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
2024-06-17 07:54:39 C 22 36 47.270 -31 29 01.14 V W68
2024-06-17 07:58:35 C 22 36 47.194 -31 28 54.26 V W68
2024-06-17 08:05:51 C 22 36 47.054 -31 28 41.52 V W68
2024-06-20 07:21:40 C 22 35 19.958 -29 16 44.69 V W68
2024-06-20 07:24:16 C 22 35 19.884 -29 16 39.76 V W68
2024-06-20 07:28:50 C 22 35 19.754 -29 16 31.01 V W68
2024-06-20 07:36:40 C 22 35 19.522 -29 16 15.92 V W68
2024-06-22 03:54:24 C 22 34 04.07 -27 47 40.3 q Y16
2024-06-22 04:03:52 C 22 34 03.69 -27 47 20.9 q Y16
2024-06-22 04:13:16 C 22 34 03.35 -27 47 01.2 q Y16
2024-06-29 07:19:29 C 22 26 18.602 -21 08 26.70 V W68
2024-06-29 07:26:05 C 22 26 18.175 -21 08 09.60 V W68
2024-06-29 07:45:13 C 22 26 16.939 -21 07 19.52 V W68
2024-06-29 20:00:15 C 22 25 32.278 -20 34 58.40 V P07
2024-06-29 20:33:25 C 22 25 30.050 -20 33 29.88 V P07
2024-06-29 21:40:09 C 22 25 25.562 -20 30 30.89 V P07
2024-06-29 21:48:45 C 22 25 24.986 -20 30 07.78 V P07
2024-07-01 04:24:33 C 22 23 26.287 -19 06 29.95 V M22
2024-07-01 04:28:44 C 22 23 25.987 -19 06 18.25 V M22
2024-07-01 04:32:49 C 22 23 25.697 -19 06 06.73 V M22
2024-07-01 04:36:55 C 22 23 25.399 -19 05 55.28 V M22
2024-07-02 02:56:36 C 22 21 52.853 -18 02 39.70 V M22
2024-07-02 03:01:55 C 22 21 52.442 -18 02 24.29 V M22
2024-07-02 03:52:50 C 22 21 48.550 -17 59 57.41 V M22
2024-07-02 04:07:44 C 22 21 47.412 -17 59 14.28 V M22
2024-07-02 07:26:55 C 22 21 33.931 -17 49 39.83 V W68
2024-07-02 08:04:19 C 22 21 31.027 -17 47 51.68 V W68
2024-07-02 08:07:10 C 22 21 30.809 -17 47 43.40 V W68
2024-07-02 08:39:30 C 22 21 28.291 -17 46 09.70 V W68
2024-07-03 06:34:55 C 22 19 50.866 -16 41 37.90 V W68
2024-07-03 06:37:32 C 22 19 50.654 -16 41 30.16 V W68
2024-07-03 06:42:04 C 22 19 50.287 -16 41 16.76 V W68
2024-07-03 06:49:53 C 22 19 49.649 -16 40 53.33 V W68
2024-07-03 12:36:48 C 22 19 22.874 -16 23 49.88 V T08
2024-07-03 12:43:02 C 22 19 22.356 -16 23 31.13 V T08
2024-07-03 13:13:50 C 22 19 19.786 -16 21 58.57 V T08
2024-07-03 13:18:19 C 22 19 19.404 -16 21 45.11 V T08
2024-07-06 00:15:28 C 22 14 24.672 -13 16 48.65 V M22
2024-07-06 00:18:43 C 22 14 24.362 -13 16 38.06 V M22
2024-07-06 00:56:44 C 22 14 20.782 -13 14 34.73 V M22
2024-07-06 01:01:17 C 22 14 20.352 -13 14 19.86 V M22
2024-07-06 06:34:49 C 22 13 50.597 -12 56 11.44 V W68
2024-07-06 06:37:25 C 22 13 50.340 -12 56 02.87 V W68
2024-07-06 06:42:00 C 22 13 49.903 -12 55 48.07 V W68
2024-07-06 07:09:46 C 22 13 47.242 -12 54 17.14 V W68
2024-07-07 01:29:41 C 22 12 05.926 -11 53 56.47 Z C23
2024-07-07 01:38:08 C 22 12 05.114 -11 53 28.36 Z C23
2024-07-07 06:39:56 C 22 11 36.706 -11 36 07.06 V W68
2024-07-07 06:42:34 C 22 11 36.444 -11 35 58.16 V W68
2024-07-07 07:15:17 C 22 11 33.151 -11 34 07.86 V W68