2021 PO41

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4601045529 ± 3.80e-08
Semi-major axis (a)2.3934150685 AU ± 1.03e-08
Inclination (i)29.53552715° ± 7.18e-06
Long. of Asc. Node (Ω)354.01207732° ± 2.52e-06
Arg. of Perihelion (ω)31.70097554° ± 1.72e-05
Mean Anomaly (M)34.22310503° ± 5.96e-06
Mean Motion (n)0.2661860212°/day ± 1.72e-09
Perihelion dist (q)1.29219390 AU ± 9.12e-08
Aphelion dist (Q)3.49463624 AU ± 9.22e-08
Orbital Period3.70277252 yr ± 2.40e-08
Physical Parameters
H (abs. magnitude)18.84
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.223″
Uncertainty0
Orbit TypeAmor
MOID0.331945 AU
Observations Used355
Oppositions11
Arc Total2010-2025
First Observation Used2010-09-12
Last Observation Used2025-11-03
Observations (392)
Date Type RA Dec Mag Band Observatory
2021-10-11 09:27:43 C 21 59 48.047 +14 55 48.03 U F51
2021-10-11 09:44:29 C 21 59 46.629 +14 56 25.72 U F51
2021-10-11 20:03:19 C 21 58 58.89 +15 19 30.1 V 160
2021-10-11 20:07:17 C 21 58 58.61 +15 19 39.0 V 160
2021-10-11 20:11:15 C 21 58 58.19 +15 19 47.3 V 160
2021-10-13 01:08:11 C 21 56 48.00 +16 23 31.9 u H21
2021-10-13 01:12:12 C 21 56 47.69 +16 23 40.5 u H21
2021-10-13 01:16:14 C 21 56 47.36 +16 23 49.2 u H21
2021-10-13 01:19:35 C 21 56 47.09 +16 23 56.7 u H21
2021-10-13 05:32:36 C 21 56 28.14 +16 33 04.5 V U68
2021-10-13 05:38:12 C 21 56 27.71 +16 33 16.4 V U68
2021-10-13 06:06:49 C 21 56 25.49 +16 34 18.4 V U68
2021-10-13 06:12:25 C 21 56 25.09 +16 34 30.0 V U68
2021-10-14 07:03:38 C 21 54 41.49 +17 27 26.0 V T08
2021-10-14 07:17:01 C 21 54 40.49 +17 27 54.1 V T08
2021-10-14 07:21:51 C 21 54 40.12 +17 28 04.0 V T08
2021-10-14 07:36:00 C 21 54 39.10 +17 28 33.5 V T08
2021-10-14 08:16:59 C 21 54 36.108 +17 29 58.70 U F52
2021-10-14 08:52:07 C 21 54 33.551 +17 31 11.87 U F52
2021-10-14 09:09:32 C 21 54 32.295 +17 31 47.93 U F52
2021-10-16 04:55:48 C 21 51 45.66 +19 01 04.2 V G96
2021-10-16 05:04:01 C 21 51 45.11 +19 01 21.0 V G96
2021-10-16 05:12:12 C 21 51 44.56 +19 01 37.1 V G96
2021-10-16 05:20:27 C 21 51 44.01 +19 01 53.1 V G96
2021-10-16 19:17:32 C 21 50 55.51 +19 29 20.0 V K87
2021-10-16 19:27:02 C 21 50 54.98 +19 29 39.6 V K87
2021-10-16 19:36:29 C 21 50 54.43 +19 29 57.7 V K87
2021-10-18 01:19:40 C 21 49 16.41 +20 27 13.5 u H21
2021-10-18 01:24:54 C 21 49 16.13 +20 27 23.3 u H21
2021-10-18 01:28:56 C 21 49 15.87 +20 27 30.9 u H21
2021-10-18 01:32:58 C 21 49 15.64 +20 27 38.4 u H21
2021-10-18 01:38:20 C 21 49 15.33 +20 27 48.6 u H21
2021-10-18 07:36:07 C 21 48 56.242 +20 39 09.31 U F52
2021-10-18 07:53:34 C 21 48 55.244 +20 39 41.96 U F52
2021-10-18 08:11:06 C 21 48 54.251 +20 40 14.64 U F52
2021-10-18 08:28:37 C 21 48 53.246 +20 40 47.37 U F52
2021-10-21 18:56:57 C 21 45 12.39 +23 08 21.4 Z C95
2021-10-21 19:10:29 C 21 45 11.79 +23 08 44.5 Z C95
2021-10-22 07:09:40 C 21 44 44.57 +23 29 11.2 V T08
2021-10-22 07:14:18 C 21 44 44.42 +23 29 17.7 V T08
2021-10-22 07:22:11 C 21 44 44.09 +23 29 32.2 V T08
2021-10-22 07:36:52 C 21 44 43.40 +23 29 56.3 V T08
2021-10-23 10:37:07 C 21 43 48.49 +24 14 37.8 r P93
2021-10-23 10:38:27 C 21 43 48.44 +24 14 40.1 r P93
2021-10-23 10:39:47 C 21 43 48.45 +24 14 41.8 r P93
2021-10-23 10:41:07 C 21 43 48.37 +24 14 44.2 r P93
2021-10-28 07:31:04 C 21 41 03.08 +27 13 37.8 V T05
2021-10-28 07:35:44 C 21 41 03.03 +27 13 44.9 V T05
2021-10-28 07:43:40 C 21 41 02.85 +27 13 55.5 V T05
2021-10-28 08:08:57 C 21 41 02.34 +27 14 31.5 V T05