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
1998-12-17 10:03:56 C 07 37 32.51 +23 31 27.0 19.3 a 704
1998-12-17 10:36:40 C 07 37 28.96 +23 32 12.8 18.9 a 704
1998-12-17 11:09:18 C 07 37 25.08 +23 32 58.7 19.5 a 704
1998-12-17 11:42:05 C 07 37 21.52 +23 33 44.5 19.2 a 704
1998-12-17 12:15:33 C 07 37 17.57 +23 34 30.5 19.7 a 704
1998-12-18 19:33:12 C 07 33 45.68 +24 18 53.8 z 402
1998-12-18 19:35:12 C 07 33 45.52 +24 18 55.8 z 402
1998-12-18 19:37:12 C 07 33 45.15 +24 18 58.7 z 402
1998-12-18 21:27:52 C 07 33 33.65 +24 21 32.4 z 587
1998-12-18 21:32:40 C 07 33 33.02 +24 21 41.3 z 587
1998-12-18 21:38:51 C 07 33 32.20 +24 21 49.1 046
1998-12-18 21:40:43 C 07 33 31.98 +24 21 51.6 046
1998-12-18 21:42:59 C 07 33 31.82 +24 21 54.7 046
1998-12-18 21:43:54 C 07 33 31.76 +24 21 56.0 z 587
1998-12-18 21:46:26 C 07 33 31.42 +24 22 00.7 046
1998-12-18 22:32:00 C 07 33 25.95 +24 23 05.6 557
1998-12-18 22:34:21 C 07 33 25.71 +24 23 09.1 557
1998-12-18 22:36:42 C 07 33 25.33 +24 23 11.8 557
1998-12-20 01:48:24 C 07 30 12.48 +25 01 59.6 557
1998-12-20 02:28:26 C 07 30 07.50 +25 02 56.4 557
1998-12-20 02:31:47 C 07 30 07.12 +25 03 01.3 557
1998-12-24 18:33:59 C 07 15 46.25 +27 42 51.2 360
1998-12-24 18:38:00 C 07 15 45.72 +27 42 56.5 360
1998-12-24 18:40:59 C 07 15 45.30 +27 43 00.9 360
1998-12-27 16:03:40 C 07 06 06.37 +29 19 43.6 z 402
1998-12-27 16:05:42 C 07 06 06.00 +29 19 46.3 z 402
1998-12-27 16:07:41 C 07 06 05.70 +29 19 49.1 z 402
1998-12-30 22:08:21 C 06 54 43.36 +31 03 54.6 046
1998-12-30 22:10:38 C 06 54 42.96 +31 03 57.3 046
1998-12-30 22:12:20 C 06 54 42.78 +31 03 58.6 046
1998-12-30 22:16:02 C 06 54 42.18 +31 04 03.9 046
1998-12-30 22:17:37 C 06 54 41.90 +31 04 05.3 046
1999-01-08 06:45:13 C 06 24 29.98 +34 56 19.4 a 658
1999-01-08 06:58:46 C 06 24 27.93 +34 56 33.2 a 658
1999-01-08 07:05:06 C 06 24 26.95 +34 56 39.0 a 658
1999-01-08 20:24:57 C 06 22 28.16 +35 09 52.9 557
1999-01-08 20:27:38 C 06 22 27.78 +35 09 55.8 557
1999-01-08 20:43:03 C 06 22 25.44 +35 10 10.7 557
1999-01-22 13:51:44 C 05 39 20.36 +39 07 18.3 360
1999-01-22 13:59:00 C 05 39 19.56 +39 07 21.4 360
1999-01-22 14:06:44 C 05 39 18.68 +39 07 25.4 360
1999-01-24 04:50:17 C 05 35 18.03 +39 25 25.9 z 711
1999-01-24 05:05:37 C 05 35 16.41 +39 25 33.7 z 711
1999-02-20 03:13:33 C 05 05 08.27 +41 58 09.6 z 711
1999-02-20 03:32:17 C 05 05 08.21 +41 58 11.8 z 711
1999-03-13 02:26:23 C 05 18 06.52 +42 55 22.1 z 711
1999-03-14 02:26:22 C 05 19 15.88 +42 57 45.9 z 711
1999-05-24 03:34:25 C 07 55 26.38 +42 00 31.1 i 693
1999-05-24 03:40:07 C 07 55 27.02 +42 00 28.9 i 693
1999-10-05 18:27:35 C 09 25 40.84 -45 39 39.2 413