172034 (2001 WR1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2025294383 ± 1.51e-08
Semi-major axis (a)1.2772500921 AU ± 9.37e-10
Inclination (i)25.02781120° ± 5.81e-06
Long. of Asc. Node (Ω)6.50035320° ± 4.48e-06
Arg. of Perihelion (ω)48.56473348° ± 1.05e-05
Mean Anomaly (M)215.91038736° ± 1.06e-05
Mean Motion (n)0.6828076248°/day ± 7.52e-10
Perihelion dist (q)1.01856935 AU ± 1.93e-08
Aphelion dist (Q)1.53593084 AU ± 1.93e-08
Orbital Period1.44349045 yr ± 1.59e-09
Physical Parameters
H (abs. magnitude)17.84
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.419″
Uncertainty0
Orbit TypeAmor
MOID0.073811 AU
Observations Used843
Gaia Obs Used23
Oppositions20
Arc Total1953-2017
First Observation Used1953-02-14
Last Observation Used2024-07-12
Observations (1036)
Date Type RA Dec Mag Band Observatory
2021-04-27 10:34:04 s 1 -169742.86 3 +40027.466 3230.0 C57
2021-04-27 10:44:04 S 13 06 44.273 -46 48 32.87 V C57
2021-04-27 10:44:04 s 1 -169368.32 6 +39093.684 3920.0 C57
2021-04-27 13:54:04 S 13 06 09.624 -46 49 05.74 V C57
2021-04-27 13:54:04 s 1 -161386.68 8 +21177.372 6600.0 C57
2021-04-27 14:24:04 S 13 06 04.586 -46 49 08.47 V C57
2021-04-27 14:24:04 s 1 -159966.92 7 +18322.784 5930.0 C57
2021-04-27 18:14:04 S 13 05 23.141 -46 49 45.80 V C57
2021-04-27 18:14:04 s 1 -147456.24 5 - 3686.195 9850.0 C57
2021-04-27 18:24:04 S 13 05 21.053 -46 49 41.56 V C57
2021-04-27 18:24:04 s 1 -146842.26 6 - 4644.633 350.0 C57
2021-04-27 18:34:04 S 13 05 19.418 -46 49 39.29 V C57
2021-04-27 18:34:04 s 1 -146222.06 0 - 5602.886 7650.0 C57
2021-04-27 19:04:04 S 13 05 14.014 -46 49 48.11 V C57
2021-04-27 19:04:04 s 1 -144323.60 0 - 8476.089 9340.0 C57
2021-04-27 19:24:04 S 13 05 10.541 -46 49 45.59 V C57
2021-04-27 19:24:04 s 1 -143025.92 8 -10389.805 2600.0 C57
2021-04-27 19:44:04 S 13 05 06.547 -46 49 54.59 V C57
2021-04-27 19:44:04 s 1 -141702.16 4 -12301.668 620.0 C57
2021-04-30 22:07:44 C 12 53 41.97 -46 54 20.6 o K95
2021-04-30 22:28:58 C 12 53 38.78 -46 54 21.3 o K95
2021-05-03 08:16:25 C 12 45 24.29 -46 55 05.8 V T05
2021-05-03 08:39:34 C 12 45 20.99 -46 55 05.0 V T05
2021-05-03 08:49:31 C 12 45 19.50 -46 55 04.5 V T05
2021-05-03 08:50:10 C 12 45 19.37 -46 55 05.4 V T05
2021-05-21 06:54:05 C 12 03 28.64 -45 11 16.0 V T08
2021-05-21 07:00:04 C 12 03 28.19 -45 11 13.1 V T08
2021-05-21 07:11:22 C 12 03 27.57 -45 11 09.1 V T08
2021-05-21 07:25:59 C 12 03 26.70 -45 11 03.6 V T08
2022-03-08 02:26:33 C 01 18 34.87 +24 50 47.2 V G96
2022-03-08 02:32:49 C 01 18 35.90 +24 50 54.9 V G96
2022-03-08 02:39:03 C 01 18 36.95 +24 51 02.2 V G96
2022-03-08 02:45:20 C 01 18 37.90 +24 51 10.5 V G96
2024-07-12 21:41:20 B 13 16 27.872 -70 11 11.58 Z Y05
2024-07-12 22:02:28 B 13 16 29.104 -70 10 57.19 Z Y05
2024-07-12 22:23:37 B 13 16 30.412 -70 10 43.53 Z Y05