2021 KB

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5770721000
Semi-major axis (a)2.0249872000 AU
Inclination (i)1.86274000°
Long. of Asc. Node (Ω)65.52502000°
Arg. of Perihelion (ω)112.53672000°
Mean Anomaly (M)217.28192000°
Mean Motion (n)0.3420350900°/day
Perihelion dist (q)0.85642360 AU
Aphelion dist (Q)3.19355080 AU
Orbital Period2.88159820 yr
Physical Parameters
H (abs. magnitude)26.02
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.790″
Uncertainty7
Orbit TypeApollo
MOID0.007377 AU
Observations Used37
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-05-22
Observations (40)
Date Type RA Dec Mag Band Observatory
2021-05-14 07:12:24 C 13 22 49.62 +39 05 31.7 U I41
2021-05-14 07:12:54 C 13 22 52.47 +39 04 55.7 U I41
2021-05-14 08:22:03 C 13 29 31.78 +37 40 18.9 U I41
2021-05-14 08:22:34 C 13 29 34.64 +37 39 42.1 U I41
2021-05-16 09:30:18 C 15 34 44.51 -01 26 57.2 V T05
2021-05-16 09:35:59 C 15 34 49.49 -01 29 08.2 V T05
2021-05-16 09:50:13 C 15 35 01.98 -01 34 35.1 V T05
2021-05-16 10:15:55 C 15 35 24.27 -01 44 17.5 V T05
2021-05-16 10:51:30 C 15 35 54.78 -01 57 34.9 V T05
2021-05-16 11:20:03 C 15 36 18.83 -02 08 03.0 V T05
2021-05-16 11:27:20 C 15 36 25.01 -02 10 42.9 V T05
2021-05-16 11:31:58 C 15 36 28.85 -02 12 22.6 V T05
2021-05-16 12:44:26 C 15 37 29.22 -02 38 17.0 V T05
2021-05-16 12:45:05 C 15 37 29.81 -02 38 30.9 V T05
2021-05-16 12:45:15 C 15 37 29.52 -02 38 25.7 V T08
2021-05-16 12:45:45 C 15 37 30.41 -02 38 45.3 V T05
2021-05-16 12:45:54 C 15 37 30.09 -02 38 40.5 V T08
2021-05-16 12:46:34 C 15 37 30.65 -02 38 54.5 V T08
2021-05-16 12:47:04 C 15 37 31.41 -02 39 12.3 V T05
2021-05-16 12:47:14 C 15 37 31.16 -02 39 07.5 V T08
2021-05-16 12:47:54 C 15 37 31.73 -02 39 21.7 V T08
2021-05-16 15:42:00 C 15 40 38.12 -03 39 42.8 V N51
2021-05-16 15:46:20 C 15 40 41.50 -03 41 07.2 V N51
2021-05-16 15:50:36 C 15 40 44.85 -03 42 31.0 V N51
2021-05-16 15:54:54 C 15 40 48.10 -03 43 54.5 V N51
2021-05-16 19:58:43 C 15 44 01.33 -05 00 18.0 o K88
2021-05-16 20:01:10 C 15 44 03.05 -05 01 01.2 o K88
2021-05-16 20:12:20 C 15 44 15.61 -04 57 10.1 V L29
2021-05-16 20:14:26 C 15 44 17.07 -04 57 47.6 V L29
2021-05-16 20:16:32 C 15 44 18.50 -04 58 24.6 V L29
2021-05-16 23:14:22 C 15 46 19.18 -05 55 16.6 V I93
2021-05-16 23:17:32 C 15 46 21.20 -05 56 07.8 V I93
2021-05-16 23:20:42 C 15 46 23.23 -05 56 59.5 V I93
2021-05-19 12:34:01 C 16 11 54.932 -15 22 08.48 U F51
2021-05-19 12:51:12 C 16 11 58.260 -15 23 35.66 U F51
2021-05-19 13:08:20 C 16 12 01.609 -15 25 02.60 U F51
2021-05-19 13:25:27 C 16 12 04.967 -15 26 27.99 U F51
2021-05-22 09:27:50 C 16 23 22.97 -19 20 10.7 V G96
2021-05-22 09:42:37 C 16 23 24.16 -19 20 43.6 V G96
2021-05-22 09:50:00 C 16 23 24.70 -19 20 59.3 V G96