137099 (1998 YW3)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4627875716 ± 4.43e-08
Semi-major axis (a)1.1000660951 AU ± 1.31e-09
Inclination (i)28.79394917° ± 6.31e-06
Long. of Asc. Node (Ω)94.26335985° ± 5.45e-06
Arg. of Perihelion (ω)194.85565384° ± 8.23e-06
Mean Anomaly (M)270.76791849° ± 1.27e-05
Mean Motion (n)0.8542482676°/day ± 1.52e-09
Perihelion dist (q)0.59096918 AU ± 4.87e-08
Aphelion dist (Q)1.60916301 AU ± 4.88e-08
Orbital Period1.15379372 yr ± 2.06e-09
Physical Parameters
H (abs. magnitude)18.29
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.445″
Uncertainty0
Orbit TypeApollo
MOID0.387599 AU
Observations Used601
Oppositions3
Arc Total1998-2023
First Observation Used1998-12-17
Last Observation Used2023-02-03
Observations (714)
Date Type RA Dec Mag Band Observatory
2020-12-27 10:38:53 C 08 56 14.064 +35 30 10.88 U F51
2020-12-27 10:54:47 C 08 56 12.846 +35 30 37.28 U F51
2020-12-27 11:26:30 C 08 56 10.411 +35 31 29.91 U F51
2021-01-03 13:29:24 C 08 40 55.20 +40 16 20.9 V T08
2021-01-03 13:34:04 C 08 40 54.70 +40 16 28.3 V T08
2021-01-03 14:00:11 C 08 40 51.73 +40 17 11.8 V T08
2021-01-03 14:14:27 C 08 40 50.23 +40 17 34.5 V T08
2021-01-04 12:16:53 C 08 38 26.52 +40 54 38.0 V T08
2021-01-04 12:22:11 C 08 38 25.87 +40 54 46.4 V T08
2021-01-04 12:31:29 C 08 38 24.89 +40 55 02.0 V T08
2021-01-04 13:21:10 C 08 38 19.07 +40 56 25.6 V T08
2021-01-07 11:59:34 C 08 29 56.194 +42 53 32.92 U F51
2021-01-07 12:16:51 C 08 29 53.945 +42 54 00.95 U F51
2021-01-07 12:34:08 C 08 29 51.682 +42 54 29.13 U F51
2021-01-07 12:51:23 C 08 29 49.420 +42 54 57.22 U F51
2021-01-08 09:01:32 C 08 27 15.45 +43 27 42.5 V T08
2021-01-08 09:05:40 C 08 27 15.01 +43 27 49.4 V T08
2021-01-08 09:29:07 C 08 27 11.72 +43 28 28.6 V T08
2021-01-08 09:39:27 C 08 27 10.42 +43 28 45.6 V T08
2021-01-12 11:01:34 C 08 13 35.079 +46 00 44.71 U F52
2021-01-12 11:05:24 C 08 13 34.44 +46 00 51.6 V T08
2021-01-12 11:21:03 C 08 13 32.087 +46 01 13.84 U F52
2021-01-12 11:40:34 C 08 13 29.089 +46 01 42.95 U F52
2021-01-12 11:53:45 C 08 13 27.08 +46 02 02.7 V T08
2021-01-12 11:58:24 C 08 13 26.33 +46 02 09.6 V T08
2021-01-12 12:00:00 C 08 13 26.107 +46 02 11.86 U F52
2021-01-12 12:06:21 C 08 13 25.10 +46 02 21.9 V T08
2021-01-13 05:24:43 C 08 10 50.38 +46 27 54.8 V 703
2021-01-13 05:32:28 C 08 10 49.18 +46 28 05.8 V 703
2021-01-13 05:40:12 C 08 10 47.99 +46 28 17.3 V 703
2021-01-13 05:47:57 C 08 10 46.79 +46 28 28.8 V 703
2021-01-14 06:26:35 C 08 06 59.66 +47 04 07.0 V G96
2021-01-14 06:35:02 C 08 06 58.30 +47 04 19.4 V G96
2021-01-14 06:43:29 C 08 06 56.95 +47 04 31.5 V G96
2021-01-14 06:51:55 C 08 06 55.65 +47 04 44.2 V G96
2021-01-14 11:41:00 C 08 06 10.01 +47 11 36.5 V T05
2021-01-14 11:45:37 C 08 06 09.24 +47 11 43.5 V T05
2021-01-14 11:54:50 C 08 06 07.73 +47 11 55.6 V T05
2021-01-14 11:58:07 C 08 06 07.29 +47 12 01.5 V T05
2021-01-14 12:13:18 C 08 06 04.84 +47 12 21.5 V T05
2021-01-16 09:43:45 C 07 58 49.82 +48 14 48.0 V T08
2021-01-16 09:49:04 C 07 58 48.98 +48 14 55.7 V T08
2021-01-16 09:53:03 C 07 58 48.30 +48 15 00.4 V T08
2021-01-16 10:02:22 C 07 58 46.84 +48 15 13.0 V T08
2021-01-17 05:10:02 C 07 55 39.08 +48 40 10.6 V 703
2021-01-17 05:17:51 C 07 55 37.78 +48 40 20.4 V 703
2021-01-17 05:25:39 C 07 55 36.57 +48 40 31.5 V 703
2021-01-17 23:18:19 C 07 52 37.93 +49 03 09.9 V 130
2021-01-17 23:26:23 C 07 52 36.62 +49 03 20.9 V 130
2021-01-19 15:59:05 C 07 45 45.70 +49 52 17.0 q D29