IAA RAS IAA Minor Planet Database

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
2020-08-30 12:19:16 C 07 38 06.70 +42 00 46.4 – U I41
2020-09-05 11:35:04 C 07 52 14.14 +41 01 21.0 – V G96
2020-09-05 11:42:42 C 07 52 14.88 +41 01 17.8 – V G96
2020-09-05 11:50:19 C 07 52 15.58 +41 01 14.7 – V G96
2020-09-05 11:57:57 C 07 52 16.32 +41 01 11.5 – V G96
2020-09-19 11:52:17 C 08 21 52.01 +38 31 53.5 – V 703
2020-09-19 11:57:57 C 08 21 52.41 +38 31 51.0 – V 703
2020-09-19 12:03:37 C 08 21 52.91 +38 31 48.5 – V 703
2020-09-19 12:09:17 C 08 21 53.36 +38 31 43.6 – V 703
2020-09-25 11:39:29 C 08 33 02.68 +37 25 09.6 – V 703
2020-09-25 11:46:31 C 08 33 03.20 +37 25 06.1 – V 703
2020-09-25 11:53:34 C 08 33 03.70 +37 25 02.9 – V 703
2020-09-25 12:00:37 C 08 33 04.27 +37 25 00.0 – V 703
2020-09-26 14:44:53 C 08 35 03.12 +37 12 28.9 – V T08
2020-09-26 14:50:51 C 08 35 03.56 +37 12 26.4 – V T08
2020-09-26 15:01:35 C 08 35 04.33 +37 12 21.1 – V T08
2020-09-26 15:17:03 C 08 35 05.46 +37 12 13.9 – V T08
2020-10-02 11:10:38 C 08 44 57.38 +36 06 11.7 – V I41
2020-10-02 12:15:23 C 08 45 01.70 +36 05 41.5 – V I41
2020-10-03 10:45:42 C 08 46 32.24 +35 55 00.4 – U I41
2020-10-03 12:06:52 C 08 46 37.60 +35 54 22.5 – U I41
2020-10-03 14:13:33 C 08 46 46.03 +35 53 24.1 – V T08
2020-10-03 14:24:13 C 08 46 46.68 +35 53 18.1 – V T08
2020-10-03 14:28:52 C 08 46 47.06 +35 53 16.0 – V T08
2020-10-03 14:53:33 C 08 46 48.71 +35 53 04.5 – V T08
2020-10-04 11:11:58 C 08 48 09.08 +35 43 24.3 – V 703
2020-10-04 11:18:28 C 08 48 09.46 +35 43 22.2 – V 703
2020-10-04 11:25:53 C 08 48 09.94 +35 43 17.7 – U I41
2020-10-04 11:27:16 C 08 48 10.02 +35 43 17.0 – U I41
2020-10-04 11:31:28 C 08 48 10.13 +35 43 16.2 – V 703
2020-10-04 12:14:35 C 08 48 13.08 +35 42 55.1 – U I41
2020-10-04 12:15:55 C 08 48 13.17 +35 42 54.5 – U I41
2020-10-05 14:55:03 C 08 49 56.93 +35 30 15.2 – V T05
2020-10-05 15:03:00 C 08 49 57.45 +35 30 11.6 – V T05
2020-10-05 15:11:15 C 08 49 57.94 +35 30 07.9 – V T05
2020-10-05 15:23:01 C 08 49 58.67 +35 30 02.3 – V T05
2020-10-07 11:13:13 C 08 52 45.35 +35 09 08.3 – V 703
2020-10-07 11:21:05 C 08 52 45.83 +35 09 04.9 – V 703
2020-10-07 11:28:56 C 08 52 46.35 +35 09 00.4 – V 703
2020-10-07 11:36:47 C 08 52 46.76 +35 08 57.2 – V 703
2020-10-09 11:38:49 C 08 55 43.54 +34 46 04.9 – V 703
2020-10-09 11:46:02 C 08 55 43.93 +34 46 01.9 – V 703
2020-10-09 11:53:16 C 08 55 44.39 +34 45 58.6 – V 703
2020-10-09 12:00:30 C 08 55 44.85 +34 45 53.9 – V 703
2020-10-12 11:40:09 C 08 59 57.20 +34 11 45.8 – V G96
2020-10-12 11:46:21 C 08 59 57.57 +34 11 42.8 – V G96
2020-10-12 11:52:33 C 08 59 57.91 +34 11 39.8 – V G96
2020-10-12 11:58:46 C 08 59 58.26 +34 11 37.0 – V G96
2020-10-13 10:37:11 C 09 01 15.29 +34 00 50.5 – V 703
2020-10-13 10:51:47 C 09 01 16.06 +34 00 41.8 – V 703