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
2024-10-01 20:09:46 C 18 53 52.934 +46 13 41.34 Z C23
2024-10-02 06:19:15 C 18 54 13.738 +46 13 46.70 V T08
2024-10-02 06:23:54 C 18 54 13.882 +46 13 46.63 V T08
2024-10-02 06:38:00 C 18 54 14.318 +46 13 46.38 V T08
2024-10-02 06:53:29 C 18 54 14.803 +46 13 46.06 V T08
2024-10-03 18:54:02 C 18 55 34.349 +46 13 36.77 Z C23
2024-10-03 19:04:35 C 18 55 34.716 +46 13 35.94 Z C23
2024-10-04 06:06:09 C 18 56 00.391 +46 13 39.29 V T05
2024-10-04 06:10:44 C 18 56 00.562 +46 13 39.18 V T05
2024-10-04 06:20:35 C 18 56 00.910 +46 13 39.04 V T05
2024-10-04 06:42:20 C 18 56 01.690 +46 13 38.60 V T05
2024-10-06 06:28:44 C 18 58 02.129 +46 13 26.26 V T08
2024-10-06 06:32:44 C 18 58 02.297 +46 13 26.26 V T08
2024-10-06 06:33:24 C 18 58 02.328 +46 13 26.29 V T08
2024-10-06 06:38:03 C 18 58 02.518 +46 13 26.15 V T08
2024-10-06 06:40:43 C 18 58 02.621 +46 13 26.04 V T08
2024-10-06 06:56:03 C 18 58 03.257 +46 13 25.64 V T08
2024-10-06 07:00:02 C 18 58 03.420 +46 13 25.54 V T08
2024-10-06 15:06:39 C 18 58 25.65 +46 13 18.0 q 168
2024-10-06 15:46:03 C 18 58 27.36 +46 13 17.6 q 168
2024-10-06 16:16:08 C 18 58 28.64 +46 13 17.1 q 168
2024-10-08 06:54:26 C 19 00 17.647 +46 13 11.03 V T05
2024-10-08 07:01:41 C 19 00 17.988 +46 13 10.85 V T05
2024-10-08 07:12:55 C 19 00 18.502 +46 13 10.49 V T05
2024-10-08 07:17:32 C 19 00 18.718 +46 13 10.42 V T05
2024-10-10 06:34:34 C 19 02 44.093 +46 12 58.07 V T08
2024-10-10 06:40:33 C 19 02 44.412 +46 12 57.96 V T08
2024-10-10 06:49:14 C 19 02 44.839 +46 12 57.78 V T08
2024-10-10 07:03:53 C 19 02 45.583 +46 12 57.31 V T08
2024-10-11 05:22:50 C 19 03 58.838 +46 12 53.51 X F51
2024-10-11 05:36:33 C 19 03 59.548 +46 12 53.30 X F51
2024-10-11 05:50:22 C 19 04 00.272 +46 12 53.19 X F51
2024-10-11 06:04:18 C 19 04 00.975 +46 12 52.87 X F51
2024-10-11 18:51:38 B 19 04 44.34 +46 12 45.0 Z M61
2024-10-11 19:16:04 B 19 04 45.56 +46 12 45.1 Z M61
2024-10-11 19:39:25 B 19 04 46.79 +46 12 45.1 Z M61
2024-10-12 04:01:18 C 19 05 15.270 +46 12 45.79 V G96
2024-10-12 04:08:59 C 19 05 15.698 +46 12 45.58 V G96
2024-10-12 04:16:39 C 19 05 16.123 +46 12 45.29 V G96
2024-10-12 04:24:19 C 19 05 16.544 +46 12 45.18 V G96
2024-10-12 05:41:43 C 19 05 21.247 +46 12 48.60 V T05
2024-10-12 05:46:20 C 19 05 21.526 +46 12 48.78 V T05
2024-10-12 05:54:54 C 19 05 21.984 +46 12 48.46 V T05
2024-10-12 06:15:10 C 19 05 23.074 +46 12 48.13 V T05
2024-10-12 14:49:32 C 19 05 53.28 +46 12 41.2 q 168
2024-10-12 15:21:37 C 19 05 55.08 +46 12 41.0 q 168
2024-10-12 16:07:39 C 19 05 57.68 +46 12 40.5 q 168
2024-10-12 16:49:33 C 19 06 00.05 +46 12 39.9 q 168
2024-10-12 17:25:37 C 19 06 02.12 +46 12 39.4 q 168
2024-10-14 05:45:18 C 19 08 13.546 +46 12 43.38 V T08