415711 (1998 WT7)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1100024794 ± 1.73e-08
Semi-major axis (a)1.1518372345 AU ± 4.39e-10
Inclination (i)40.69996365° ± 5.76e-06
Long. of Asc. Node (Ω)248.25501635° ± 1.89e-06
Arg. of Perihelion (ω)235.94030485° ± 8.36e-06
Mean Anomaly (M)259.16568809° ± 8.99e-06
Mean Motion (n)0.7973070530°/day ± 4.56e-10
Perihelion dist (q)1.02513228 AU ± 1.99e-08
Aphelion dist (Q)1.27854219 AU ± 1.99e-08
Orbital Period1.23619411 yr ± 7.07e-10
Physical Parameters
H (abs. magnitude)19.01
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.295″
Uncertainty0
Orbit TypeAmor
MOID0.084086 AU
Observations Used508
Oppositions5
Arc Total1998-2025
First Observation Used1998-11-23
Last Observation Used2025-10-03
Observations (568)
Date Type RA Dec Mag Band Observatory
1999-06-12 04:52:36 C 14 36 38.44 +00 04 04.7 17.9 a 704
1999-06-12 05:10:07 C 14 36 38.39 +00 05 21.7 a 704
2003-08-09 01:24:08 C 04 21 56.97 +61 04 27.3 c 540
2003-08-26 01:10:50 C 05 46 52.94 +58 53 47.2 c 540
2003-08-26 02:21:42 C 05 47 06.61 +58 53 08.0 c 540
2004-05-01 17:37:55 C 20 07 48.37 -39 03 45.0 r E17
2004-05-01 17:42:12 C 20 07 48.18 -39 03 35.0 r E17
2004-05-01 17:46:31 C 20 07 47.94 -39 03 24.3 r E17
2004-05-16 09:47:58 C 19 41 17.49 -19 38 35.7 18.4 c 704
2004-05-16 10:01:37 C 19 41 15.94 -19 37 38.2 18.6 c 704
2004-05-16 10:15:23 C 19 41 14.39 -19 36 39.4 18.4 c 704
2004-05-17 09:33:27 C 19 38 43.12 -17 56 03.6 18.4 c 704
2004-05-17 09:47:28 C 19 38 41.48 -17 55 02.1 18.3 c 704
2004-05-17 10:01:09 C 19 38 39.89 -17 54 02.1 18.7 c 704
2004-05-17 10:15:04 C 19 38 38.27 -17 53 00.8 18.4 c 704
2004-05-17 10:28:45 C 19 38 36.65 -17 52 00.9 18.5 c 704
2004-05-24 08:24:31 C 19 17 48.74 -04 40 59.1 17.8 c 704
2004-05-24 08:37:29 C 19 17 46.84 -04 39 53.7 18.1 c 704
2004-05-24 08:50:44 C 19 17 44.89 -04 38 46.2 18.3 c 704
2004-05-24 09:04:14 C 19 17 42.95 -04 37 37.9 18.5 c 704
2004-05-29 22:35:37 C 18 57 44.33 +06 43 32.9 r 151
2004-05-29 22:37:59 C 18 57 44.01 +06 43 46.9 r 151
2004-05-29 22:39:03 C 18 57 43.82 +06 43 53.2 r 151
2004-05-29 22:39:23 C 18 57 43.82 +06 43 54.2 r 151
2004-06-05 23:49:55 C 18 29 32.77 +19 57 40.0 r 170
2004-06-05 23:50:39 C 18 29 32.61 +19 57 42.8 r 170
2004-06-05 23:52:28 C 18 29 32.27 +19 57 50.7 r 170
2004-06-07 01:18:47 C 18 25 08.19 +21 42 56.6 c J92
2004-06-09 06:36:29 C 18 15 54.52 +25 08 37.1 19.2 c 704
2004-06-09 06:51:02 C 18 15 51.81 +25 09 29.7 19.4 c 704
2004-06-09 07:05:35 C 18 15 49.15 +25 10 24.3 19.1 c 704
2004-06-09 07:20:13 C 18 15 46.30 +25 11 18.0 19.4 c 704
2004-06-11 09:22:01 C 18 07 05.42 +28 05 04.2 r H41
2004-06-11 09:24:28 C 18 07 05.05 +28 05 11.3 r H41
2004-06-11 09:27:08 C 18 07 04.43 +28 05 19.6 r H41
2004-08-14 20:03:30 C 16 21 56.97 +43 20 17.7 r 941
2004-08-14 20:05:09 C 16 21 57.00 +43 20 17.2 r 941
2004-08-14 20:06:47 C 16 21 57.03 +43 20 16.7 r 941
2004-08-14 20:11:43 C 16 21 57.11 +43 20 15.1 r 941
2004-08-14 20:13:21 C 16 21 57.14 +43 20 14.6 r 941
2009-05-19 08:28:06 C 20 38 56.36 +08 01 29.3 o H55
2009-05-19 08:36:09 C 20 38 56.32 +08 01 55.9 o H55
2009-05-19 08:47:34 C 20 38 56.26 +08 02 33.0 o H55
2009-07-14 22:11:00 C 18 41 32.52 +61 42 10.8 c 560
2009-07-14 22:15:21 C 18 41 31.83 +61 42 13.9 c 560
2009-07-14 22:18:12 C 18 41 31.40 +61 42 15.7 c 560
2009-12-18 00:07:43 C 23 03 20.18 +13 55 00.7 o H21
2009-12-18 00:13:15 C 23 03 21.25 +13 54 48.3 o H21
2009-12-18 00:19:15 C 23 03 22.42 +13 54 35.1 o H21
2014-11-19 22:57:03 C 21 47 34.30 +57 46 58.0 q 204