2021 DB1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4333765249 ± 2.00e+00
Semi-major axis (a)1.7787121805 AU ± 3.00e+00
Inclination (i)11.83676154° ± 4.00e+00
Long. of Asc. Node (Ω)147.06792306° ± 5.00e+00
Arg. of Perihelion (ω)84.86636461° ± 6.00e+00
Mean Anomaly (M)121.39924667° ± 6.58e+00
Mean Motion (n)0.4814992800°/day ± 1.22e+00
Perihelion dist (q)0.73439300 AU ± 3.94e+00
Aphelion dist (Q)2.48990820 AU ± 5.58e+00
Orbital Period2.04695560 yr ± 5.18e+00
Physical Parameters
H (abs. magnitude)26.27
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual3.911″
Uncertainty4
Orbit TypeApollo
MOID0.173409 AU
Observations Used38
Oppositions1
Arc Total2021-2021
First Observation Used
Last Observation Used2021-02-20
Observations (38)
Date Type RA Dec Mag Band Observatory
2021-02-18 08:19:04 C 10 18 44.56 +24 52 08.1 V G96
2021-02-18 08:26:28 C 10 18 48.96 +24 55 09.0 V G96
2021-02-18 08:33:51 C 10 18 53.36 +24 58 10.6 V G96
2021-02-18 08:41:14 C 10 18 57.75 +25 01 10.3 V G96
2021-02-18 09:16:44 C 10 19 19.26 +25 15 48.0 V I52
2021-02-18 09:17:33 C 10 19 19.76 +25 16 08.4 V I52
2021-02-18 09:18:22 C 10 19 20.25 +25 16 28.3 V I52
2021-02-18 11:23:14 C 10 20 40.38 +26 08 57.8 V I52
2021-02-18 11:24:19 C 10 20 41.09 +26 09 25.8 V I52
2021-02-18 11:25:24 C 10 20 41.84 +26 09 53.7 V I52
2021-02-18 19:42:46 C 10 28 01.55 +30 03 27.4 V J95
2021-02-18 20:02:22 C 10 28 19.62 +30 13 42.6 V J95
2021-02-18 21:32:17 C 10 29 19.80 +31 02 23.1 V N88
2021-02-18 21:32:42 C 10 29 20.08 +31 02 38.9 V N88
2021-02-18 21:33:08 C 10 29 20.62 +31 02 50.8 V N88
2021-02-18 21:33:33 C 10 29 20.92 +31 03 04.5 V N88
2021-02-18 21:33:55 C 10 29 21.38 +31 03 18.0 V N88
2021-02-19 01:11:12 C 10 33 20.62 +33 03 47.0 V Z99
2021-02-19 01:14:29 C 10 33 24.04 +33 05 40.1 V Z99
2021-02-19 03:14:02 C 10 36 02.28 +34 16 46.0 u H21
2021-02-19 03:16:59 C 10 36 05.66 +34 18 33.4 u H21
2021-02-19 03:19:55 C 10 36 09.06 +34 20 21.4 u H21
2021-02-19 03:22:52 C 10 36 12.45 +34 22 09.4 u H21
2021-02-19 03:46:16 C 10 36 41.87 +34 36 21.4 V H36
2021-02-19 03:53:47 C 10 36 50.66 +34 41 00.4 V H36
2021-02-19 04:47:09 C 10 37 54.06 +35 14 17.0 V H36
2021-02-19 04:54:40 C 10 38 03.10 +35 19 00.9 V H36
2021-02-19 05:26:03 C 10 38 45.45 +35 38 57.3 q 858
2021-02-19 05:30:47 C 10 38 51.27 +35 41 58.2 q 858
2021-02-19 05:35:30 C 10 38 57.09 +35 44 59.3 q 858
2021-02-19 07:38:34 C 10 41 38.47 +37 04 51.2 V 654
2021-02-19 07:44:20 C 10 41 46.10 +37 08 40.7 V 654
2021-02-19 08:38:09 C 10 42 58.52 +37 44 35.8 V 654
2021-02-19 08:43:55 C 10 43 06.44 +37 48 28.9 V 654
2021-02-20 07:00:07 C 11 41 19.41 +55 53 59.7 V I52
2021-02-20 07:01:04 C 11 41 23.39 +55 54 53.8 V I52
2021-02-20 07:02:02 C 11 41 27.65 +55 55 46.6 V I52
2021-02-20 07:02:59 C 11 41 31.70 +55 56 39.7 V I52