2021 PG1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS

Orbital Elements

Epoch (TDB)	2025-11-21 (JD 2461000.5)
Eccentricity (e)	0.7871026806 ± 4.83e-04
Semi-major axis (a)	2.0035986316 AU ± 1.47e-03
Inclination (i)	8.11121940° ± 1.20e-02
Long. of Asc. Node (Ω)	199.60370423° ± 5.95e-02
Arg. of Perihelion (ω)	352.76146461° ± 2.16e-02
Mean Anomaly (M)	216.10209100° ± 6.50e-01
Mean Motion (n)	0.3475331098°/day ± 3.83e-04
Perihelion dist (q)	0.42656078 AU ± 1.02e-03
Aphelion dist (Q)	3.58063649 AU ± 2.80e-03
Orbital Period	2.83606441 yr ± 3.12e-03

Physical Parameters

H (abs. magnitude)	21.27
G (slope)	0.15

Orbit Solution

Source	IAA
Solution Date	2026-06-02
RMS Residual	0.155″
Uncertainty	3
Orbit Type	Apollo
MOID	0.127256 AU
Observations Used	15
Oppositions	1
Arc Total	2021-2021
First Observation Used	2021-07-08
Last Observation Used	2021-08-05

Observations (16)

Date	Type	RA	Dec	Mag	Band	Observatory
2021-07-08 13:08:47	C	23 50 14.147	+15 45 58.83	–	V	F51
2021-07-08 13:25:15	C	23 50 12.483	+15 45 51.90	–	V	F51
2021-08-03 11:03:59	C	22 39 31.086	+08 34 45.04	–	U	F51
2021-08-03 11:20:39	C	22 39 29.025	+08 34 29.78	–	U	F51
2021-08-03 11:37:19	C	22 39 26.980	+08 34 14.63	–	U	F51
2021-08-04 06:36:55	C	22 37 10.87	+08 16 48.0	–	u	H21
2021-08-04 06:45:41	C	22 37 09.80	+08 16 39.7	–	u	H21
2021-08-04 06:54:26	C	22 37 08.73	+08 16 31.8	–	u	H21
2021-08-04 07:03:12	C	22 37 07.68	+08 16 23.7	–	u	H21
2021-08-04 07:29:13	C	22 37 04.80	+08 16 01.0	–	o	291
2021-08-04 07:55:09	C	22 37 01.67	+08 15 37.5	–	o	291
2021-08-04 12:00:01	C	22 36 32.249	+08 11 54.29	–	V	568
2021-08-04 12:01:45	C	22 36 32.037	+08 11 52.70	–	V	568
2021-08-04 12:03:34	C	22 36 31.810	+08 11 50.98	–	V	568
2021-08-05 06:28:22	C	22 34 20.76	+07 54 45.9	–	u	H21
2021-08-05 06:39:11	C	22 34 19.46	+07 54 35.8	–	u	H21