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
2021-08-29 19:56:32 C 18 50 01.17 -01 32 35.5 X K78
2021-08-29 20:02:09 C 18 50 02.35 -01 32 56.1 X 958
2021-08-29 20:03:21 C 18 50 01.83 -01 32 58.1 Z L74
2021-08-29 20:20:52 C 18 50 04.34 -01 34 03.9 X K78
2021-08-29 20:29:37 C 18 50 05.53 -01 34 37.0 V 203
2021-08-29 20:40:56 C 18 50 06.98 -01 35 18.8 V 203
2021-08-29 20:45:29 C 18 50 07.52 -01 35 34.1 X K78
2021-08-30 04:22:12 C 18 51 11.98 -02 03 31.1 q 734
2021-08-30 04:33:36 C 18 51 14.65 -02 04 13.3 V G58
2021-08-30 04:37:48 C 18 51 15.20 -02 04 28.6 V G58
2021-08-30 04:41:16 C 18 51 14.50 -02 04 42.5 q 734
2021-08-30 04:42:22 C 18 51 15.81 -02 04 45.5 V G58
2021-09-04 19:18:38 C 19 14 20.48 -11 17 03.8 V 033
2021-09-04 19:19:27 C 19 14 20.66 -11 17 06.6 V 033
2021-09-04 19:20:16 C 19 14 20.79 -11 17 10.9 V 033
2021-09-04 23:58:31 C 19 15 18.04 -11 36 45.7 u 807
2021-09-05 00:03:05 C 19 15 18.90 -11 37 06.3 u 807
2021-09-05 00:07:41 C 19 15 19.78 -11 37 26.9 u 807
2021-09-05 19:11:19 C 19 19 18.04 -13 04 57.5 V 033
2021-09-05 19:11:44 C 19 19 18.13 -13 04 59.4 V 033
2021-09-05 19:12:08 C 19 19 18.21 -13 05 01.3 V 033
2021-09-05 19:12:46 C 19 19 18.34 -13 05 04.1 V 033
2021-09-05 23:49:35 C 19 20 18.70 -13 25 00.5 u 807
2021-09-05 23:51:55 C 19 20 19.17 -13 25 11.3 u 807
2021-09-05 23:54:10 C 19 20 19.62 -13 25 21.7 u 807
2021-09-06 23:32:47 C 19 25 35.14 -15 14 51.8 u 807
2021-09-06 23:37:24 C 19 25 36.12 -15 15 13.6 u 807
2021-09-06 23:42:00 C 19 25 37.11 -15 15 35.3 u 807
2021-09-14 00:16:28 C 20 12 08.16 -28 35 53.6 u 807
2021-09-14 00:21:15 C 20 12 09.63 -28 36 15.7 u 807
2021-09-14 00:25:47 C 20 12 11.02 -28 36 36.8 u 807
2021-09-15 00:34:18 C 20 20 11.94 -30 26 18.5 u 807
2021-09-15 00:40:03 C 20 20 13.80 -30 26 44.5 u 807
2021-09-15 00:45:38 C 20 20 15.59 -30 27 09.5 u 807
2021-09-15 02:49:46 C 20 20 58.41 -30 37 17.2 o 691
2021-09-15 03:00:47 C 20 21 01.93 -30 38 06.9 o 691
2021-09-15 03:11:48 C 20 21 05.49 -30 38 56.8 o 691
2021-09-18 11:12:21 C 20 50 00.03 -36 12 39.9 V 474
2021-09-18 11:14:25 C 20 50 00.75 -36 12 47.8 V 474
2021-09-18 11:15:27 C 20 50 01.13 -36 12 52.0 V 474
2021-09-18 11:17:32 C 20 50 01.89 -36 12 59.6 V 474
2021-09-24 00:47:51 C 21 44 05.69 -43 18 35.9 u 807
2021-09-24 00:52:21 C 21 44 07.51 -43 18 47.2 u 807
2021-09-24 00:56:55 C 21 44 09.32 -43 18 58.6 u 807
2021-09-24 09:54:23 C 21 47 53.30 -43 40 26.1 V R65
2021-09-24 10:07:03 C 21 47 58.41 -43 40 56.4 V R65
2021-09-24 10:20:17 C 21 48 03.75 -43 41 26.7 V R65
2021-09-26 01:03:02 C 22 04 19.17 -45 04 52.3 u 807
2021-09-26 01:07:38 C 22 04 21.02 -45 05 01.6 u 807
2021-09-26 01:12:14 C 22 04 22.84 -45 05 11.0 u 807