2021 ML1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2456197426 ± 8.18e-06
Semi-major axis (a)1.3429025112 AU ± 1.44e-05
Inclination (i)4.06722499° ± 1.07e-04
Long. of Asc. Node (Ω)276.72967406° ± 6.16e-06
Arg. of Perihelion (ω)332.52762498° ± 1.94e-05
Mean Anomaly (M)313.58554936° ± 1.68e-02
Mean Motion (n)0.6333525847°/day ± 1.02e-05
Perihelion dist (q)1.01305914 AU ± 1.55e-05
Aphelion dist (Q)1.67274588 AU ± 2.11e-05
Orbital Period1.55620472 yr ± 2.51e-05
Physical Parameters
H (abs. magnitude)24.87
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.307″
Uncertainty2
Orbit TypeApollo
MOID0.012144 AU
Observations Used84
Oppositions1
Arc Total2021-2021
First Observation Used2021-03-18
Last Observation Used2021-08-04
Observations (84)
Date Type RA Dec Mag Band Observatory
2021-03-18 08:42:03 C 10 10 17.536 -13 53 03.86 V F51
2021-03-18 08:42:58 C 10 10 17.450 -13 53 03.66 V F51
2021-03-18 09:18:28 C 10 10 13.691 -13 53 12.36 V F51
2021-03-18 09:35:18 C 10 10 11.966 -13 53 15.97 V F51
2021-03-18 09:36:13 C 10 10 11.855 -13 53 16.62 V F51
2021-04-07 07:02:06 C 09 31 37.630 -14 46 59.13 V F51
2021-04-07 07:19:05 C 09 31 36.339 -14 46 59.77 V F51
2021-04-07 07:36:06 C 09 31 35.061 -14 46 59.93 V F51
2021-06-26 09:39:11 C 15 43 06.94 -30 42 29.8 V T08
2021-06-26 09:43:50 C 15 43 13.71 -30 41 59.6 V T08
2021-06-26 09:53:08 C 15 43 27.24 -30 40 58.2 V T08
2021-06-26 10:08:25 C 15 43 49.47 -30 39 16.7 V T08
2021-06-26 20:37:50 C 16 00 23.85 -29 34 02.3 V L01
2021-06-26 20:38:42 C 16 00 25.04 -29 33 56.5 V L01
2021-06-26 20:39:33 C 16 00 26.24 -29 33 50.5 V L01
2021-06-26 20:46:19 C 16 00 35.77 -29 33 05.1 V L01
2021-06-26 20:47:28 C 16 00 37.37 -29 32 57.3 V L01
2021-06-26 20:49:45 C 16 00 40.61 -29 32 42.1 V L01
2021-06-26 20:50:54 C 16 00 42.22 -29 32 34.4 V L01
2021-06-26 21:22:17 C 16 01 27.49 -29 28 58.2 V G17
2021-06-26 21:29:43 C 16 01 37.94 -29 28 07.2 V G17
2021-06-26 21:37:08 C 16 01 48.36 -29 27 15.7 V G17
2021-06-26 21:45:01 C 16 01 58.67 -29 26 24.3 V 595
2021-06-26 21:48:20 C 16 02 03.34 -29 26 01.2 V 595
2021-06-26 21:51:38 C 16 02 08.03 -29 25 37.6 V 595
2021-06-26 22:18:40 C 16 02 41.79 -29 15 44.4 V L81
2021-06-26 22:22:45 C 16 02 47.34 -29 15 15.2 V L81
2021-06-26 22:26:48 C 16 02 52.96 -29 14 45.7 V L81
2021-06-26 22:46:08 C 16 03 53.14 -29 12 50.5 X Y00
2021-06-26 22:47:12 C 16 03 54.60 -29 12 43.2 X Y00
2021-06-26 22:48:21 C 16 03 56.18 -29 12 36.0 X Y00
2021-06-27 00:56:19 C 16 07 04.16 -28 56 47.1 u 807
2021-06-27 01:03:00 C 16 07 13.35 -28 56 02.4 u 807
2021-06-27 01:09:48 C 16 07 22.65 -28 55 17.3 u 807
2021-06-27 01:16:52 C 16 07 32.31 -28 54 30.1 u 807
2021-06-27 04:29:01 C 16 12 12.71 -28 38 55.6 V I52
2021-06-27 04:29:23 C 16 12 13.16 -28 38 53.1 V I52
2021-06-27 04:29:44 C 16 12 13.65 -28 38 50.5 V I52
2021-06-27 12:26:35 C 16 23 32.72 -27 34 04.9 t Q63
2021-06-27 12:27:51 C 16 23 34.41 -27 33 55.4 t Q63
2021-06-27 12:29:07 C 16 23 36.03 -27 33 46.5 t Q63
2021-06-27 12:31:20 C 16 23 38.79 -27 33 29.5 t Q63
2021-06-27 18:35:16 C 16 31 56.26 -26 54 42.5 V N51
2021-06-27 18:40:41 C 16 32 03.04 -26 53 59.8 V N51
2021-06-28 01:11:13 C 16 40 47.48 -26 03 46.7 V G40
2021-06-28 01:21:13 C 16 40 59.59 -26 02 26.1 V G40
2021-06-28 01:26:12 C 16 41 05.61 -26 01 45.8 V G40
2021-06-28 07:53:13 C 16 49 15.07 -25 03 19.5 V W88
2021-06-28 07:57:48 C 16 49 20.74 -25 02 40.9 V W88
2021-06-30 21:28:05 C 17 53 43.54 -17 28 09.5 V G17