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
2011-01-21 18:57:19 C 03 57 43.05 +46 59 56.2 u A06
2011-01-21 19:18:36 C 03 57 41.21 +46 59 52.2 u A06
2011-01-22 03:18:48 C 03 57 01.97 +46 58 22.6 u I15
2011-01-22 03:30:00 C 03 57 01.05 +46 58 20.2 u I15
2011-01-22 03:44:26 C 03 56 59.86 +46 58 16.9 u I15
2011-01-23 19:35:57 C 03 54 09.14 +46 51 02.4 u 160
2011-01-23 19:39:55 C 03 54 08.83 +46 51 01.4 u 160
2011-01-23 19:43:48 C 03 54 08.53 +46 51 00.8 u 160
2011-01-23 19:57:00 C 03 54 07.70 +46 50 58.3 c A53
2011-01-23 20:06:27 C 03 54 06.89 +46 50 56.6 c A53
2011-01-23 20:16:59 C 03 54 06.17 +46 50 53.9 c A53
2011-01-23 20:27:29 C 03 54 05.39 +46 50 51.9 c A53
2011-01-23 20:38:01 C 03 54 04.62 +46 50 49.6 c A53
2011-01-24 10:18:44 C 03 53 12.93 +46 48 23.6 o 300
2011-01-24 10:26:33 C 03 53 12.40 +46 48 21.8 o 300
2011-01-24 10:30:26 C 03 53 12.13 +46 48 21.4 o 300
2011-01-24 10:32:23 C 03 53 11.95 +46 48 20.7 o 300
2011-01-24 11:06:44 C 03 53 09.48 +46 48 14.2 u 379
2011-01-24 11:18:19 C 03 53 08.63 +46 48 11.3 u 379
2011-01-24 11:29:30 C 03 53 07.85 +46 48 10.2 u 379
2011-01-27 02:37:07 C 03 49 44.62 +46 36 37.5 u H45
2011-01-27 02:39:53 C 03 49 44.46 +46 36 36.8 u H45
2011-01-27 02:41:06 C 03 49 44.40 +46 36 36.7 u H45
2011-01-27 02:42:33 C 03 49 44.32 +46 36 36.3 u H45
2011-01-27 02:44:13 C 03 49 44.23 +46 36 36.0 u H45
2011-01-27 10:41:19 C 03 49 23.16 +46 35 10.9 u 379
2011-01-27 10:44:00 C 03 49 23.03 +46 35 10.6 u 379
2011-01-27 10:57:02 C 03 49 22.34 +46 35 08.1 u 379
2011-01-27 11:17:04 C 03 49 21.31 +46 35 04.4 u 379
2011-01-27 11:19:45 C 03 49 21.23 +46 35 03.8 u 379
2011-01-27 12:34:50 C 03 49 17.44 +46 34 48.9 u 379
2011-01-27 12:40:14 C 03 49 17.14 +46 34 47.3 u 379
2011-01-29 18:24:25 C 03 47 18.65 +46 25 23.2 o 639
2011-01-29 18:29:34 C 03 47 18.47 +46 25 22.3 o 639
2011-01-29 18:30:56 C 03 47 18.56 +46 25 22.3 c 127
2011-01-29 18:35:04 C 03 47 18.26 +46 25 21.4 o 639
2011-01-29 18:39:35 C 03 47 18.10 +46 25 20.8 o 639
2011-01-29 18:40:18 C 03 47 18.22 +46 25 20.8 c 127
2011-01-29 18:45:44 C 03 47 17.86 +46 25 19.5 o 639
2011-01-29 18:48:02 C 03 47 17.94 +46 25 19.4 c 127
2011-01-29 18:55:21 C 03 47 17.65 +46 25 18.4 c 127
2011-01-29 19:02:41 C 03 47 17.40 +46 25 17.1 c 127
2011-01-31 01:13:04 C 03 46 27.33 +46 20 21.6 u H20
2011-01-31 01:43:05 C 03 46 26.37 +46 20 16.8 u H20
2011-01-31 02:04:25 C 03 46 25.71 +46 20 12.8 u H20
2011-01-31 02:25:44 C 03 46 25.07 +46 20 09.0 u H20
2011-01-31 10:25:02 C 03 46 14.37 +46 18 54.8 o 300
2011-01-31 10:26:36 C 03 46 14.38 +46 18 54.6 o 300
2011-01-31 10:28:05 C 03 46 14.29 +46 18 54.6 o 300
2011-01-31 10:31:02 C 03 46 14.15 +46 18 54.2 o 300
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)