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
2007-09-11 11:16:42 C 07 42 30.09 +38 39 11.3 r G96
2007-09-11 11:23:52 C 07 42 31.78 +38 39 13.2 r G96
2007-09-11 11:31:00 C 07 42 33.37 +38 39 14.9 r G96
2007-09-11 11:38:08 C 07 42 34.99 +38 39 16.9 r G96
2007-12-06 12:07:53 C 13 07 29.71 +14 18 02.8 r 703
2007-12-06 12:14:11 C 13 07 30.25 +14 17 58.2 r 703
2007-12-06 12:20:31 C 13 07 30.90 +14 17 49.4 r 703
2007-12-06 12:26:48 C 13 07 31.47 +14 17 45.3 r 703
2008-03-10 17:03:41 C 15 01 05.95 -24 27 02.1 r E12
2008-03-10 17:18:10 C 15 01 05.44 -24 27 20.9 r E12
2008-03-10 17:32:08 C 15 01 05.01 -24 27 39.8 r E12
2008-03-15 10:36:03 C 14 56 55.39 -27 00 10.8 19.0 c 704
2008-03-15 10:52:42 C 14 56 54.52 -27 00 33.4 18.9 c 704
2008-03-15 11:13:24 C 14 56 53.52 -27 01 02.3 19.4 c 704
2008-05-03 15:06:32 C 12 30 39.06 -43 51 41.9 r E12
2008-05-03 15:15:59 C 12 30 37.80 -43 51 41.4 r E12
2008-05-03 15:25:27 C 12 30 36.61 -43 51 39.8 r E12
2008-05-03 15:34:54 C 12 30 35.35 -43 51 38.6 r E12
2011-01-30 15:14:01 C 15 27 54.858 -22 47 44.14 L F51
2011-01-30 15:21:58 C 15 27 55.492 -22 47 51.78 L F51
2011-01-30 15:30:53 C 15 27 56.212 -22 48 00.16 L F51
2012-01-18 01:55:42 C 23 13 33.31 +16 56 13.0 r 703
2012-01-18 02:03:26 C 23 13 34.32 +16 56 25.2 r 703
2012-01-18 02:11:17 C 23 13 35.29 +16 56 37.9 r 703
2012-01-18 02:19:11 C 23 13 36.30 +16 56 49.4 r 703
2012-01-19 01:42:22 C 23 16 31.33 +17 33 39.8 r 703
2012-01-19 01:49:47 C 23 16 32.19 +17 33 53.7 r 703
2012-01-19 01:57:07 C 23 16 32.98 +17 34 02.1 r 703
2012-01-19 02:04:27 C 23 16 33.96 +17 34 14.5 r 703
2014-10-22 19:38:21 C 20 15 21.84 -08 02 57.2 q 160
2014-10-22 19:40:21 C 20 15 21.87 -08 02 50.4 q 160
2014-10-22 19:42:21 C 20 15 21.88 -08 02 43.7 q 160
2014-10-24 18:46:04 C 20 16 18.10 -05 17 54.3 q 160
2014-10-24 18:49:01 C 20 16 18.15 -05 17 44.3 q 160
2014-10-24 18:51:56 C 20 16 18.20 -05 17 34.3 q 160
2014-10-24 21:29:21 S 20 16 21.902 -05 08 11.22 L C51
2014-10-25 00:38:45 S 20 16 25.92 -04 57 20.8 L C51
2014-10-25 06:57:35 S 20 16 34.02 -04 35 44.8 L C51
2014-10-25 10:07:01 S 20 16 38.10 -04 24 58.6 L C51
2014-10-25 13:16:26 S 20 16 42.21 -04 14 14.6 L C51
2014-10-25 14:51:14 S 20 16 44.31 -04 08 52.9 L C51
2014-10-25 16:25:51 S 20 16 46.36 -04 03 31.6 L C51
2014-10-25 18:00:39 S 20 16 48.46 -03 58 10.9 L C51
2014-10-25 18:32:40 C 20 16 48.89 -03 56 43.2 q 160
2014-10-25 18:35:40 C 20 16 48.97 -03 56 33.0 q 160
2014-10-25 18:38:40 C 20 16 49.01 -03 56 22.3 q 160
2014-10-25 19:35:16 S 20 16 50.54 -03 52 50.5 L C51
2014-10-25 21:09:53 S 20 16 52.608 -03 47 29.83 L C51
2014-10-25 21:10:04 S 20 16 52.65 -03 47 30.2 L C51
2014-10-25 22:44:41 S 20 16 54.73 -03 42 10.4 L C51