96590 (1998 XB)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3511853456 ± 4.60e-09
Semi-major axis (a)0.9078765079 AU ± 1.03e-10
Inclination (i)13.60322397° ± 3.51e-07
Long. of Asc. Node (Ω)75.68256575° ± 1.48e-06
Arg. of Perihelion (ω)202.71688537° ± 1.39e-06
Mean Anomaly (M)253.62742900° ± 1.02e-06
Mean Motion (n)1.1393892259°/day ± 1.94e-10
Perihelion dist (q)0.58904358 AU ± 4.18e-09
Aphelion dist (Q)1.22670943 AU ± 4.18e-09
Orbital Period0.86504792 yr ± 1.48e-10
Physical Parameters
H (abs. magnitude)16.28
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.247″
Uncertainty0
Orbit TypeAten
MOID0.113404 AU
Observations Used3187
Radar Obs Used15
Gaia Obs Used37
Oppositions4
Arc Total1992-2025
First Observation Used1992-01-01
Last Observation Used2025-11-08
Observations (3570)
Date Type RA Dec Mag Band Observatory
2016-12-30 02:40:43 C 02 21 29.08 +21 22 41.5 q G96
2016-12-30 02:46:52 C 02 21 29.06 +21 22 47.0 q G96
2016-12-30 17:50:55 C 02 21 33.06 +21 36 12.5 q Z52
2016-12-30 18:28:03 C 02 21 33.09 +21 36 45.8 q Z52
2016-12-31 21:39:04 C 02 21 43.15 +22 00 38.4 q 160
2016-12-31 21:41:04 C 02 21 43.16 +22 00 40.1 q 160
2016-12-31 21:43:04 C 02 21 43.16 +22 00 42.1 q 160
2017-01-01 14:04:24 C 02 21 52.34 +22 14 43.1 q Q11
2017-01-01 14:06:29 C 02 21 52.32 +22 14 44.9 q Q11
2017-01-01 14:09:57 C 02 21 52.39 +22 14 47.5 q Q11
2017-01-02 17:26:21 C 02 22 14.27 +22 37 28.1 q Z52
2017-01-02 18:24:59 C 02 22 14.86 +22 38 17.1 q Z52
2017-01-02 19:37:43 C 02 22 15.60 +22 39 17.0 q Z52
2017-01-02 20:54:01 C 02 22 16.35 +22 40 19.0 q Z52
2017-01-03 22:01:31 C 02 22 39.70 +23 00 37.3 q 160
2017-01-03 22:03:34 C 02 22 39.72 +23 00 39.1 q 160
2017-01-03 22:05:30 C 02 22 39.71 +23 00 41.1 q 160
2017-01-04 06:54:40 C 02 22 49.58 +23 07 51.5 L T05
2017-01-04 07:14:43 C 02 22 49.83 +23 08 07.3 L T05
2017-01-04 07:48:33 C 02 22 50.23 +23 08 33.3 L T05
2017-01-04 08:04:56 C 02 22 50.45 +23 08 46.0 L T05
2017-01-04 18:30:48 C 02 23 03.38 +23 16 46.5 q Z52
2017-01-04 19:25:25 C 02 23 04.19 +23 17 29.3 q Z52
2017-01-04 22:30:05 C 02 23 07.12 +23 19 51.4 q Z52
2017-01-05 02:47:15 C 02 23 12.63 +23 23 18.3 q H45
2017-01-05 02:49:05 C 02 23 12.65 +23 23 19.6 q H45
2017-01-05 02:50:21 C 02 23 12.67 +23 23 20.7 q H45
2017-01-05 02:51:46 C 02 23 12.69 +23 23 21.8 q H45
2017-01-08 02:33:46 C 02 24 56.22 +24 16 59.1 q H45
2017-01-08 02:35:09 C 02 24 56.25 +24 17 00.2 q H45
2017-01-08 02:36:32 C 02 24 56.29 +24 17 01.1 q H45
2017-01-08 02:37:51 C 02 24 56.31 +24 17 02.2 q H45
2017-01-08 02:39:16 C 02 24 56.34 +24 17 03.1 q H45
2017-01-08 02:40:26 C 02 24 56.37 +24 17 04.0 q H45
2017-01-08 06:56:07 C 02 25 03.40 +24 20 13.1 L T05
2017-01-08 07:03:50 C 02 25 03.57 +24 20 19.0 L T05
2017-01-08 07:10:05 C 02 25 03.71 +24 20 23.1 L T05
2017-01-08 07:16:18 C 02 25 03.86 +24 20 27.8 L T05
2017-01-08 07:23:39 C 02 25 04.02 +24 20 33.0 L T05
2017-01-08 07:27:34 C 02 25 04.11 +24 20 35.7 L T05
2017-01-08 07:42:33 C 02 25 04.44 +24 20 46.1 L T05
2017-01-08 07:43:59 C 02 25 04.48 +24 20 47.4 L T05
2017-01-08 21:21:37 C 02 25 27.92 +24 30 23.6 q 160
2017-01-08 21:23:30 C 02 25 27.97 +24 30 24.9 q 160
2017-01-08 21:25:22 C 02 25 28.01 +24 30 26.5 q 160
2017-01-09 01:34:53 C 02 25 36.08 +24 33 28.0 q H45
2017-01-09 01:36:25 C 02 25 36.11 +24 33 29.1 q H45
2017-01-09 01:38:20 C 02 25 36.15 +24 33 30.5 q H45
2017-01-09 01:39:44 C 02 25 36.19 +24 33 31.5 q H45
2017-01-09 01:41:05 C 02 25 36.21 +24 33 32.4 q H45
Radar Observations (15)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2012-02-05 10:48:00 58035.9912 0.02 Hz 2380 -1 -1
2012-02-05 11:12:00 377374179.08 3 us 2380 -1 -1
2012-02-10 11:01:00 28917.3909 0.01 Hz 2380 -1 -1
2012-02-10 12:37:00 369712388.77 3 us 2380 -1 -1
2016-11-12 09:00:00 113650.438 0.1 Hz 8560 -14 -14
2016-11-12 09:40:00 121336520.66 2 us 8560 -14 -14
2016-11-13 09:00:00 120435782.66 1 us 8560 -14 -14
2016-11-15 08:40:00 16927.294 0.1 Hz 8560 -14 -14
2016-11-26 09:30:00 139487903.11 3 us 8560 -14 -14
2016-11-27 08:30:00 143109946.96 4 us 8560 -14 -14
2016-12-05 01:48:00 -154186.8633 0.02 Hz 2380 -1 -1
2016-12-05 02:33:00 180730401.07 1 us 2380 -1 -1
2017-06-22 18:13:00 116460.6373 0.05 Hz 2380 -1 -1
2018-03-29 14:33:00 -109240.9267 0.01 Hz 2380 -1 -1
2018-03-29 15:36:00 285955683.56 4 us 2380 -1 -1
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)