2020 YA4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3213888908
Semi-major axis (a)1.4295098703 AU
Inclination (i)4.19969529°
Long. of Asc. Node (Ω)88.99655148°
Arg. of Perihelion (ω)343.50921149°
Mean Anomaly (M)324.43715460°
Mean Motion (n)0.5766547800°/day
Perihelion dist (q)0.96995230 AU
Aphelion dist (Q)1.88910010 AU
Orbital Period1.70918150 yr
Physical Parameters
H (abs. magnitude)26.58
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.977″
Uncertainty
Orbit TypeApollo
MOID0.003111 AU
Observations Used36
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-01-04
Observations (36)
Date Type RA Dec Mag Band Observatory
2020-12-23 12:07:16 C 12 22 28.31 +16 48 56.9 V G96
2020-12-23 12:15:22 C 12 22 22.49 +16 50 26.1 V G96
2020-12-23 12:23:28 C 12 22 16.50 +16 51 56.7 V G96
2020-12-23 12:31:33 C 12 22 10.60 +16 53 25.4 V G96
2020-12-23 12:57:49 C 12 21 51.25 +16 58 13.3 V V06
2020-12-23 12:58:59 C 12 21 50.39 +16 58 25.9 V V06
2020-12-23 13:00:09 C 12 21 49.53 +16 58 38.9 V V06
2020-12-23 13:01:21 C 12 21 48.65 +16 58 51.7 V V06
2020-12-24 11:23:32 C 12 10 30.38 +20 23 43.1 V G96
2020-12-24 11:24:07 C 12 10 30.02 +20 23 47.5 V G96
2020-12-24 11:24:42 C 12 10 29.76 +20 23 52.3 V G96
2020-12-24 11:25:17 C 12 10 29.36 +20 23 57.1 V G96
2020-12-25 02:31:06 C 12 04 16.66 +22 07 54.8 V J95
2020-12-25 02:42:52 C 12 04 11.52 +22 09 14.6 V J95
2020-12-25 02:55:10 C 12 04 06.10 +22 10 37.3 V J95
2020-12-25 03:07:32 C 12 04 00.54 +22 11 59.7 V J95
2020-12-25 10:23:28 C 12 01 18.98 +22 57 52.9 q H36
2020-12-25 10:36:14 C 12 01 13.23 +22 59 09.6 q H36
2020-12-25 10:48:55 C 12 01 07.59 +23 00 26.2 q H36
2020-12-26 10:20:23 C 11 53 51.84 +24 59 49.7 V G96
2020-12-26 10:27:50 C 11 53 49.16 +25 00 25.2 V G96
2020-12-26 10:35:18 C 11 53 46.44 +25 01 00.7 V G96
2020-12-26 10:42:45 C 11 53 43.70 +25 01 36.4 V G96
2020-12-26 12:32:37 C 11 53 02.71 +25 09 57.2 V I52
2020-12-26 12:35:02 C 11 53 01.81 +25 10 08.5 V I52
2020-12-26 12:37:27 C 11 53 00.91 +25 10 18.4 V I52
2020-12-27 10:03:47 C 11 47 48.80 +26 32 58.6 V I52
2020-12-27 10:08:37 C 11 47 47.41 +26 33 17.2 V I52
2020-12-27 10:24:02 C 11 47 42.65 +26 34 16.1 V I52
2020-12-27 10:28:25 C 11 47 41.33 +26 34 32.8 V I52
2020-12-27 10:32:25 C 11 47 40.10 +26 34 48.1 V G96
2020-12-27 10:32:48 C 11 47 39.96 +26 34 48.5 V I52
2020-12-27 10:47:01 C 11 47 35.56 +26 35 43.3 V G96
2020-12-27 10:54:19 C 11 47 33.28 +26 36 09.4 V G96
2021-01-04 13:03:40 C 11 20 45.86 +32 25 29.7 V 695
2021-01-04 13:13:03 C 11 20 44.51 +32 25 36.9 V 695