1998 WY1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3571822000
Semi-major axis (a)1.6160933000 AU
Inclination (i)24.69520000° ± 4.00e+00
Long. of Asc. Node (Ω)238.58381000° ± 5.00e+00
Arg. of Perihelion (ω)158.16902000° ± 6.00e+00
Mean Anomaly (M)61.74360000°
Mean Motion (n)0.4797383400°/day
Perihelion dist (q)1.03885350 AU
Aphelion dist (Q)2.19333310 AU
Orbital Period2.05446920 yr
Physical Parameters
H (abs. magnitude)21.90
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.750″
Uncertainty7
Orbit TypeAmor
MOID0.067561 AU
Observations Used30
Oppositions1
Arc Total
First Observation Used
Last Observation Used1998-11-28
Observations (32)
Date Type RA Dec Mag Band Observatory
1998-11-16 09:35:45 C 05 36 22.40 +40 38 24.7 18.2 a 704
1998-11-16 10:05:59 C 05 36 20.48 +40 30 52.2 18.3 a 704
1998-11-16 10:36:04 C 05 36 18.88 +40 23 19.9 19.1 a 704
1998-11-16 11:06:13 C 05 36 16.91 +40 15 46.2 18.9 a 704
1998-11-16 11:36:25 C 05 36 15.26 +40 08 11.2 18.4 a 704
1998-11-18 11:01:09 C 05 35 00.29 +28 12 04.4 18.3 a 704
1998-11-18 11:02:21 C 05 35 00.30 +28 11 46.7 17.8 a 704
1998-11-18 11:08:10 C 05 35 00.04 +28 10 18.4 18.4 a 704
1998-11-18 11:09:22 C 05 34 59.95 +28 10 02.2 a 704
1998-11-18 11:15:11 C 05 34 59.55 +28 08 30.3 18.3 a 704
1998-11-18 11:16:22 C 05 34 59.59 +28 08 14.2 18.1 a 704
1998-11-18 11:22:11 C 05 34 59.27 +28 06 45.9 18.7 a 704
1998-11-18 11:23:23 C 05 34 59.34 +28 06 28.3 a 704
1998-11-18 11:29:13 C 05 34 58.91 +28 04 58.6 18.2 a 704
1998-11-18 11:30:25 C 05 34 58.78 +28 04 41.5 17.6 a 704
1998-11-19 06:52:37 C 05 34 34.96 +23 16 04.8 17.9 a 704
1998-11-19 07:56:56 C 05 34 31.47 +23 00 21.4 18.2 a 704
1998-11-19 08:28:54 C 05 34 29.60 +22 52 32.1 18.7 a 704
1998-11-19 09:00:55 C 05 34 27.86 +22 44 42.8 19.0 a 704
1998-11-19 22:10:25 C 05 34 10.41 +19 33 27.7 z 587
1998-11-19 22:12:41 C 05 34 10.25 +19 32 53.9 z 587
1998-11-22 17:56:30 C 05 32 14.03 +04 50 31.6 360
1998-11-22 17:58:14 C 05 32 13.93 +04 50 11.0 360
1998-11-22 18:00:07 C 05 32 13.87 +04 49 49.6 360
1998-11-25 01:44:06 C 05 30 45.16 -04 46 03.0 046
1998-11-25 01:45:17 C 05 30 45.03 -04 46 14.3 046
1998-11-25 01:46:44 C 05 30 44.94 -04 46 26.4 046
1998-11-25 01:49:20 C 05 30 44.90 -04 46 50.2 046
1998-11-25 01:50:13 C 05 30 44.85 -04 46 58.0 046
1998-11-28 16:56:00 C 05 28 32.07 -15 36 15.7 360
1998-11-28 17:01:00 C 05 28 31.86 -15 36 45.6 360
1998-11-28 17:05:59 C 05 28 31.66 -15 37 15.3 360