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
2022-10-12 02:17:26 S 08 18 33.46 +65 27 35.6 L C51
2022-10-12 05:25:13 S 08 18 49.80 +65 27 35.2 L C51
2022-10-12 08:32:59 S 08 19 05.93 +65 27 34.5 L C51
2022-10-12 11:40:45 S 08 19 21.91 +65 27 33.9 L C51
2022-10-12 14:48:31 S 08 19 37.99 +65 27 33.1 L C51
2022-10-12 17:56:06 S 08 19 53.85 +65 27 32.4 L C51
2022-10-12 17:56:17 S 08 19 53.82 +65 27 32.8 L C51
2022-10-15 14:15:35 C 08 25 22.212 +65 27 51.80 V T05
2022-10-15 14:23:01 C 08 25 22.718 +65 27 51.95 V T05
2022-10-15 14:27:35 C 08 25 23.014 +65 27 52.06 V T05
2022-10-15 14:44:32 C 08 25 24.293 +65 27 52.63 V T05
2022-10-19 14:22:50 C 08 31 55.862 +65 29 53.63 V T05
2022-10-19 14:28:44 C 08 31 56.213 +65 29 53.95 V T05
2022-10-19 14:36:34 C 08 31 56.657 +65 29 54.35 V T05
2022-10-19 15:06:14 C 08 31 58.349 +65 29 55.72 V T05
2022-10-21 14:42:46 C 08 34 43.022 +65 31 45.30 V T08
2022-10-21 14:48:46 C 08 34 43.344 +65 31 45.44 V T08
2022-10-21 15:14:10 C 08 34 44.700 +65 31 47.06 V T08
2022-10-21 15:25:49 C 08 34 45.242 +65 31 47.50 V T08
2022-10-25 13:27:04 C 08 39 08.378 +65 37 07.36 V T08
2022-10-25 13:31:43 C 08 39 08.554 +65 37 07.97 V T08
2022-10-25 13:46:20 C 08 39 09.067 +65 37 09.12 V T08
2022-10-25 14:09:47 C 08 39 09.922 +65 37 11.14 V T08
2022-10-29 14:20:21 C 08 42 08.184 +65 45 09.72 V T08
2022-10-29 14:24:21 C 08 42 08.251 +65 45 10.15 V T08
2022-10-29 14:38:58 C 08 42 08.527 +65 45 11.88 V T08
2022-10-29 14:48:17 C 08 42 08.712 +65 45 12.78 V T08
2022-10-30 10:23:36 C 08 42 33.50 +65 47 05.5 V I41
2022-10-30 11:50:35 C 08 42 34.87 +65 47 15.7 V I41
2022-10-31 14:26:58 C 08 43 01.166 +65 50 04.31 V T05
2022-10-31 14:33:00 C 08 43 01.234 +65 50 04.70 V T05
2022-10-31 14:42:10 C 08 43 01.327 +65 50 06.07 V T05
2022-10-31 15:12:31 C 08 43 01.608 +65 50 09.74 V T05
2022-11-02 14:16:05 C 08 43 28.802 +65 55 31.22 V T08
2022-11-02 14:33:44 C 08 43 28.822 +65 55 33.71 V T08
2022-11-02 14:44:06 C 08 43 28.843 +65 55 35.04 V T08
2022-11-02 14:48:08 C 08 43 28.810 +65 55 35.44 V T08
2022-11-09 09:13:57 C 08 41 40.769 +66 17 38.54 V U55
2022-11-09 09:21:55 C 08 41 40.534 +66 17 39.66 V U55
2022-11-09 09:29:38 C 08 41 40.286 +66 17 41.17 V U55
2022-11-10 14:27:40 C 08 40 45.473 +66 22 10.02 V T08
2022-11-10 14:32:22 C 08 40 45.250 +66 22 10.67 V T08
2022-11-10 14:37:02 C 08 40 45.077 +66 22 11.53 V T08
2022-11-10 14:56:40 C 08 40 44.311 +66 22 14.66 V T08
2022-11-16 09:45:58 C 08 33 39.84 +66 43 38.5 V I41
2022-11-16 11:12:40 C 08 33 33.60 +66 43 53.2 V I41
2022-11-16 14:04:33 C 08 33 21.778 +66 44 20.94 V T05
2022-11-16 14:10:39 C 08 33 21.319 +66 44 21.84 V T05
2022-11-16 14:18:31 C 08 33 20.734 +66 44 23.21 V T05
2022-11-16 14:32:14 C 08 33 19.714 +66 44 25.30 V T05