2021 KW2

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2081199000
Semi-major axis (a)1.2022135000 AU
Inclination (i)8.82670000°
Long. of Asc. Node (Ω)241.37148000°
Arg. of Perihelion (ω)313.31366000°
Mean Anomaly (M)179.16010000°
Mean Motion (n)0.7477073600°/day
Perihelion dist (q)0.95200890 AU
Aphelion dist (Q)1.45241810 AU
Orbital Period1.31817300 yr
Physical Parameters
H (abs. magnitude)27.29
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.660″
Uncertainty7
Orbit TypeApollo
MOID0.005250 AU
Observations Used18
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-06-01
Observations (21)
Date Type RA Dec Mag Band Observatory
2021-05-25 09:53:20 C 18 32 51.22 +59 29 34.7 V G96
2021-05-25 09:59:00 C 18 32 39.44 +59 25 39.2 V G96
2021-05-25 10:10:08 C 18 32 16.47 +59 17 54.9 V G96
2021-05-30 09:54:23 C 18 00 09.45 +34 01 52.8 V G96
2021-05-30 10:01:54 C 18 00 08.37 +34 01 24.6 V G96
2021-05-30 10:09:24 C 18 00 07.21 +34 00 55.6 V G96
2021-05-30 10:16:56 C 18 00 06.10 +34 00 25.7 V G96
2021-05-30 10:44:13 C 18 00 02.31 +33 58 38.0 V G96
2021-05-30 10:45:18 C 18 00 02.05 +33 58 34.1 V G96
2021-05-30 10:46:23 C 18 00 01.86 +33 58 29.9 V G96
2021-05-31 07:18:40 C 17 59 23.86 +32 51 58.0 V G96
2021-05-31 07:23:20 C 17 59 23.27 +32 51 44.9 V G96
2021-05-31 09:02:32 C 17 59 10.45 +32 47 09.1 V G96
2021-05-31 09:05:27 C 17 59 10.08 +32 47 00.5 V G96
2021-05-31 09:08:22 C 17 59 09.65 +32 46 52.2 V G96
2021-05-31 09:11:17 C 17 59 09.37 +32 46 42.9 V G96
2021-05-31 10:46:12 C 17 58 57.57 +32 41 58.6 V G96
2021-05-31 11:04:39 C 17 58 55.50 +32 41 01.5 V G96
2021-06-01 06:38:25 C 17 58 33.05 +31 51 15.9 V V06
2021-06-01 06:43:09 C 17 58 32.55 +31 51 06.5 V V06
2021-06-01 06:47:52 C 17 58 32.07 +31 50 56.4 V V06