IAA RAS IAA Minor Planet Database

2021 DT

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3428554000
Semi-major axis (a)1.3830938000 AU
Inclination (i)4.90806000°
Long. of Asc. Node (Ω)2.60830000°
Arg. of Perihelion (ω)210.08091000°
Mean Anomaly (M)297.95131000°
Mean Motion (n)0.6059358400°/day
Perihelion dist (q)0.90889260 AU
Aphelion dist (Q)1.85729500 AU
Orbital Period1.62658760 yr
Physical Parameters
H (abs. magnitude)25.04
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual1.050″
Uncertainty7
Orbit TypeApollo
MOID0.024057 AU
Observations Used19
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2021-03-04
Observations (19)
Date Type RA Dec Mag Band Observatory
2021-02-16 07:46:26 C 08 15 52.219 +48 08 55.05 – U F51
2021-02-16 08:24:12 C 08 15 43.360 +48 09 35.30 – U F51
2021-02-16 08:43:06 C 08 15 38.943 +48 09 55.27 – U F51
2021-02-16 11:22:00 C 08 15 01.520 +48 12 28.59 – V 568
2021-02-16 11:30:54 C 08 14 59.428 +48 12 36.34 – V 568
2021-02-16 11:34:33 C 08 14 58.563 +48 12 39.85 – V 568
2021-02-17 06:26:06 C 08 11 00.37 +48 31 48.8 – V V06
2021-02-17 06:31:48 C 08 10 59.07 +48 31 54.8 – V V06
2021-02-17 06:37:30 C 08 10 57.63 +48 32 00.2 – V V06
2021-02-19 02:19:49 C 08 00 56.93 +49 15 18.7 – V V06
2021-02-19 02:28:47 C 08 00 54.55 +49 15 28.7 – V V06
2021-02-19 02:37:45 C 08 00 52.16 +49 15 38.7 – V V06
2021-02-19 02:46:43 C 08 00 49.74 +49 15 49.2 – V V06
2021-03-01 19:09:06 C 06 27 44.96 +52 12 06.4 – V 204
2021-03-01 19:52:24 C 06 27 20.55 +52 12 09.0 – V 204
2021-03-04 05:22:35 C 05 54 10.04 +51 59 04.2 – V V06
2021-03-04 05:28:59 C 05 54 05.81 +51 58 59.5 – V V06
2021-03-04 05:35:23 C 05 54 01.50 +51 58 53.8 – V V06
2021-03-04 05:41:47 C 05 53 57.29 +51 58 48.4 – V V06