2021 PY40

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4424173703 ± 2.16e-08
Semi-major axis (a)1.5371537367 AU ± 2.64e-08
Inclination (i)10.42696076° ± 7.37e-06
Long. of Asc. Node (Ω)171.81399373° ± 5.25e-06
Arg. of Perihelion (ω)256.54527431° ± 1.09e-05
Mean Anomaly (M)36.40026008° ± 1.97e-05
Mean Motion (n)0.5171735654°/day ± 1.33e-08
Perihelion dist (q)0.85709022 AU ± 3.63e-08
Aphelion dist (Q)2.21721725 AU ± 5.05e-08
Orbital Period1.90579401 yr ± 4.91e-08
Physical Parameters
H (abs. magnitude)20.96
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.258″
Uncertainty0
Orbit TypeApollo
MOID0.050164 AU
Observations Used278
Oppositions1
Arc Total2019-2022
First Observation Used2019-06-25
Last Observation Used2022-04-03
Observations (290)
Date Type RA Dec Mag Band Observatory
2021-08-30 09:30:14 C 22 24 33.47 +04 36 58.8 V T08
2021-08-30 10:09:59 C 22 24 31.39 +04 36 15.0 V T08
2021-08-31 09:02:37 C 22 23 33.338 +04 09 58.86 U F52
2021-08-31 09:09:31 C 22 23 32.93 +04 09 51.2 V T08
2021-08-31 09:12:12 C 22 23 32.79 +04 09 48.6 V T08
2021-08-31 09:21:10 C 22 23 32.341 +04 09 36.84 U F52
2021-08-31 09:23:03 C 22 23 32.21 +04 09 35.2 V T08
2021-08-31 09:34:19 C 22 23 31.60 +04 09 21.9 V T08
2021-08-31 09:39:43 C 22 23 31.340 +04 09 14.76 U F52
2021-08-31 09:58:24 C 22 23 30.331 +04 08 52.53 U F52
2021-08-31 14:42:47 C 22 23 18.24 +04 03 03.2 q D29
2021-08-31 15:03:09 C 22 23 17.17 +04 02 38.6 q D29
2021-08-31 15:23:30 C 22 23 16.08 +04 02 13.8 q D29
2021-08-31 21:57:31 C 22 22 58.69 +03 54 03.8 V K38
2021-08-31 22:17:48 C 22 22 57.65 +03 53 38.7 V K38
2021-08-31 22:36:03 C 22 22 56.68 +03 53 15.9 V K38
2021-09-02 20:51:31 C 22 20 45.68 +02 51 29.2 V B67
2021-09-02 20:59:20 C 22 20 45.24 +02 51 18.0 V B67
2021-09-02 21:07:07 C 22 20 44.80 +02 51 06.9 V B67
2021-09-03 07:10:11 C 22 20 13.43 +02 36 37.2 V 703
2021-09-03 07:17:20 C 22 20 13.04 +02 36 26.2 V 703
2021-09-03 07:24:28 C 22 20 12.57 +02 36 16.6 V 703
2021-09-03 07:33:18 C 22 20 12.04 +02 36 03.1 V 703
2021-09-03 09:11:30 C 22 20 07.89 +02 33 45.6 V T08
2021-09-03 09:14:49 C 22 20 07.67 +02 33 40.8 V T08
2021-09-03 09:19:27 C 22 20 07.39 +02 33 33.8 V T08
2021-09-03 09:26:46 C 22 20 06.94 +02 33 23.1 V T08
2021-09-03 13:21:28 C 22 19 53.67 +02 28 09.9 q E94
2021-09-03 13:32:09 C 22 19 53.03 +02 27 53.7 q E94
2021-09-03 13:42:54 C 22 19 52.37 +02 27 37.3 q E94
2021-09-03 13:53:59 C 22 19 51.70 +02 27 21.1 q E94
2021-09-03 21:30:38 C 22 19 29.84 +02 14 47.4 V A17
2021-09-03 21:31:24 C 22 19 29.47 +02 14 46.9 V K88
2021-09-03 21:34:14 C 22 19 29.33 +02 14 42.7 V K88
2021-09-03 21:51:07 C 22 19 28.62 +02 14 15.8 V A17
2021-09-03 22:04:46 C 22 19 27.81 +02 13 54.7 V A17
2021-09-04 23:42:01 C 22 18 04.62 +01 32 41.4 V Z80
2021-09-04 23:49:37 C 22 18 04.19 +01 32 29.4 V Z80
2021-09-04 23:57:22 C 22 18 03.66 +01 32 16.0 V Z80
2021-09-05 03:17:15 C 22 17 53.98 +01 26 49.6 V W16
2021-09-05 03:36:07 C 22 17 52.75 +01 26 17.7 V W16
2021-09-05 03:54:56 C 22 17 51.52 +01 25 46.1 V W16
2021-09-05 09:09:27 C 22 17 33.81 +01 16 58.1 V T05
2021-09-05 09:10:06 C 22 17 33.60 +01 16 57.3 V T05
2021-09-05 09:16:06 C 22 17 33.18 +01 16 47.6 V T05
2021-09-05 09:16:46 C 22 17 33.18 +01 16 46.5 V T05
2021-09-05 09:23:22 C 22 17 32.69 +01 16 34.9 V T05
2021-09-05 22:15:55 C 22 16 48.57 +00 53 47.1 q 157
2021-09-05 22:23:44 C 22 16 48.05 +00 53 33.1 q 157
2021-09-05 22:31:33 C 22 16 47.52 +00 53 19.2 q 157