2021 QR2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.0658483961 ± 1.99e-04
Semi-major axis (a)1.1829968918 AU ± 4.51e-04
Inclination (i)11.44512365° ± 2.39e-02
Long. of Asc. Node (Ω)334.34222600° ± 1.53e-03
Arg. of Perihelion (ω)279.27400983° ± 5.64e-02
Mean Anomaly (M)178.50556110° ± 7.58e-01
Mean Motion (n)0.7660142888°/day ± 4.38e-04
Perihelion dist (q)1.10509844 AU ± 4.83e-04
Aphelion dist (Q)1.26089534 AU ± 5.36e-04
Orbital Period1.28669438 yr ± 7.36e-04
Physical Parameters
H (abs. magnitude)24.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.157″
Uncertainty3
Orbit TypeAmor
MOID0.142815 AU
Observations Used20
Oppositions1
Arc Total2021-2021
First Observation Used2021-08-30
Last Observation Used2021-09-09
Observations (20)
Date Type RA Dec Mag Band Observatory
2021-08-30 09:05:05 C 22 33 52.269 -04 39 53.79 U F51
2021-08-30 09:22:11 C 22 33 49.500 -04 39 18.09 U F51
2021-08-30 09:39:20 C 22 33 46.752 -04 38 42.34 U F51
2021-08-30 09:56:26 C 22 33 43.953 -04 38 06.29 U F51
2021-08-30 12:46:04 C 22 33 16.630 -04 32 09.92 V F51
2021-08-30 12:46:59 C 22 33 16.491 -04 32 08.11 V F51
2021-08-30 12:51:18 C 22 33 15.815 -04 31 59.11 V F51
2021-08-31 10:23:46 C 22 30 09.955 -03 47 18.36 V F51
2021-08-31 10:37:09 C 22 30 07.828 -03 46 50.94 V F51
2021-08-31 11:04:34 C 22 30 03.489 -03 45 54.56 V F51
2021-08-31 23:31:04 C 22 28 17.12 -03 20 52.3 V 033
2021-08-31 23:36:09 C 22 28 16.35 -03 20 41.7 V 033
2021-08-31 23:41:13 C 22 28 15.59 -03 20 31.4 V 033
2021-09-09 08:03:30 C 22 03 05.571 +02 41 30.37 U F51
2021-09-09 08:20:11 C 22 03 03.592 +02 41 56.53 U F51
2021-09-09 08:36:48 C 22 03 01.585 +02 42 22.63 U F51
2021-09-09 08:53:29 C 22 02 59.579 +02 42 48.61 U F51
2021-09-09 09:26:47 C 22 02 53.68 +02 43 31.8 o 291
2021-09-09 09:39:43 C 22 02 52.20 +02 43 51.6 o 291
2021-09-09 09:52:41 C 22 02 50.74 +02 44 11.8 o 291