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
2024-07-19 22:21:32 C 21 33 53.29 +07 53 01.2 M32
2024-07-19 22:23:49 C 21 33 52.94 +07 53 10.7 M32
2024-07-19 23:40:43 C 21 33 41.232 +07 58 26.44 Z C23
2024-07-20 00:05:30 B 21 33 37.181 +08 00 38.70 Z M49
2024-07-20 00:54:19 B 21 33 29.420 +08 03 59.53 Z M49
2024-07-20 01:43:06 B 21 33 21.657 +08 07 20.32 Z M49
2024-07-20 02:31:04 B 21 33 14.044 +08 10 37.57 Z M49
2024-07-20 03:15:18 B 21 33 07.044 +08 13 39.27 Z M49
2024-07-20 04:00:21 B 21 32 59.954 +08 16 44.09 Z M49
2024-07-20 09:41:33 C 21 32 07.750 +08 40 10.81 V W68
2024-07-20 09:47:28 C 21 32 06.821 +08 40 35.08 V W68
2024-07-20 10:08:57 C 21 32 03.437 +08 42 03.13 V W68
2024-07-20 10:21:59 C 21 32 01.399 +08 42 56.52 V W68
2024-07-20 21:26:38 C 21 30 20.45 +09 27 56.1 V M31
2024-07-20 21:27:26 C 21 30 20.25 +09 27 57.7 V M31
2024-07-20 21:28:16 C 21 30 20.13 +09 28 00.1 V M31
2024-07-20 21:29:07 C 21 30 19.95 +09 28 03.3 V M31
2024-07-20 21:29:57 C 21 30 19.80 +09 28 07.7 V M31
2024-07-20 21:30:46 C 21 30 19.68 +09 28 10.8 V M31
2024-07-20 21:31:35 C 21 30 19.56 +09 28 14.4 V M31
2024-07-20 21:32:24 C 21 30 19.44 +09 28 17.7 V M31
2024-07-20 21:33:14 C 21 30 19.30 +09 28 21.1 V M31
2024-07-20 21:34:03 C 21 30 19.19 +09 28 24.4 V M31
2024-07-20 21:34:52 C 21 30 19.06 +09 28 27.7 V M31
2024-07-21 00:33:32 B 21 29 50.861 +09 40 43.79 V L65
2024-07-21 00:37:39 B 21 29 50.198 +09 41 00.67 V L65
2024-07-21 00:41:46 B 21 29 49.541 +09 41 17.63 V L65
2024-07-21 13:04:59 C 21 27 52.320 +10 32 16.12 V T05
2024-07-21 13:19:34 C 21 27 49.922 +10 33 15.70 V T05
2024-07-21 13:27:30 C 21 27 48.622 +10 33 48.06 V T05
2024-07-21 13:32:56 C 21 27 47.726 +10 34 10.31 V T05
2024-07-21 21:22:41 C 21 26 34.67 +11 05 58.9 X G02
2024-07-21 21:27:58 C 21 26 33.81 +11 06 20.3 X G02
2024-07-21 21:33:02 C 21 26 32.97 +11 06 40.9 X G02
2024-07-22 21:02:04 C 21 22 46.43 +12 42 09.3 M32
2024-07-22 21:03:58 C 21 22 46.12 +12 42 17.0 M32
2024-07-22 21:05:52 C 21 22 45.80 +12 42 24.7 M32
2024-07-22 21:07:46 C 21 22 45.48 +12 42 32.4 M32
2024-07-22 21:10:26 C 21 22 45.04 +12 42 43.2 M32
2024-07-23 19:42:44 C 21 19 03.25 +14 13 21.4 q M68
2024-07-23 20:35:23 C 21 18 54.39 +14 16 52.7 q M68
2024-07-23 21:30:43 C 21 18 45.557 +14 20 36.74 X M26
2024-07-23 21:33:02 C 21 18 45.170 +14 20 46.00 X M26
2024-07-23 21:35:16 C 21 18 44.786 +14 20 55.14 X M26
2024-07-23 21:41:17 C 21 18 43.19 +14 21 16.2 q M68
2024-07-24 06:38:35 C 21 17 13.320 +14 57 30.78 V W68
2024-07-24 06:49:58 C 21 17 11.342 +14 58 15.92 V W68
2024-07-24 06:54:34 C 21 17 10.550 +14 58 34.25 V W68
2024-07-24 07:44:44 C 21 17 01.867 +15 01 52.86 V W68
2024-07-24 11:38:08 C 21 16 23.501 +15 16 58.98 V T08