21088 Chelyabinsk (1992 BL2)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2387361539 ± 6.03e-09
Semi-major axis (a)1.7063669522 AU ± 3.31e-10
Inclination (i)38.46248793° ± 9.84e-07
Long. of Asc. Node (Ω)297.82517282° ± 9.53e-07
Arg. of Perihelion (ω)27.19775356° ± 1.68e-06
Mean Anomaly (M)205.19142502° ± 1.08e-06
Mean Motion (n)0.4421846161°/day ± 1.29e-10
Perihelion dist (q)1.29899547 AU ± 1.03e-08
Aphelion dist (Q)2.11373844 AU ± 1.03e-08
Orbital Period2.22899270 yr ± 6.48e-10
Physical Parameters
H (abs. magnitude)14.34
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.228″
Uncertainty0
Orbit TypeAmor
MOID0.306089 AU
Observations Used6935
Gaia Obs Used131
Oppositions15
Arc Total1990-2026
First Observation Used1990-01-30
Last Observation Used2026-01-13
Observations (9404)
Date Type RA Dec Mag Band Observatory
2022-09-07 14:56:28 C 06 24 35.484 +65 14 21.88 V T08
2022-09-17 11:09:53 C 07 05 04.405 +65 33 28.12 V 703
2022-09-17 11:17:08 C 07 05 05.590 +65 33 28.87 V 703
2022-09-17 11:24:23 C 07 05 06.860 +65 33 29.20 V 703
2022-09-17 11:31:38 C 07 05 08.167 +65 33 28.33 V 703
2022-09-19 11:15:14 C 07 12 37.379 +65 34 41.16 V 703
2022-09-19 11:21:36 C 07 12 38.344 +65 34 41.34 V 703
2022-09-19 11:27:58 C 07 12 39.298 +65 34 41.56 V 703
2022-09-19 11:34:20 C 07 12 40.270 +65 34 41.95 V 703
2022-09-22 03:08:21 C 07 22 15.11 +65 35 16.6 V L65
2022-09-22 03:28:40 C 07 22 18.09 +65 35 17.1 V L65
2022-09-22 03:46:54 C 07 22 20.68 +65 35 17.3 V L65
2022-09-25 13:21:20 C 07 33 57.262 +65 34 50.52 V T05
2022-09-25 13:26:35 C 07 33 57.979 +65 34 50.34 V T05
2022-09-25 13:35:47 C 07 33 59.177 +65 34 50.66 V T05
2022-09-25 13:51:33 C 07 34 01.334 +65 34 50.81 V T05
2022-10-01 11:00:54 C 07 52 10.628 +65 32 09.13 V 703
2022-10-01 11:08:18 C 07 52 11.500 +65 32 09.02 V 703
2022-10-01 11:15:41 C 07 52 12.317 +65 32 08.95 V 703
2022-10-01 11:23:04 C 07 52 13.228 +65 32 08.88 V 703
2022-10-01 14:14:26 C 07 52 33.806 +65 32 05.78 V T08
2022-10-01 14:32:45 C 07 52 35.940 +65 32 05.32 V T08
2022-10-01 14:38:10 C 07 52 36.600 +65 32 05.42 V T08
2022-10-01 14:47:01 C 07 52 37.601 +65 32 05.35 V T08
2022-10-05 11:13:56 C 08 03 07.027 +65 29 56.69 V 703
2022-10-05 11:21:52 C 08 03 07.852 +65 29 56.54 V 703
2022-10-05 11:29:48 C 08 03 08.640 +65 29 56.36 V 703
2022-10-05 11:37:45 C 08 03 09.493 +65 29 56.44 V 703
2022-10-09 11:02:44 C 08 12 49.608 +65 28 12.68 V 703
2022-10-09 11:10:04 C 08 12 50.335 +65 28 12.76 V 703
2022-10-09 11:17:24 C 08 12 50.954 +65 28 12.61 V 703
2022-10-09 11:24:43 C 08 12 51.685 +65 28 12.79 V 703
2022-10-10 23:41:36 S 08 16 12.41 +65 27 46.5 L C51
2022-10-11 05:57:08 S 08 16 46.13 +65 27 43.8 L C51
2022-10-11 09:04:54 S 08 17 02.832 +65 27 41.87 L C51
2022-10-11 12:12:41 S 08 17 19.57 +65 27 41.4 L C51
2022-10-11 13:46:23 S 08 17 27.84 +65 27 40.0 L C51
2022-10-11 13:46:33 S 08 17 27.87 +65 27 40.4 L C51
2022-10-11 13:55:48 C 08 17 29.681 +65 27 42.01 V T05
2022-10-11 14:00:23 C 08 17 30.074 +65 27 42.41 V T05
2022-10-11 14:19:14 C 08 17 31.728 +65 27 42.62 V T05
2022-10-11 14:25:07 C 08 17 32.165 +65 27 42.52 V T05
2022-10-11 15:20:15 S 08 17 36.10 +65 27 39.5 L C51
2022-10-11 15:20:26 S 08 17 36.11 +65 27 39.7 L C51
2022-10-11 16:54:09 S 08 17 44.410 +65 27 38.88 L C51
2022-10-11 18:28:02 S 08 17 52.59 +65 27 38.0 L C51
2022-10-11 20:01:55 S 08 18 00.81 +65 27 37.9 L C51
2022-10-11 21:35:47 S 08 18 08.89 +65 27 37.4 L C51
2022-10-11 23:09:41 S 08 18 17.19 +65 27 36.6 L C51
2022-10-12 00:43:34 S 08 18 25.33 +65 27 36.6 L C51