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
2024-10-14 05:55:58 C 19 08 14.174 +46 12 43.13 V T08
2024-10-14 06:01:58 C 19 08 14.518 +46 12 43.09 V T08
2024-10-14 06:22:02 C 19 08 15.706 +46 12 42.80 V T08
2024-10-16 06:48:32 C 19 11 21.622 +46 12 43.02 V T05
2024-10-16 06:53:49 C 19 11 21.965 +46 12 42.73 V T05
2024-10-16 07:02:20 C 19 11 22.486 +46 12 42.73 V T05
2024-10-16 07:36:38 C 19 11 24.682 +46 12 41.98 V T05
2024-10-17 17:51:58 B 19 13 44.165 +46 12 44.50 X K87
2024-10-17 17:56:43 B 19 13 44.450 +46 12 44.64 X K87
2024-10-17 18:00:56 B 19 13 44.748 +46 12 44.68 X K87
2024-10-18 06:48:03 C 19 14 37.692 +46 12 50.26 V T05
2024-10-18 06:52:37 C 19 14 37.990 +46 12 50.18 V T05
2024-10-18 07:18:05 C 19 14 39.713 +46 12 49.75 V T05
2024-10-18 07:27:52 C 19 14 40.375 +46 12 49.54 V T05
2024-10-18 07:46:14 C 19 14 41.621 +46 12 49.25 V T08
2024-10-18 07:50:54 C 19 14 41.928 +46 12 49.21 V T08
2024-10-18 08:05:33 C 19 14 42.948 +46 12 48.67 V T08
2024-10-18 18:55:00 C 19 15 29.18 +46 12 49.3 q L04
2024-10-18 19:04:54 C 19 15 29.86 +46 12 49.3 q L04
2024-10-18 19:14:37 C 19 15 30.52 +46 12 49.2 q L04
2024-10-19 06:30:33 C 19 16 18.862 +46 12 56.66 V T05
2024-10-19 06:35:08 C 19 16 19.178 +46 12 56.74 V T05
2024-10-19 06:45:35 C 19 16 19.906 +46 12 56.48 V T05
2024-10-19 07:16:22 C 19 16 22.046 +46 12 55.98 V T05
2024-10-19 23:22:37 C 19 17 32.95 +46 13 00.4 V W53
2024-10-19 23:33:21 C 19 17 33.69 +46 13 00.4 V W53
2024-10-19 23:44:54 C 19 17 34.49 +46 13 00.5 V W53
2024-10-20 01:54:21 C 19 17 43.69 +46 12 59.4 V W53
2024-10-20 02:05:11 C 19 17 44.50 +46 12 59.3 V W53
2024-10-20 02:16:46 C 19 17 45.34 +46 12 58.8 V W53
2024-10-20 06:30:24 C 19 18 04.078 +46 13 04.62 V T05
2024-10-20 06:37:57 C 19 18 04.601 +46 13 04.66 V T08
2024-10-20 06:42:37 C 19 18 04.934 +46 13 04.58 V T08
2024-10-20 06:52:35 C 19 18 05.650 +46 13 04.26 V T05
2024-10-20 06:57:47 C 19 18 06.029 +46 13 04.19 V T05
2024-10-20 07:06:01 C 19 18 06.605 +46 13 04.26 V T08
2024-10-20 07:20:46 C 19 18 07.685 +46 13 03.83 V T05
2024-10-22 07:16:37 C 19 21 46.550 +46 13 25.14 V T08
2024-10-22 07:24:36 C 19 21 47.150 +46 13 24.74 V T08
2024-10-22 08:21:35 C 19 21 51.502 +46 13 23.84 V T08
2024-10-22 08:33:34 C 19 21 52.416 +46 13 23.74 V T08
2024-10-24 05:42:06 C 19 25 29.532 +46 13 53.76 V T05
2024-10-24 05:51:18 C 19 25 30.264 +46 13 53.80 V T05
2024-10-24 06:23:29 C 19 25 32.801 +46 13 53.54 V T05
2024-10-24 06:41:13 C 19 25 34.212 +46 13 53.44 V T05
2024-10-25 02:47:23 C 19 27 14.202 +46 14 06.43 V G96
2024-10-25 02:56:55 C 19 27 14.965 +46 14 06.40 V G96
2024-10-25 03:06:30 C 19 27 15.736 +46 14 06.54 V G96
2024-10-25 03:16:05 C 19 27 16.520 +46 14 06.43 V G96
2024-10-30 05:39:55 C 19 38 06.485 +46 16 04.51 V T08