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
2018-01-28 08:51:38 C 13 14 25.04 +60 00 41.7 U 703
2018-01-28 08:59:34 C 13 14 27.01 +60 01 03.7 U 703
2018-01-28 09:07:30 C 13 14 28.91 +60 01 26.7 U 703
2018-01-28 09:15:25 C 13 14 31.03 +60 01 49.4 U 703
2018-01-30 14:52:03 C 13 29 42.46 +62 30 09.1 U T05
2018-01-30 15:06:18 C 13 29 46.53 +62 30 48.1 U T05
2018-01-30 15:21:01 C 13 29 50.71 +62 31 28.7 U T05
2018-01-30 15:33:52 C 13 29 54.39 +62 32 03.9 U T05
2018-02-04 09:53:52 C 14 11 42.96 +67 34 39.6 U 703
2018-02-04 10:01:39 C 14 11 46.20 +67 34 59.7 U 703
2018-02-04 10:09:27 C 14 11 49.41 +67 35 19.5 U 703
2018-02-04 10:17:14 C 14 11 52.67 +67 35 39.8 U 703
2018-02-05 04:50:10 C 14 20 09.52 +68 21 30.3 U K74
2018-02-05 04:57:06 C 14 20 12.53 +68 21 46.7 U K74
2018-02-05 05:17:10 C 14 20 21.42 +68 22 35.8 U K74
2018-02-17 02:43:32 C 17 44 49.49 +75 04 27.3 15.8 r 238
2018-02-17 02:45:18 C 17 44 51.13 +75 04 27.2 15.8 r 238
2018-02-17 02:47:56 C 17 44 53.10 +75 04 26.9 16.0 r 238
2018-02-17 02:56:18 C 17 45 00.72 +75 04 26.7 15.7 r 238
2018-02-17 02:57:38 C 17 45 01.75 +75 04 26.4 15.5 r 238
2018-02-18 09:22:49 S 18 11 42.14 +74 56 04.9 L C51
2018-02-18 12:30:35 S 18 14 24.61 +74 54 33.2 L C51
2018-02-18 15:39:49 S 18 17 07.88 +74 52 57.5 L C51
2018-02-18 18:48:19 S 18 19 49.76 +74 51 13.3 L C51
2018-02-20 05:12:38 C 18 48 32.26 +74 25 00.1 U K74
2018-02-20 05:14:11 C 18 48 33.48 +74 24 58.9 U K74
2018-02-20 05:15:46 C 18 48 34.70 +74 24 57.5 U K74
2018-02-20 05:17:21 C 18 48 35.97 +74 24 56.0 U K74
2018-02-26 00:20:37 C 20 21 06.26 +70 47 28.2 16.1 r 238
2018-02-26 00:49:52 C 20 21 21.88 +70 46 29.9 16.1 r 238
2018-02-26 01:04:29 C 20 21 29.70 +70 46 00.7 16.0 r 238
2018-02-27 03:03:19 C 20 34 29.99 +69 51 10.2 16.2 r 238
2018-02-27 03:26:31 C 20 34 41.05 +69 50 21.4 16.2 r 238
2018-02-27 03:53:48 C 20 34 54.06 +69 49 24.0 16.2 r 238
2018-09-11 11:19:40 C 08 01 12.00 +20 48 55.9 G96
2018-09-11 11:34:57 C 08 01 13.91 +20 48 55.0 G96
2018-09-11 11:46:14 C 08 01 15.31 +20 48 54.4 G96
2018-09-11 11:56:18 C 08 01 16.56 +20 48 53.7 G96
2018-09-29 11:52:29 C 08 55 19.02 +19 54 17.2 V 703
2018-09-29 11:55:41 C 08 55 19.34 +19 54 15.5 V 703
2018-09-29 11:58:54 C 08 55 19.77 +19 54 14.6 V 703
2018-09-29 12:02:07 C 08 55 20.13 +19 54 14.2 V 703
2018-10-27 20:05:25 C 10 21 40.53 +16 55 39.1 q D29
2018-10-27 20:28:20 C 10 21 43.58 +16 55 32.6 q D29
2018-10-27 20:51:14 C 10 21 46.50 +16 55 24.3 q D29
2018-11-08 11:37:32 C 10 58 46.75 +15 11 37.5 V 703
2018-11-08 11:45:13 C 10 58 47.77 +15 11 34.3 V 703
2018-11-08 11:52:55 C 10 58 48.90 +15 11 31.3 V 703
2018-11-08 12:00:38 C 10 58 49.88 +15 11 28.1 V 703
2018-11-11 11:39:14 C 11 08 35.83 +14 41 50.9 V 703
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)