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
2022-06-16 10:55:32 C 00 51 08.921 +32 03 17.28 V 703
2022-06-16 11:02:34 C 00 51 09.644 +32 03 29.66 V 703
2022-07-07 14:06:52 C 01 55 07.109 +45 40 19.34 V T05
2022-07-07 14:15:21 C 01 55 08.338 +45 40 31.37 V T05
2022-07-07 14:30:00 C 01 55 10.375 +45 40 53.04 V T05
2022-07-07 14:35:54 C 01 55 11.182 +45 41 01.64 V T05
2022-07-07 14:50:25 C 01 55 13.157 +45 41 23.14 V T05
2022-07-07 14:51:04 C 01 55 13.279 +45 41 24.25 V T05
2022-07-08 10:45:38 C 01 58 01.819 +46 10 19.42 V 703
2022-07-08 10:53:15 C 01 58 02.878 +46 10 30.47 V 703
2022-07-08 11:00:51 C 01 58 03.947 +46 10 41.74 V 703
2022-07-08 11:08:28 C 01 58 05.016 +46 10 52.79 V 703
2022-07-17 00:11:08 C 02 28 34.48 +50 51 12.0 V G33
2022-07-17 00:12:49 C 02 28 34.70 +50 51 14.1 V G33
2022-07-17 00:14:30 C 02 28 34.96 +50 51 16.2 V G33
2022-07-17 00:16:11 C 02 28 35.22 +50 51 18.6 V G33
2022-07-17 00:17:52 C 02 28 35.52 +50 51 20.9 V G33
2022-07-17 00:19:33 C 02 28 35.78 +50 51 23.0 V G33
2022-07-17 01:22:57 C 02 28 45.653 +50 52 45.44 V K74
2022-07-17 01:24:05 C 02 28 45.835 +50 52 46.74 V K74
2022-07-17 01:30:44 C 02 28 46.858 +50 52 55.34 V K74
2022-07-17 01:34:05 C 02 28 47.390 +50 52 59.74 V K74
2022-07-17 01:38:31 C 02 28 48.082 +50 53 05.46 V K74
2022-07-17 01:39:38 C 02 28 48.235 +50 53 06.90 V K74
2022-07-17 01:41:52 C 02 28 48.578 +50 53 09.74 V K74
2022-08-16 13:07:56 C 04 41 06.840 +62 16 20.21 V T05
2022-08-16 13:12:31 C 04 41 07.721 +62 16 22.55 V T05
2022-08-16 13:22:21 C 04 41 09.694 +62 16 28.45 V T05
2022-08-16 13:36:47 C 04 41 12.557 +62 16 37.06 V T05
2022-08-16 22:14:30 C 04 42 55.80 +62 21 23.2 V M26
2022-08-16 22:19:52 C 04 42 56.87 +62 21 26.1 V M26
2022-08-16 22:25:14 C 04 42 57.93 +62 21 28.9 V M26
2022-08-31 17:22:05 C 05 53 27.98 +64 42 29.1 W P22
2022-08-31 18:42:04 C 05 53 43.35 +64 42 50.3 W P22
2022-08-31 19:22:04 C 05 53 51.06 +64 43 00.8 W P22
2022-09-01 13:39:58 C 05 57 22.541 +64 47 26.77 V T05
2022-09-01 13:45:53 C 05 57 23.659 +64 47 28.10 V T05
2022-09-01 13:53:45 C 05 57 25.154 +64 47 30.26 V T05
2022-09-01 14:19:16 C 05 57 29.935 +64 47 36.38 V T05
2022-09-01 15:58:05 C 05 57 49.14 +64 47 54.0 W P22
2022-09-01 16:38:04 C 05 57 56.83 +64 48 04.0 W P22
2022-09-01 17:18:04 C 05 58 04.48 +64 48 14.3 W P22
2022-09-01 17:58:05 C 05 58 12.17 +64 48 24.7 W P22
2022-09-07 13:34:12 C 06 24 20.688 +65 14 08.81 V T08
2022-09-07 13:38:48 C 06 24 21.511 +65 14 09.49 V T08
2022-09-07 13:58:41 C 06 24 25.157 +65 14 12.88 V T08
2022-09-07 14:06:36 C 06 24 26.549 +65 14 13.99 V T08
2022-09-07 14:17:11 C 06 24 28.445 +65 14 15.76 V T08
2022-09-07 14:43:22 C 06 24 33.122 +65 14 20.11 V T08
2022-09-07 14:51:37 C 06 24 34.579 +65 14 21.16 V T08