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
2024-07-24 12:23:35 C 21 16 15.569 +15 19 58.73 V T08
2024-07-24 12:37:41 C 21 16 13.109 +15 20 54.35 V T08
2024-07-24 12:42:20 C 21 16 12.298 +15 21 12.74 V T08
2024-07-25 00:18:17 B 21 14 15.802 +16 06 41.65 V L65
2024-07-25 00:22:24 B 21 14 15.086 +16 06 57.78 V L65
2024-07-25 00:26:32 B 21 14 14.369 +16 07 14.09 V L65
2024-07-25 01:16:20 C 21 14 05.628 +16 10 32.74 X L63
2024-07-25 01:30:40 C 21 14 03.142 +16 11 28.90 X L63
2024-07-25 01:48:12 C 21 14 00.084 +16 12 37.33 X L63
2024-07-25 04:53:55 B 21 13 28.89 +16 25 11.2 Z X86
2024-07-25 05:02:57 B 21 13 27.28 +16 25 46.6 Z X86
2024-07-25 05:11:00 B 21 13 25.87 +16 26 18.4 Z X86
2024-07-25 20:27:15 C 21 10 51.20 +17 25 07.3 X G02
2024-07-25 20:32:49 C 21 10 50.16 +17 25 29.5 X G02
2024-07-25 20:38:23 C 21 10 49.05 +17 25 50.6 X G02
2024-07-25 21:47:27 C 21 10 37.03 +17 30 18.5 M32
2024-07-25 21:49:51 C 21 10 36.61 +17 30 27.7 M32
2024-07-25 21:52:14 C 21 10 36.18 +17 30 36.9 M32
2024-07-25 21:54:38 C 21 10 35.76 +17 30 46.1 M32
2024-07-25 21:57:00 C 21 10 35.34 +17 30 55.3 M32
2024-07-26 03:47:22 B 21 09 34.99 +17 53 51.5 Z X86
2024-07-26 04:41:45 B 21 09 25.26 +17 57 20.1 Z X86
2024-07-26 04:48:49 B 21 09 24.00 +17 57 46.9 Z X86
2024-07-26 19:25:02 C 21 06 53.72 +18 52 48.8 q M68
2024-07-26 20:01:06 C 21 06 47.36 +18 55 05.8 q M68
2024-07-26 20:38:35 C 21 06 40.73 +18 57 27.4 q M68
2024-07-26 21:41:16 C 21 06 29.92 +19 01 26.3 M32
2024-07-26 21:42:52 C 21 06 29.63 +19 01 32.4 M32
2024-07-26 21:44:30 C 21 06 29.34 +19 01 38.6 M32
2024-07-26 21:46:09 C 21 06 29.05 +19 01 44.8 M32
2024-07-26 21:47:47 C 21 06 28.76 +19 01 51.0 M32
2024-07-26 21:50:38 C 21 06 28.24 +19 02 01.8 M32
2024-07-26 21:51:52 C 21 06 28.02 +19 02 06.5 M32
2024-07-27 00:28:48 C 21 06 00.600 +19 12 01.84 X Z55
2024-07-27 00:30:33 C 21 06 00.276 +19 12 08.57 X Z55
2024-07-27 00:31:41 C 21 06 00.058 +19 12 12.78 X Z55
2024-07-27 00:32:49 C 21 05 59.854 +19 12 16.88 X Z55
2024-07-27 00:33:59 C 21 05 59.645 +19 12 21.20 X Z55
2024-07-27 00:35:07 C 21 05 59.460 +19 12 25.56 X Z55
2024-07-27 00:36:16 C 21 05 59.242 +19 12 29.92 X Z55
2024-07-27 00:37:23 C 21 05 59.021 +19 12 34.42 X Z55
2024-07-27 00:38:32 C 21 05 58.841 +19 12 38.70 X Z55
2024-07-27 00:39:41 C 21 05 58.690 +19 12 42.30 X Z55
2024-07-27 00:40:50 C 21 05 58.423 +19 12 46.58 X Z55
2024-07-27 00:41:57 C 21 05 58.214 +19 12 51.70 X Z55
2024-07-27 00:43:06 C 21 05 58.010 +19 12 55.84 X Z55
2024-07-27 00:44:15 C 21 05 57.816 +19 13 00.01 X Z55
2024-07-27 00:45:24 C 21 05 57.636 +19 13 03.86 X Z55
2024-07-27 00:46:31 C 21 05 57.425 +19 13 08.40 X Z55
2024-07-27 00:47:40 C 21 05 57.204 +19 13 13.01 X Z55