2021 ND1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6139358000
Semi-major axis (a)2.5923848000 AU
Inclination (i)18.48166000°
Long. of Asc. Node (Ω)111.29258000°
Arg. of Perihelion (ω)216.87026000°
Mean Anomaly (M)8.65815000°
Mean Motion (n)0.2361320100°/day
Perihelion dist (q)1.00082700 AU
Aphelion dist (Q)4.18394260 AU
Orbital Period4.17396880 yr
Physical Parameters
H (abs. magnitude)23.38
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.970″
Uncertainty8
Orbit TypeAmor
MOID0.052432 AU
Observations Used17
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-07-13
Observations (22)
Date Type RA Dec Mag Band Observatory
2021-07-04 04:15:02 C 18 37 58.22 +05 05 09.5 V W16
2021-07-04 04:29:44 C 18 37 59.57 +05 04 24.0 V W16
2021-07-04 04:45:06 C 18 38 01.03 +05 03 36.3 V W16
2021-07-06 04:11:28 C 18 43 53.21 +02 14 33.9 V W16
2021-07-06 04:30:07 C 18 43 55.50 +02 13 18.1 V W16
2021-07-06 04:48:56 C 18 43 57.77 +02 12 01.1 V W16
2021-07-07 02:32:15 C 18 47 15.37 +00 36 34.1 X W34
2021-07-07 02:45:29 C 18 47 17.31 +00 35 32.4 X W34
2021-07-07 02:59:09 C 18 47 19.25 +00 34 28.1 X W34
2021-07-07 04:45:38 C 18 47 34.88 +00 25 59.2 u H21
2021-07-07 04:46:58 C 18 47 35.08 +00 25 52.9 u H21
2021-07-07 04:50:28 C 18 47 35.59 +00 25 36.0 u H21
2021-07-07 04:53:49 C 18 47 36.06 +00 25 20.6 u H21
2021-07-07 06:48:52 C 18 47 53.18 +00 16 07.6 q H36
2021-07-07 06:59:10 C 18 47 54.69 +00 15 19.8 q H36
2021-07-07 07:38:10 C 18 48 00.49 +00 12 10.7 q H36
2021-07-07 07:47:10 C 18 48 01.72 +00 11 26.9 q H36
2021-07-13 23:32:00 C 19 37 21.75 -22 47 09.3 V J95
2021-07-13 23:45:27 C 19 37 28.98 -22 50 17.3 V J95
2021-07-17 10:39:49 C 20 52 59.960 -45 44 33.95 U F51
2021-07-17 10:53:40 C 20 53 18.689 -45 48 38.66 U F51
2021-07-17 11:07:31 C 20 53 37.436 -45 52 42.59 U F51