1998 WR5

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5134406713 ± 6.51e-07
Semi-major axis (a)2.5742202938 AU ± 3.14e-08
Inclination (i)28.33798528° ± 4.68e-05
Long. of Asc. Node (Ω)256.50505276° ± 3.03e-05
Arg. of Perihelion (ω)118.63665104° ± 1.41e-04
Mean Anomaly (M)201.95342301° ± 4.77e-05
Mean Motion (n)0.2386402589°/day ± 4.36e-09
Perihelion dist (q)1.25251090 AU ± 1.68e-06
Aphelion dist (Q)3.89592969 AU ± 1.68e-06
Orbital Period4.13017606 yr ± 7.55e-08
Physical Parameters
H (abs. magnitude)18.76
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.607″
Uncertainty0
Orbit TypeAmor
MOID0.420927 AU
Observations Used67
Oppositions19
Arc Total1998-2023
First Observation Used1998-11-19
Last Observation Used2023-12-18
Observations (74)
Date Type RA Dec Mag Band Observatory
1998-11-19 07:00:59 C 01 54 16.00 +54 26 05.0 18.9 a 704
1998-11-19 07:32:57 C 01 54 20.02 +54 24 29.8 18.8 a 704
1998-11-19 08:05:16 C 01 54 24.03 +54 22 54.5 19.3 a 704
1998-11-19 08:37:15 C 01 54 27.88 +54 21 22.3 19.6 a 704
1998-11-20 19:41:46 C 01 58 59.37 +52 39 04.7 557
1998-11-20 19:43:37 C 01 58 59.56 +52 38 59.1 557
1998-11-20 19:45:28 C 01 58 59.75 +52 38 53.9 557
1998-11-21 18:37:09 C 02 01 48.11 +51 31 28.3 611
1998-11-21 19:40:40 C 02 01 55.32 +51 28 21.6 611
1998-11-21 19:48:50 C 02 01 56.39 +51 27 56.9 611
1998-11-21 21:24:32 C 02 02 07.40 +51 23 15.2 z 587
1998-11-22 21:17:32 C 02 04 56.06 +50 12 18.6 118
1998-11-22 21:30:42 C 02 04 57.53 +50 11 38.7 118
1998-11-23 03:12:55 C 02 05 37.94 +49 54 41.8 18.7 a 704
1998-11-23 03:27:57 C 02 05 39.76 +49 53 59.9 19.1 a 704
1998-11-23 03:42:53 C 02 05 41.52 +49 53 15.3 18.4 a 704
1998-11-23 04:12:51 C 02 05 44.72 +49 51 44.4 18.4 a 704
1998-11-23 04:53:11 C 02 05 48.76 +49 49 45.7 19.0 a 704
1998-11-23 05:00:38 C 02 05 49.65 +49 49 22.8 18.4 a 704
1998-11-23 05:08:15 C 02 05 50.28 +49 49 00.2 19.3 a 704
1998-11-23 05:23:11 C 02 05 52.09 +49 48 14.7 a 704
1998-11-23 05:30:39 C 02 05 52.80 +49 47 52.1 18.9 a 704
1998-11-23 05:38:16 C 02 05 53.67 +49 47 29.9 a 704
1998-11-23 05:45:39 C 02 05 54.61 +49 47 07.6 18.3 a 704
1998-11-23 05:53:08 C 02 05 55.01 +49 46 48.3 19.2 a 704
1998-11-23 06:00:44 C 02 05 55.93 +49 46 25.4 18.7 a 704
1998-11-23 20:37:18 C 02 07 36.09 +49 02 42.0 557
1998-11-23 20:39:08 C 02 07 36.30 +49 02 36.9 557
1998-11-23 20:40:58 C 02 07 36.48 +49 02 30.8 557
1998-11-23 22:32:13 C 02 07 48.38 +48 56 58.2 046
1998-11-23 22:33:46 C 02 07 48.44 +48 56 54.5 046
1998-11-23 22:35:59 C 02 07 48.82 +48 56 47.2 046
1998-11-23 22:37:10 C 02 07 49.02 +48 56 45.0 046
1998-11-26 12:58:53 C 02 14 31.78 +45 50 17.8 z 402
1998-11-26 13:00:53 C 02 14 31.89 +45 50 13.4 z 402
1998-11-26 13:02:53 C 02 14 32.12 +45 50 06.5 z 402
1998-11-28 09:58:07 C 02 19 04.07 +43 36 30.7 z 402
1998-11-28 10:00:08 C 02 19 04.24 +43 36 24.9 z 402
1998-11-28 10:02:08 C 02 19 04.42 +43 36 19.4 z 402
1998-12-12 13:25:47 C 02 47 21.55 +28 30 23.9 z 402
1998-12-12 13:27:47 C 02 47 21.71 +28 30 18.6 z 402
1998-12-12 13:29:47 C 02 47 21.86 +28 30 13.5 z 402
1998-12-15 12:24:58 C 02 52 26.58 +25 55 41.7 b 426
1998-12-15 12:34:05 C 02 52 27.15 +25 55 24.2 b 426
1998-12-15 12:43:23 C 02 52 27.72 +25 55 04.1 b 426
1998-12-17 10:59:47 C 02 55 41.24 +24 21 09.5 z 402
1998-12-17 11:01:48 C 02 55 41.40 +24 21 05.6 z 402
1998-12-17 11:03:48 C 02 55 41.53 +24 21 01.9 z 402
2023-09-16 14:38:27 C 07 00 23.169 +32 52 34.71 X F51
2023-09-16 14:46:25 C 07 00 23.973 +32 52 27.84 X F51