2018 YW

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7446936744 ± 6.19e-07
Semi-major axis (a)3.4463289602 AU ± 8.19e-06
Inclination (i)52.63850430° ± 2.21e-05
Long. of Asc. Node (Ω)124.53151617° ± 9.98e-06
Arg. of Perihelion (ω)67.57480764° ± 6.46e-06
Mean Anomaly (M)19.54922782° ± 1.34e-03
Mean Motion (n)0.1540554908°/day ± 5.49e-07
Perihelion dist (q)0.87986958 AU ± 2.99e-06
Aphelion dist (Q)6.01278834 AU ± 1.44e-05
Orbital Period6.39786533 yr ± 2.28e-05
Physical Parameters
H (abs. magnitude)19.69
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.205″
Uncertainty1
Orbit TypeApollo
MOID0.172123 AU
Observations Used86
Oppositions1
Arc Total2018-2019
First Observation Used2018-12-17
Last Observation Used2019-07-29
Observations (99)
Date Type RA Dec Mag Band Observatory
2018-12-17 15:06:26 C 10 19 01.662 -10 40 39.93 U F51
2018-12-17 15:19:40 C 10 19 03.299 -10 40 29.74 U F51
2018-12-17 15:32:49 C 10 19 04.969 -10 40 19.37 U F51
2018-12-18 09:59:45 C 10 21 28.59 -10 25 32.3 u H21
2018-12-18 10:08:13 C 10 21 29.67 -10 25 25.4 u H21
2018-12-18 10:19:19 C 10 21 31.12 -10 25 15.8 u H21
2018-12-19 10:44:49 C 10 24 47.06 -10 04 12.1 V I52
2018-12-19 10:49:37 C 10 24 47.73 -10 04 07.3 V I52
2018-12-19 10:54:25 C 10 24 48.39 -10 04 02.4 V I52
2018-12-20 10:50:05 C 10 28 07.03 -09 41 44.5 V I52
2018-12-20 10:54:52 C 10 28 07.75 -09 41 40.4 V I52
2018-12-20 10:59:40 C 10 28 08.31 -09 41 34.8 V I52
2018-12-20 11:04:29 C 10 28 09.02 -09 41 30.0 V I52
2018-12-31 15:02:04 C 11 16 06.179 -02 53 36.90 V F51
2018-12-31 15:18:33 C 11 16 09.842 -02 53 00.06 V F51
2018-12-31 15:35:02 C 11 16 13.607 -02 52 22.69 V F51
2019-01-07 10:25:54 C 12 01 28.38 +04 58 24.6 o 291
2019-01-07 10:27:39 C 12 01 28.95 +04 58 30.9 o 291
2019-01-07 10:29:21 C 12 01 29.51 +04 58 37.1 o 291
2019-01-08 13:21:34 C 12 10 45.79 +06 38 45.1 o 291
2019-01-08 13:23:58 C 12 10 46.63 +06 38 54.3 o 291
2019-01-08 13:25:56 C 12 10 47.34 +06 39 01.9 o 291
2019-01-15 12:57:33 C 13 24 04.10 +19 11 57.8 V I52
2019-01-15 12:58:08 C 13 24 04.37 +19 12 00.6 V I52
2019-01-15 12:58:45 C 13 24 04.66 +19 12 03.4 V I52
2019-01-15 13:03:15 C 13 24 07.02 +19 12 25.7 V I52
2019-01-17 11:34:18 C 13 49 28.33 +22 58 48.9 V G96
2019-01-17 11:41:44 C 13 49 32.49 +22 59 24.6 V G96
2019-01-17 11:49:09 C 13 49 36.66 +23 00 00.4 V G96
2019-01-17 11:56:34 C 13 49 40.79 +23 00 35.9 V G96
2019-01-23 05:42:57 S 15 13 32.899 +32 33 59.65 L C51
2019-01-23 10:25:20 S 15 16 30.30 +32 49 10.2 L C51
2019-01-23 11:59:35 S 15 17 29.55 +32 54 10.5 L C51
2019-01-23 13:33:40 S 15 18 28.70 +32 59 08.4 L C51
2019-01-23 13:33:50 S 15 18 28.72 +32 59 09.7 L C51
2019-01-23 15:07:55 S 15 19 27.76 +33 04 03.7 L C51
2019-01-23 16:42:10 S 15 20 27.00 +33 08 56.6 L C51
2019-01-23 19:50:29 S 15 22 25.085 +33 18 34.45 L C51
2019-01-24 13:16:04 C 15 33 19.08 +34 09 12.7 V I52
2019-01-24 13:16:40 C 15 33 19.49 +34 09 14.3 V I52
2019-01-24 13:17:16 C 15 33 19.85 +34 09 16.5 V I52
2019-01-24 13:17:52 C 15 33 20.20 +34 09 17.5 V I52
2019-01-25 03:45:00 C 15 42 17.51 +34 47 32.7 V 204
2019-01-25 03:58:56 C 15 42 26.05 +34 48 08.4 V 204
2019-01-25 04:12:52 C 15 42 34.58 +34 48 43.9 V 204
2019-01-25 13:02:16 C 15 47 59.49 +35 10 36.6 o 291
2019-01-25 13:06:07 C 15 48 01.82 +35 10 45.9 o 291
2019-01-25 13:09:59 C 15 48 04.15 +35 10 55.1 o 291
2019-01-26 13:19:14 C 16 02 40.32 +36 04 17.0 V I52
2019-01-26 13:19:50 C 16 02 40.66 +36 04 19.2 V I52