2021 TQ1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS

Orbital Elements

Epoch (TDB)	2025-11-21 (JD 2461000.5)
Eccentricity (e)	0.1986417397 ± 1.75e-04
Semi-major axis (a)	0.9726960533 AU ± 5.41e-06
Inclination (i)	1.13366719° ± 1.82e-03
Long. of Asc. Node (Ω)	176.15104758° ± 1.39e-02
Arg. of Perihelion (ω)	310.29665265° ± 8.45e-03
Mean Anomaly (M)	16.71440442° ± 2.84e-02
Mean Motion (n)	1.0274165223°/day ± 8.58e-06
Perihelion dist (q)	0.77947802 AU ± 1.71e-04
Aphelion dist (Q)	1.16591409 AU ± 1.71e-04
Orbital Period	0.95932493 yr ± 8.01e-06

Physical Parameters

H (abs. magnitude)	28.09
G (slope)	0.15

Orbit Solution

Source	IAA
Solution Date	2026-06-02
RMS Residual	0.252″
Uncertainty	2
Orbit Type	Aten
MOID	0.007042 AU
Observations Used	12
Oppositions	1
Arc Total	2021-2021
First Observation Used	2021-10-03
Last Observation Used	2021-10-07

Observations (15)

Date	Type	RA	Dec	Mag	Band	Observatory
2021-10-03 09:25:58	C	01 28 50.463	-01 59 14.83	–	U	F51
2021-10-03 09:49:10	C	01 28 47.260	-02 01 36.08	–	U	F51
2021-10-03 22:53:01	C	01 28 03.87	-03 28 51.8	–	V	L01
2021-10-03 22:56:44	C	01 28 03.36	-03 29 16.7	–	V	L01
2021-10-03 23:00:49	C	01 28 02.83	-03 29 44.6	–	V	L01
2021-10-04 05:09:51	C	01 27 51.79	-04 13 12.7	–	X	858
2021-10-04 05:17:17	C	01 27 50.81	-04 14 08.5	–	X	858
2021-10-04 05:24:38	C	01 27 49.78	-04 15 03.9	–	X	858
2021-10-04 17:15:05	C	01 27 03.66	-05 49 28.6	–	V	N51
2021-10-04 17:33:36	C	01 27 00.66	-05 52 09.8	–	V	N51
2021-10-05 06:25:05	C	01 25 50.68	-07 51 54.8	–	u	H21
2021-10-05 06:29:07	C	01 25 49.91	-07 52 35.4	–	u	H21
2021-10-05 06:34:31	C	01 25 48.86	-07 53 29.3	–	u	H21
2021-10-07 07:11:34	C	01 19 49.06	-19 17 28.0	–	V	703
2021-10-07 07:19:13	C	01 19 46.31	-19 19 57.8	–	V	703