2021 DY

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4358111000 ± 2.00e+00
Semi-major axis (a)1.7682930000 AU ± 3.00e+00
Inclination (i)2.76985000° ± 4.00e+00
Long. of Asc. Node (Ω)11.63269000° ± 5.00e+00
Arg. of Perihelion (ω)86.65100000° ± 6.00e+00
Mean Anomaly (M)26.93877000° ± 1.67e+01
Mean Motion (n)0.4191531481°/day ± 1.07e+00
Perihelion dist (q)0.99765130 AU ± 3.92e+00
Aphelion dist (Q)2.53893470 AU ± 5.57e+00
Orbital Period2.35142610 yr ± 5.98e+00
Physical Parameters
H (abs. magnitude)24.51
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual—″
Uncertainty5
Orbit TypeApollo
MOID0.049658 AU
Observations Used25
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-02-22
Observations (25)
Date Type RA Dec Mag Band Observatory
2021-01-15 02:48:44 C 01 30 35.25 +48 48 30.4 V G96
2021-01-15 02:57:12 C 01 30 38.74 +48 49 06.6 V G96
2021-02-13 09:01:00 C 09 15 27.002 +36 55 12.02 V F51
2021-02-13 09:03:00 C 09 15 27.307 +36 55 06.03 U F51
2021-02-13 09:17:28 C 09 15 29.475 +36 54 21.09 V F51
2021-02-13 09:19:23 C 09 15 29.756 +36 54 15.42 U F51
2021-02-17 07:36:50 C 09 29 25.67 +32 23 56.2 V G96
2021-02-17 07:45:49 C 09 29 26.64 +32 23 32.0 V G96
2021-02-17 07:54:47 C 09 29 27.59 +32 23 08.7 V G96
2021-02-17 08:03:45 C 09 29 28.54 +32 22 45.0 V G96
2021-02-17 10:15:32 C 09 29 42.86 +32 16 53.8 V I52
2021-02-17 10:20:23 C 09 29 43.43 +32 16 40.7 V I52
2021-02-18 03:04:47 C 09 31 45.21 +31 33 40.4 V 033
2021-02-18 03:09:57 C 09 31 45.79 +31 33 26.5 V 033
2021-02-18 03:15:08 C 09 31 46.35 +31 33 13.8 V 033
2021-02-18 09:56:18 C 09 32 32.98 +31 17 00.8 V I52
2021-02-18 10:01:08 C 09 32 33.54 +31 16 48.9 V I52
2021-02-18 10:12:52 C 09 32 34.72 +31 16 19.1 V I52
2021-02-18 10:17:42 C 09 32 35.20 +31 16 05.2 V I52
2021-02-19 04:03:18 C 09 34 40.52 +30 33 02.6 V I52
2021-02-19 04:09:20 C 09 34 41.02 +30 32 47.9 V I52
2021-02-19 04:21:24 C 09 34 42.19 +30 32 21.2 V I52
2021-02-22 04:23:59 C 09 41 45.96 +27 52 25.0 V I52
2021-02-22 04:30:01 C 09 41 46.42 +27 52 12.6 V I52
2021-02-22 04:36:03 C 09 41 46.87 +27 52 01.3 V I52