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
2020-03-15 09:44:19 s 1 -220526.32 1 +231990.35 1870.0 C57
2020-03-15 13:14:20 S 19 05 39.134 +74 15 35.06 V C57
2020-03-15 13:14:20 s 1 -222595.40 5 +220121.07 9420.0 C57
2020-03-15 14:14:19 S 19 06 08.966 +74 15 36.94 V C57
2020-03-15 14:14:19 s 1 -223104.34 0 +216647.41 2480.0 C57
2020-03-15 15:44:19 S 19 06 51.454 +74 15 50.80 V C57
2020-03-15 15:44:19 s 1 -223796.15 7 +211367.70 7620.0 C57
2020-09-29 14:39:34 C 07 59 04.448 +11 52 00.60 U F51
2020-09-29 14:46:05 C 07 59 04.907 +11 52 01.65 U F51
2020-09-29 14:52:35 C 07 59 05.373 +11 52 02.64 U F51
2020-09-29 14:59:06 C 07 59 05.839 +11 52 03.74 U F51
2020-10-22 14:36:01 C 08 35 37.645 +13 37 14.39 U F51
2020-10-22 14:48:24 C 08 35 38.349 +13 37 17.49 U F51
2020-10-22 15:00:49 C 08 35 39.063 +13 37 20.88 U F51
2020-10-22 15:13:16 C 08 35 39.769 +13 37 24.02 U F51
2020-11-19 10:19:25 C 09 06 30.06 +18 13 06.4 V G96
2020-11-19 10:27:35 C 09 06 30.24 +18 13 11.7 V G96
2020-11-19 10:35:43 C 09 06 30.51 +18 13 17.1 V G96
2020-11-19 10:43:53 C 09 06 30.75 +18 13 22.3 V G96
2020-12-11 12:35:11 C 09 12 09.539 +26 14 30.23 U F52
2020-12-11 12:50:56 C 09 12 09.264 +26 14 49.58 U F52
2020-12-11 13:06:39 C 09 12 08.983 +26 15 08.95 U F52
2020-12-11 13:22:22 C 09 12 08.710 +26 15 28.32 U F52
2020-12-14 09:34:14 C 09 10 51.30 +27 42 01.7 V 703
2020-12-14 09:41:45 C 09 10 51.20 +27 42 12.2 V 703
2020-12-14 09:49:15 C 09 10 51.04 +27 42 22.4 V 703
2020-12-14 09:56:46 C 09 10 50.82 +27 42 31.4 V 703
2020-12-17 09:10:03 C 09 08 50.58 +29 19 22.0 V G96
2020-12-17 09:17:45 C 09 08 50.32 +29 19 33.1 V G96
2020-12-17 09:25:23 C 09 08 50.04 +29 19 43.9 V G96
2020-12-17 09:33:04 C 09 08 49.75 +29 19 54.7 V G96
2020-12-24 11:35:50 C 09 00 57.627 +33 35 17.29 U F51
2020-12-24 11:52:43 C 09 00 56.544 +33 35 44.32 U F51
2020-12-24 12:09:42 C 09 00 55.454 +33 36 11.49 U F51
2020-12-24 12:27:00 C 09 00 54.341 +33 36 39.05 U F51
2020-12-25 09:49:28 C 08 59 35.025 +34 10 47.14 U F52
2020-12-25 10:06:54 C 08 59 33.868 +34 11 15.36 U F52
2020-12-25 10:24:20 C 08 59 32.701 +34 11 43.94 U F52
2020-12-25 10:41:52 C 08 59 31.507 +34 12 12.24 U F52
2020-12-25 12:21:48 C 08 59 24.698 +34 14 54.36 U F52
2020-12-25 12:40:40 C 08 59 23.407 +34 15 24.48 U F52
2020-12-25 13:00:27 C 08 59 22.049 +34 15 56.64 U F52
2020-12-25 13:20:49 C 08 59 20.631 +34 16 29.36 U F52
2020-12-26 07:22:56 C 08 58 09.36 +34 45 35.6 V 703
2020-12-26 07:30:35 C 08 58 08.94 +34 45 48.6 V 703
2020-12-26 07:45:54 C 08 58 07.85 +34 46 12.6 V 703
2020-12-27 06:26:24 C 08 56 32.54 +35 23 12.8 V G96
2020-12-27 06:33:47 C 08 56 32.00 +35 23 25.0 V G96
2020-12-27 06:41:11 C 08 56 31.43 +35 23 37.0 V G96
2020-12-27 06:48:35 C 08 56 30.88 +35 23 49.3 V G96