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
2001-12-09 03:00:06 C 21 09 55.61 +31 03 42.1 18.6 c 704
2001-12-10 01:04:40 C 21 11 17.81 +31 41 46.2 d 649
2001-12-10 01:09:10 C 21 11 18.05 +31 41 53.7 d 649
2001-12-10 01:13:41 C 21 11 18.33 +31 42 01.6 d 649
2001-12-24 00:07:18 C 21 34 39.61 +40 47 18.1 c 649
2001-12-24 00:14:43 C 21 34 40.16 +40 47 29.6 c 649
2001-12-24 00:22:11 C 21 34 40.71 +40 47 41.0 c 649
2001-12-28 00:36:05 C 21 42 36.67 +43 16 23.1 c 649
2001-12-28 00:40:32 C 21 42 37.00 +43 16 29.6 c 649
2001-12-28 00:44:59 C 21 42 37.41 +43 16 36.4 c 649
2002-02-13 03:13:34 C 01 38 11.60 +67 44 17.8 c 696
2002-02-13 03:16:12 C 01 38 12.72 +67 44 19.0 c 696
2002-03-12 04:31:26 C 06 01 35.98 +58 58 30.3 c 649
2002-03-12 04:37:18 C 06 01 37.59 +58 58 19.2 c 649
2002-03-12 04:43:11 C 06 01 39.15 +58 58 08.7 c 649
2002-03-21 03:08:32 C 06 51 43.66 +52 13 05.7 19.7 c 704
2002-03-21 03:25:19 C 06 51 47.05 +52 12 32.8 19.2 c 704
2002-03-21 03:42:08 C 06 51 50.24 +52 11 59.9 18.8 c 704
2002-03-21 03:58:58 C 06 51 53.41 +52 11 26.4 19.3 c 704
2004-08-26 01:19:00 C 04 12 40.31 +10 12 43.7 c 097
2004-08-26 01:55:17 C 04 12 45.39 +10 14 13.4 c 097
2004-08-26 10:27:57 C 04 13 59.14 +10 35 25.7 o 699
2004-08-26 10:39:40 C 04 14 00.81 +10 35 55.7 o 699
2004-08-26 10:51:20 C 04 14 02.44 +10 36 24.7 o 699
2004-08-26 11:03:02 C 04 14 04.10 +10 36 53.9 o 699
2004-09-02 14:43:34 C 04 40 34.00 +18 10 42.9 o 568
2004-09-02 14:47:55 C 04 40 34.72 +18 10 55.2 o 568
2004-09-10 09:49:01 C 05 14 39.98 +27 09 16.0 19.3 c 704
2004-09-10 10:05:55 C 05 14 43.28 +27 10 06.6 19.9 c 704
2004-09-10 10:22:43 C 05 14 46.55 +27 10 55.6 19.9 c 704
2004-09-10 10:56:27 C 05 14 53.12 +27 12 37.4 19.3 c 704
2004-09-13 09:36:36 C 05 29 36.41 +30 40 43.0 18.8 c 704
2004-09-13 10:09:45 C 05 29 43.42 +30 42 21.9 19.1 c 704
2004-09-13 10:42:54 C 05 29 50.47 +30 43 59.7 18.8 c 704
2004-09-15 00:21:15 C 05 38 09.71 +32 34 03.8 o 084
2004-09-18 10:08:31 C 05 57 29.65 +36 29 14.2 19.3 c 704
2004-09-18 10:25:26 C 05 57 33.79 +36 30 02.5 19.6 c 704
2004-09-18 10:42:20 C 05 57 37.91 +36 30 50.6 20.1 c 704
2004-09-18 10:59:14 C 05 57 41.93 +36 31 38.8 20.0 c 704
2004-09-18 11:16:09 C 05 57 45.92 +36 32 26.1 20.1 c 704
2004-09-19 23:42:35 C 06 06 58.27 +38 13 44.8 o 084
2004-10-02 10:12:24 C 07 36 34.31 +49 42 15.9 o 699
2004-10-02 10:32:33 C 07 36 41.09 +49 42 52.6 o 699
2004-10-02 10:52:40 C 07 36 47.86 +49 43 27.5 o 699
2004-10-02 11:12:49 C 07 36 54.48 +49 44 04.3 o 699
2004-10-12 10:58:44 C 09 01 44.75 +54 28 57.7 19.1 c 704
2004-10-12 11:14:51 C 09 01 50.51 +54 29 09.6 18.9 c 704
2004-10-12 11:30:52 C 09 01 56.01 +54 29 20.0 18.7 c 704
2004-12-31 04:20:22 C 14 10 59.19 +36 49 15.6 r 170
2004-12-31 04:21:59 C 14 10 59.27 +36 49 14.8 r 170