2021 PT16

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS

Orbital Elements

Epoch (TDB)	2025-11-21 (JD 2461000.5)
Eccentricity (e)	0.5051655785 ± 9.42e-05
Semi-major axis (a)	2.3484657912 AU ± 5.02e-04
Inclination (i)	1.49150098° ± 2.00e-04
Long. of Asc. Node (Ω)	38.66541139° ± 6.67e-04
Arg. of Perihelion (ω)	301.19200594° ± 1.14e-03
Mean Anomaly (M)	62.68985391° ± 1.35e-01
Mean Motion (n)	0.2738646126°/day ± 8.77e-05
Perihelion dist (q)	1.16210171 AU ± 3.32e-04
Aphelion dist (Q)	3.53482987 AU ± 7.87e-04
Orbital Period	3.59895451 yr ± 1.15e-03

Physical Parameters

H (abs. magnitude)	24.70
G (slope)	0.15

Orbit Solution

Source	IAA
Solution Date	2026-06-02
RMS Residual	0.382″
Uncertainty	3
Orbit Type	Amor
MOID	0.153072 AU
Observations Used	17
Oppositions	1
Arc Total	2021-2021
First Observation Used	2021-08-09
Last Observation Used	2021-09-30

Observations (17)

Date	Type	RA	Dec	Mag	Band	Observatory
2021-08-09 11:31:52	C	22 28 33.046	-20 05 38.95	–	U	F51
2021-08-09 11:48:08	C	22 28 35.283	-20 05 28.27	–	U	F51
2021-08-09 12:04:24	C	22 28 37.507	-20 05 17.63	–	U	F51
2021-08-10 12:11:53	C	22 32 16.507	-19 49 18.88	–	V	568
2021-08-10 12:13:18	C	22 32 16.700	-19 49 17.90	–	V	568
2021-08-10 12:14:42	C	22 32 16.891	-19 49 16.92	–	V	568
2021-08-15 11:43:40	C	22 50 48.248	-18 18 08.62	–	V	F51
2021-08-15 12:03:05	C	22 50 50.996	-18 17 52.32	–	V	F51
2021-08-15 12:22:19	C	22 50 53.742	-18 17 35.60	–	V	F51
2021-09-10 09:17:27	C	00 18 40.26	-06 46 00.4	–	o	291
2021-09-10 09:23:55	C	00 18 40.87	-06 45 53.3	–	o	291
2021-09-28 05:25:46	C	00 51 53.15	+00 21 44.9	–	u	H21
2021-09-28 05:33:09	C	00 51 53.47	+00 21 51.1	–	u	H21
2021-09-28 05:35:42	C	00 51 53.57	+00 21 53.4	–	u	H21
2021-09-30 09:56:34	C	00 54 27.301	+01 03 13.35	–	U	F52
2021-09-30 10:13:05	C	00 54 27.881	+01 03 25.89	–	U	F52
2021-09-30 10:29:40	C	00 54 28.448	+01 03 38.49	–	U	F52