2021 YN

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6938816409 ± 1.40e-07
Semi-major axis (a)1.6503830492 AU ± 6.58e-08
Inclination (i)6.97697187° ± 8.79e-06
Long. of Asc. Node (Ω)91.44910106° ± 1.72e-05
Arg. of Perihelion (ω)127.29594492° ± 2.08e-05
Mean Anomaly (M)268.15895454° ± 3.64e-05
Mean Motion (n)0.4648738794°/day ± 2.78e-08
Perihelion dist (q)0.50521255 AU ± 2.32e-07
Aphelion dist (Q)2.79555355 AU ± 2.56e-07
Orbital Period2.12020147 yr ± 1.27e-07
Physical Parameters
H (abs. magnitude)21.02
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.166″
Uncertainty0
Orbit TypeApollo
MOID0.052983 AU
Observations Used164
Oppositions2
Arc Total2021-2024
First Observation Used2021-12-07
Last Observation Used2024-01-01
Observations (174)
Date Type RA Dec Mag Band Observatory
2022-01-03 00:00:41 C 07 28 29.42 +29 33 09.4 V Z99
2022-01-03 04:53:54 C 07 27 48.73 +29 43 13.3 V 033
2022-01-03 04:54:19 C 07 27 48.68 +29 43 14.2 V 033
2022-01-03 04:54:43 C 07 27 48.62 +29 43 15.1 V 033
2022-01-03 04:55:11 C 07 27 48.56 +29 43 16.0 V 033
2022-01-04 06:38:46 C 07 24 09.87 +30 40 40.2 V I52
2022-01-04 06:42:12 C 07 24 09.31 +30 40 48.3 V I52
2022-01-04 06:48:31 C 07 24 08.28 +30 41 03.3 V I52
2022-01-04 06:54:50 C 07 24 07.23 +30 41 18.0 V I52
2022-01-04 07:21:09 C 07 24 02.86 +30 42 20.2 V G96
2022-01-04 07:28:45 C 07 24 01.60 +30 42 38.0 V G96
2022-01-04 07:36:20 C 07 24 00.35 +30 42 55.7 V G96
2022-01-04 07:43:56 C 07 23 59.08 +30 43 13.7 V G96
2022-01-06 07:49:30 C 07 15 27.030 +32 48 10.91 U F52
2022-01-06 08:46:21 C 07 15 14.675 +32 50 57.70 U F52
2022-01-06 09:03:34 C 07 15 10.898 +32 51 48.11 U F52
2022-01-06 17:47:32 C 07 13 20.95 +33 16 52.2 V A17
2022-01-06 17:57:46 C 07 13 18.69 +33 17 23.6 V A17
2022-01-06 18:08:00 C 07 13 16.48 +33 17 54.9 V A17
2022-01-06 22:15:00 C 07 12 20.24 +33 30 35.5 X K87
2022-01-06 22:19:51 C 07 12 19.14 +33 30 50.8 X K87
2022-01-06 22:24:42 C 07 12 17.97 +33 31 05.8 X K87
2022-01-07 06:29:30 C 07 10 26.75 +33 56 28.0 V I52
2022-01-07 06:37:56 C 07 10 24.64 +33 56 54.9 V I52
2022-01-07 06:40:33 C 07 10 23.99 +33 57 03.3 V I52
2022-01-07 06:48:34 C 07 10 21.97 +33 57 28.9 V I52
2022-01-07 20:41:41 C 07 06 56.87 +34 42 37.6 o K88
2022-01-07 20:42:24 C 07 06 56.68 +34 42 40.0 o K88
2022-01-07 20:43:07 C 07 06 56.50 +34 42 42.2 o K88
2022-01-07 20:50:34 C 07 06 54.48 +34 43 07.9 o K88
2022-01-07 20:51:16 C 07 06 54.29 +34 43 10.3 o K88
2022-01-07 20:51:58 C 07 06 54.12 +34 43 12.7 o K88
2022-01-08 07:11:40 C 07 04 06.98 +35 19 07.6 V I52
2022-01-08 07:13:23 C 07 04 06.47 +35 19 13.7 V I52
2022-01-08 07:15:07 C 07 04 05.97 +35 19 19.8 V I52
2022-01-08 07:21:09 C 07 04 04.20 +35 19 41.2 V I52
2022-01-08 10:39:52 C 07 03 08.09 +35 31 38.9 V T05
2022-01-08 10:44:30 C 07 03 06.70 +35 31 56.1 V T05
2022-01-08 10:53:45 C 07 03 03.91 +35 32 28.8 V T05
2022-01-08 11:21:47 C 07 02 55.46 +35 34 08.5 V T05
2022-01-09 04:19:26 C 06 57 51.13 +36 37 16.7 V I52
2022-01-09 04:22:06 C 06 57 50.23 +36 37 27.3 V I52
2022-01-09 04:22:20 C 06 57 50.16 +36 37 28.3 V I52
2022-01-09 04:25:48 C 06 57 49.01 +36 37 41.8 V I52
2022-01-09 10:48:43 C 06 55 39.81 +37 03 08.0 V T05
2022-01-09 10:53:21 C 06 55 38.17 +37 03 26.4 V T05
2022-01-09 11:19:06 C 06 55 29.03 +37 05 08.1 V T05
2022-01-10 03:52:52 C 06 49 36.46 +38 13 41.2 V I52
2022-01-10 03:53:07 C 06 49 36.37 +38 13 42.3 V I52
2022-01-10 03:54:28 C 06 49 35.83 +38 13 48.3 V I52