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
2021-03-31 07:50:14 C 07 09 50.38 +04 10 32.8 V T08
2021-03-31 07:56:53 C 07 09 50.53 +04 10 31.4 V T08
2021-03-31 08:05:31 C 07 09 50.71 +04 10 30.4 V T08
2021-03-31 08:24:08 C 07 09 51.08 +04 10 26.4 V T08
2021-04-02 07:40:32 C 07 10 52.66 +04 01 00.3 V T05
2021-04-02 07:45:09 C 07 10 52.74 +04 00 59.6 V T05
2021-04-02 07:53:43 C 07 10 52.92 +04 00 57.8 V T05
2021-04-02 08:12:56 C 07 10 53.34 +04 00 54.1 V T05
2021-04-04 03:44:33 C 07 11 55.53 +03 52 16.5 U I41
2021-04-04 04:44:40 C 07 11 56.96 +03 52 04.6 U I41
2021-04-06 19:46:40 C 07 13 35.85 +03 39 45.6 q G07
2021-04-06 20:49:17 C 07 13 37.43 +03 39 29.2 q G07
2021-04-08 04:29:48 C 07 14 30.85 +03 33 17.5 U I41
2021-04-08 04:37:36 C 07 14 31.07 +03 33 16.1 U I41
2021-04-08 06:44:58 C 07 14 34.77 +03 32 51.9 V T08
2021-04-08 06:51:36 C 07 14 34.95 +03 32 50.6 V T08
2021-04-08 06:59:36 C 07 14 35.16 +03 32 49.1 V T08
2021-04-08 07:17:33 C 07 14 35.66 +03 32 45.4 V T08
2021-04-10 04:27:46 C 07 15 56.33 +03 23 54.2 U I41
2021-04-10 04:37:03 C 07 15 56.62 +03 23 52.4 U I41
2021-04-22 05:39:59 C 07 26 16.34 +02 26 09.3 V T05
2021-04-22 05:44:36 C 07 26 16.51 +02 26 08.4 V T05
2021-04-22 05:53:52 C 07 26 16.86 +02 26 06.7 V T05
2021-04-22 06:08:28 C 07 26 17.47 +02 26 03.6 V T05
2021-04-24 06:36:15 C 07 28 16.83 +02 15 58.4 V T08
2021-04-24 06:40:15 C 07 28 17.10 +02 15 58.7 V T08
2021-04-24 06:50:12 C 07 28 17.44 +02 15 57.5 V T08
2021-04-24 07:10:06 C 07 28 18.28 +02 15 51.5 V T08
2021-04-28 05:34:52 C 07 32 22.38 +01 55 46.7 V T08
2021-04-28 05:39:31 C 07 32 22.59 +01 55 45.9 V T08
2021-04-28 05:47:28 C 07 32 22.96 +01 55 44.2 V T08
2021-04-28 06:02:06 C 07 32 23.60 +01 55 40.8 V T08
2021-05-10 05:43:02 C 07 46 08.43 +00 49 46.6 V T08
2021-05-10 05:48:21 C 07 46 08.75 +00 49 44.3 V T08
2021-05-10 05:58:57 C 07 46 09.29 +00 49 42.3 V T08
2021-05-10 06:15:36 C 07 46 10.14 +00 49 38.5 V T08
2022-04-14 09:17:50 C 22 20 56.160 -10 39 17.96 V W68
2022-04-14 09:23:03 C 22 20 56.659 -10 39 10.22 V W68
2022-04-14 09:27:39 C 22 20 57.110 -10 39 03.64 V W68
2022-04-14 09:42:47 C 22 20 58.570 -10 38 41.39 V W68
2022-05-26 10:53:24 C 23 57 46.490 +17 11 31.49 V 703
2022-05-26 11:00:24 C 23 57 47.153 +17 11 44.27 V 703
2022-05-26 11:06:48 C 23 57 47.812 +17 11 55.32 V 703
2022-05-26 11:13:12 C 23 57 48.463 +17 12 06.73 V 703
2022-06-02 10:52:14 C 00 14 48.008 +22 11 12.37 V 703
2022-06-02 10:57:55 C 00 14 48.592 +22 11 22.60 V 703
2022-06-02 11:03:37 C 00 14 49.182 +22 11 32.82 V 703
2022-06-02 11:09:18 C 00 14 49.776 +22 11 42.97 V 703
2022-06-16 10:41:29 C 00 51 07.319 +32 02 53.12 V 703
2022-06-16 10:48:31 C 00 51 08.111 +32 03 05.26 V 703