
2022-01-26 11:30:17 v 1 134.17875 +34.51090 270
2022-01-26 11:33:52 V 03 18 32.10 +38 37 18.0 16.2 V 270
2022-01-26 11:33:52 v 1 134.17875 +34.51090 270
2022-01-26 12:54:06 C 03 18 44.30 +38 36 14.6 Y N42
2022-01-26 12:55:00 C 03 18 44.40 +38 36 14.0 Y N42
2022-01-26 12:55:54 C 03 18 44.50 +38 36 13.4 Y N42
2022-01-26 12:56:47 C 03 18 44.60 +38 36 12.8 Y N42
2022-01-26 16:14:31 C 03 19 07.68 +38 33 38.4 q 168
2022-01-26 17:14:30 C 03 19 14.64 +38 32 53.2 q 168
2022-01-26 17:16:12 C 03 19 13.66 +38 32 58.3 Y N42
2022-01-26 17:17:06 C 03 19 13.77 +38 32 57.6 Y N42
2022-01-26 17:18:00 C 03 19 13.87 +38 32 56.9 Y N42
2022-01-26 17:18:54 C 03 19 13.98 +38 32 56.2 Y N42
2022-01-26 17:19:47 C 03 19 14.09 +38 32 55.4 Y N42
2022-01-26 17:20:41 C 03 19 14.19 +38 32 54.8 Y N42
2022-01-26 17:21:34 C 03 19 14.30 +38 32 54.0 Y N42
2022-01-26 18:01:41 C 03 19 20.17 +38 32 17.0 q 168
2022-01-26 18:47:38 C 03 19 25.65 +38 31 40.9 q 168
2022-01-27 06:22:15 C 03 20 55.04 +38 23 54.0 V T08
2022-01-27 06:26:54 C 03 20 55.56 +38 23 50.4 V T08
2022-01-27 06:38:41 C 03 20 56.88 +38 23 41.3 V T08
2022-01-27 06:58:03 C 03 20 59.06 +38 23 26.0 V T08
2022-01-27 16:44:59 C 03 22 15.32 +38 15 44.0 Y N42
2022-01-27 16:46:45 C 03 22 15.54 +38 15 42.5 Y N42
2022-01-27 16:48:32 C 03 22 15.75 +38 15 41.0 Y N42
2022-01-27 16:50:19 C 03 22 15.97 +38 15 39.5 Y N42
2022-01-27 16:52:05 C 03 22 16.18 +38 15 38.2 Y N42
2022-01-27 16:53:51 C 03 22 16.40 +38 15 36.6 Y N42
2022-01-27 16:55:37 C 03 22 16.62 +38 15 35.1 Y N42
2022-01-27 16:57:24 C 03 22 16.84 +38 15 33.7 Y N42
2022-01-27 16:59:13 C 03 22 17.06 +38 15 32.2 Y N42
2022-01-27 17:01:03 C 03 22 17.29 +38 15 30.7 Y N42
2022-01-28 06:16:07 C 03 24 05.49 +38 05 53.6 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)