2021 QR1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5140111947 ± 1.37e-05
Semi-major axis (a)2.2612963417 AU ± 6.92e-05
Inclination (i)15.37379082° ± 2.40e-04
Long. of Asc. Node (Ω)161.36693083° ± 9.41e-05
Arg. of Perihelion (ω)183.84030230° ± 3.93e-05
Mean Anomaly (M)83.33322977° ± 2.02e-02
Mean Motion (n)0.2898518362°/day ± 1.33e-05
Perihelion dist (q)1.09896471 AU ± 4.58e-05
Aphelion dist (Q)3.42362798 AU ± 1.09e-04
Orbital Period3.40044864 yr ± 1.56e-04
Physical Parameters
H (abs. magnitude)21.41
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.336″
Uncertainty2
Orbit TypeAmor
MOID0.089368 AU
Observations Used117
Oppositions1
Arc Total2021-2021
First Observation Used2021-08-28
Last Observation Used2021-11-07
Observations (117)
Date Type RA Dec Mag Band Observatory
2021-08-28 07:49:19 C 18 45 10.54 +00 35 34.3 V T05
2021-08-28 07:53:55 C 18 45 11.02 +00 35 19.2 V T05
2021-08-28 07:58:32 C 18 45 11.64 +00 35 02.2 V T05
2021-08-28 08:21:00 C 18 45 14.14 +00 33 46.0 V T05
2021-08-28 19:15:08 C 18 46 40.47 -00 04 19.0 V 587
2021-08-28 19:17:18 C 18 46 40.73 -00 04 26.9 V 587
2021-08-28 19:19:27 C 18 46 40.96 -00 04 34.3 V 587
2021-08-28 19:35:17 C 18 46 42.79 -00 05 28.7 V K83
2021-08-28 19:44:48 C 18 46 43.95 -00 06 01.6 V K83
2021-08-28 19:59:03 C 18 46 45.71 -00 06 52.3 V K83
2021-08-28 20:08:33 C 18 46 46.88 -00 07 25.1 V K83
2021-08-28 20:24:21 C 18 46 49.07 -00 08 19.2 V B74
2021-08-28 20:29:07 C 18 46 49.72 -00 08 36.2 V B74
2021-08-28 20:34:11 C 18 46 50.33 -00 08 54.4 V B74
2021-08-28 21:35:05 C 18 46 57.97 -00 12 34.0 V J95
2021-08-28 21:47:11 C 18 46 59.45 -00 13 15.9 V J95
2021-08-28 21:48:18 C 18 47 01.63 -00 12 22.6 X Y00
2021-08-28 21:51:12 C 18 47 01.97 -00 12 32.4 X Y00
2021-08-28 21:53:15 C 18 46 59.57 -00 13 33.6 V L01
2021-08-28 21:54:06 C 18 47 02.32 -00 12 42.2 X Y00
2021-08-28 21:55:29 C 18 46 59.79 -00 13 42.6 V L01
2021-08-28 21:56:06 C 18 47 00.53 -00 13 47.5 V Z80
2021-08-28 21:57:44 C 18 47 00.05 -00 13 49.9 V L01
2021-08-28 21:59:20 C 18 47 00.94 -00 13 58.8 V J95
2021-08-28 21:59:59 C 18 47 00.37 -00 13 58.2 V L01
2021-08-28 22:02:14 C 18 47 00.64 -00 14 05.7 V L01
2021-08-28 22:16:06 C 18 47 03.03 -00 14 58.3 V Z80
2021-08-28 22:30:00 C 18 47 04.29 -00 15 43.7 V 204
2021-08-28 22:36:06 C 18 47 05.47 -00 16 08.4 V Z80
2021-08-28 22:47:33 C 18 47 06.49 -00 16 45.3 V 204
2021-08-29 01:05:32 C 18 47 27.09 -00 24 44.4 X W34
2021-08-29 01:14:26 C 18 47 28.17 -00 25 15.8 X W34
2021-08-29 01:22:23 C 18 47 29.10 -00 25 43.8 X W34
2021-08-29 01:57:04 C 18 47 33.61 -00 27 50.3 u H21
2021-08-29 02:01:06 C 18 47 34.09 -00 28 04.7 u H21
2021-08-29 02:05:07 C 18 47 34.58 -00 28 18.8 u H21
2021-08-29 02:10:21 C 18 47 35.22 -00 28 37.2 u H21
2021-08-29 03:02:36 C 18 47 40.73 -00 30 43.5 V 807
2021-08-29 03:04:35 C 18 47 40.97 -00 30 50.7 V 807
2021-08-29 03:06:34 C 18 47 41.22 -00 30 57.6 V 807
2021-08-29 19:01:38 C 18 49 53.92 -01 29 15.8 X 595
2021-08-29 19:05:19 C 18 49 54.28 -01 28 31.8 V L81
2021-08-29 19:07:07 C 18 49 54.57 -01 29 36.8 X 595
2021-08-29 19:08:05 C 18 49 54.68 -01 29 35.7 q C82
2021-08-29 19:13:01 C 18 49 55.33 -01 29 55.4 q C82
2021-08-29 19:13:03 C 18 49 55.25 -01 28 59.9 V L81
2021-08-29 19:34:31 C 18 49 58.19 -01 31 15.5 X 595
2021-08-29 19:43:18 C 18 49 59.24 -01 31 44.9 Z L74
2021-08-29 19:50:32 C 18 50 00.84 -01 32 14.6 X 958
2021-08-29 19:56:20 C 18 50 01.60 -01 32 34.2 X 958