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
2022-01-10 03:54:42 C 06 49 35.74 +38 13 49.3 V I52
2022-01-10 04:24:51 C 06 49 23.78 +38 16 02.4 V 703
2022-01-10 04:32:40 C 06 49 20.67 +38 16 36.7 V 703
2022-01-10 04:40:29 C 06 49 17.52 +38 17 11.1 V 703
2022-01-10 05:03:02 C 06 49 08.53 +38 18 50.1 V G96
2022-01-10 05:10:30 C 06 49 05.53 +38 19 22.9 V G96
2022-01-10 05:17:59 C 06 49 02.52 +38 19 55.9 V G96
2022-01-10 05:25:28 C 06 48 59.50 +38 20 28.7 V G96
2022-01-10 07:06:20 C 06 48 21.823 +38 27 53.67 U F52
2022-01-10 07:20:05 C 06 48 16.217 +38 28 55.27 U F52
2022-01-10 07:33:43 C 06 48 10.650 +38 29 56.18 U F52
2022-01-10 09:27:22 C 06 47 23.46 +38 38 23.6 V T08
2022-01-10 10:16:31 C 06 47 02.77 +38 42 01.8 V T08
2022-01-10 11:02:15 C 06 46 43.46 +38 45 23.3 V T08
2022-01-11 08:08:33 C 06 37 30.78 +40 23 47.6 V T08
2022-01-11 08:13:11 C 06 37 28.44 +40 24 10.3 V T08
2022-01-11 08:34:40 C 06 37 17.68 +40 25 56.7 V T08
2022-01-11 12:58:59 C 06 35 09.88 +40 47 21.9 V D29
2022-01-11 13:19:21 C 06 34 59.41 +40 49 04.7 V D29
2022-01-11 13:39:43 C 06 34 48.86 +40 50 47.6 V D29
2022-01-12 18:14:49 C 06 18 36.90 +43 21 37.2 V L18
2022-01-12 18:18:04 C 06 18 34.69 +43 21 54.8 V L18
2022-01-12 18:21:19 C 06 18 32.66 +43 22 13.9 V L18
2022-01-12 20:33:01 C 06 17 06.00 +43 34 34.8 X K87
2022-01-12 20:35:51 C 06 17 04.20 +43 34 51.0 X K87
2022-01-12 20:38:40 C 06 17 02.30 +43 35 06.9 X K87
2022-01-13 08:20:22 C 06 08 55.63 +44 42 52.4 V T05
2022-01-13 08:24:22 C 06 08 52.57 +44 43 16.3 V T05
2022-01-13 08:28:20 C 06 08 49.54 +44 43 39.7 V T05
2022-01-13 08:37:00 C 06 08 42.95 +44 44 30.7 V T05
2022-01-13 19:48:10 C 06 00 04.95 +45 50 22.1 X K87
2022-01-13 20:00:29 C 05 59 54.72 +45 51 37.4 X K87
2022-01-13 20:12:36 C 05 59 44.51 +45 52 51.3 X K87
2022-01-16 18:28:54 C 04 36 11.49 +52 57 06.4 V 130
2022-01-16 18:32:14 C 04 36 05.91 +52 57 24.2 V 130
2022-01-16 18:35:34 C 04 36 00.27 +52 57 41.7 V 130
2022-01-16 18:38:55 C 04 35 54.65 +52 57 58.9 V 130
2022-01-16 21:37:56 C 04 30 50.34 +53 13 05.5 V J95
2022-01-16 21:44:19 C 04 30 39.29 +53 13 37.2 V J95
2022-01-16 21:51:32 C 04 30 26.82 +53 14 12.8 V J95
2022-01-16 21:57:56 C 04 30 15.72 +53 14 44.1 V J95
2022-01-17 23:34:12 C 03 41 41.92 +54 55 08.0 V W46
2022-01-17 23:40:28 C 03 41 28.57 +54 55 25.3 V W46
2022-01-17 23:46:30 C 03 41 15.76 +54 55 41.2 V W46
2022-01-18 18:26:34 C 03 00 09.60 +55 19 15.5 V K38
2022-01-18 18:38:57 C 02 59 40.74 +55 19 13.4 V K38
2022-01-18 18:53:37 C 02 59 06.59 +55 19 11.1 V K38
2022-01-18 19:05:50 C 02 58 38.09 +55 19 08.1 V K38
2022-01-18 19:17:34 C 02 58 10.73 +55 19 04.7 V K38
2022-01-18 21:20:05 C 02 53 24.11 +55 17 58.4 X L63