2021 TN22

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS

Orbital Elements

Epoch (TDB)	2025-11-21 (JD 2461000.5)
Eccentricity (e)	0.3208172285 ± 2.66e-05
Semi-major axis (a)	1.8831925828 AU ± 8.73e-05
Inclination (i)	2.62764877° ± 8.55e-05
Long. of Asc. Node (Ω)	38.62922367° ± 5.48e-04
Arg. of Perihelion (ω)	324.33829545° ± 2.80e-03
Mean Anomaly (M)	222.02877106° ± 3.96e-02
Mean Motion (n)	0.3813907658°/day ± 2.65e-05
Perihelion dist (q)	1.27903196 AU ± 7.76e-05
Aphelion dist (Q)	2.48735321 AU ± 1.26e-04
Orbital Period	2.58429509 yr ± 1.80e-04

Physical Parameters

H (abs. magnitude)	23.65
G (slope)	0.15

Orbit Solution

Source	IAA
Solution Date	2026-06-02
RMS Residual	0.116″
Uncertainty	2
Orbit Type	Amor
MOID	0.276070 AU
Observations Used	17
Oppositions	1
Arc Total	2021-2021
First Observation Used	2021-09-10
Last Observation Used	2021-10-13

Observations (17)

Date	Type	RA	Dec	Mag	Band	Observatory
2021-09-10 14:10:46	C	02 02 57.589	+05 45 04.25	–	V	F51
2021-09-10 14:24:09	C	02 02 58.220	+05 45 10.34	–	V	F51
2021-09-10 14:37:36	C	02 02 58.881	+05 45 16.32	–	V	F51
2021-09-10 14:50:58	C	02 02 59.531	+05 45 22.52	–	V	F51
2021-10-04 09:48:37	C	02 19 26.412	+09 37 41.87	–	U	F52
2021-10-04 10:05:56	C	02 19 26.330	+09 37 48.31	–	U	F52
2021-10-04 10:40:54	C	02 19 26.154	+09 38 00.82	–	U	F52
2021-10-07 08:50:13	C	02 19 24.029	+10 02 13.99	–	V	F51
2021-10-07 09:07:15	C	02 19 23.864	+10 02 19.68	–	V	F51
2021-10-07 09:43:07	C	02 19 23.522	+10 02 32.15	–	V	F51
2021-10-08 08:38:16	C	02 19 17.762	+10 10 14.17	–	V	568
2021-10-08 08:39:47	C	02 19 17.742	+10 10 14.62	–	V	568
2021-10-08 08:41:13	C	02 19 17.725	+10 10 15.12	–	V	568
2021-10-13 12:16:11	C	02 18 05.629	+10 50 03.25	–	V	F52
2021-10-13 12:33:38	C	02 18 05.269	+10 50 08.44	–	V	F52
2021-10-13 12:51:10	C	02 18 04.898	+10 50 13.66	–	V	F52
2021-10-13 13:08:40	C	02 18 04.535	+10 50 18.88	–	V	F52