162149 (1998 YQ11)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3965435601 ± 1.34e-08
Semi-major axis (a)1.8743296252 AU ± 8.23e-10
Inclination (i)11.93086553° ± 2.10e-06
Long. of Asc. Node (Ω)256.53991892° ± 5.78e-06
Arg. of Perihelion (ω)245.80635025° ± 8.14e-06
Mean Anomaly (M)166.32474788° ± 2.28e-06
Mean Motion (n)0.3840991285°/day ± 2.53e-10
Perihelion dist (q)1.13107628 AU ± 2.51e-08
Aphelion dist (Q)2.61758297 AU ± 2.51e-08
Orbital Period2.56607269 yr ± 1.69e-09
Physical Parameters
H (abs. magnitude)17.51
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.466″
Uncertainty0
Orbit TypeAmor
MOID0.229168 AU
Observations Used2182
Oppositions16
Arc Total1998-2025
First Observation Used1998-12-23
Last Observation Used2025-06-04
Observations (3437)
Date Type RA Dec Mag Band Observatory
2004-01-12 13:09:59 C 03 20 17.17 +07 53 46.9 r D85
2004-01-15 18:58:03 C 03 23 31.45 +06 47 46.0 126
2004-01-15 19:13:59 C 03 23 32.13 +06 47 32.6 126
2004-01-15 19:30:45 C 03 23 32.78 +06 47 19.1 126
2004-01-15 19:43:30 C 03 23 33.30 +06 47 08.9 126
2004-01-17 19:45:15 C 03 25 52.08 +06 09 10.0 r 941
2004-01-17 19:45:53 C 03 25 52.11 +06 09 09.5 r 941
2004-01-17 19:46:32 C 03 25 52.14 +06 09 08.9 r 941
2004-01-17 19:47:10 C 03 25 52.17 +06 09 08.3 r 941
2004-01-17 19:49:42 C 03 25 52.27 +06 09 06.2 r 941
2004-01-18 19:13:30 C 03 27 05.24 +05 51 14.6 r 938
2004-01-18 21:03:44 C 03 27 10.55 +05 49 51.7 r 938
2004-01-24 00:15:41 C 03 34 28.75 +04 22 53.1 c 830
2004-01-24 01:02:05 C 03 34 31.57 +04 22 22.5 c 830
2004-01-24 01:40:32 C 03 34 33.93 +04 21 57.2 c 830
2004-01-24 02:12:57 C 03 34 36.59 +04 21 37.9 o 699
2004-01-24 02:32:07 C 03 34 37.79 +04 21 24.8 o 699
2004-01-24 02:51:08 C 03 34 38.93 +04 21 12.6 o 699
2004-01-24 03:10:07 C 03 34 40.10 +04 21 00.1 o 699
2004-01-28 06:44:28 C 03 41 38.88 +03 18 52.5 18.5 c 608
2004-01-28 06:59:53 C 03 41 39.94 +03 18 43.2 18.8 c 608
2004-01-28 07:14:43 C 03 41 40.97 +03 18 34.9 18.5 c 608
2004-02-05 06:49:01 C 03 57 33.33 +01 35 52.5 19.0 c 608
2004-02-05 07:04:55 C 03 57 34.69 +01 35 44.2 19.2 c 608
2004-02-05 07:20:34 C 03 57 36.06 +01 35 36.3 19.0 c 608
2004-02-09 18:18:45 C 04 07 45.23 +00 46 28.0 d 104
2004-02-09 18:24:59 C 04 07 45.83 +00 46 25.4 d 104
2004-02-09 18:33:00 C 04 07 46.58 +00 46 21.9 d 104
2004-02-14 02:59:21 C 04 18 30.06 +00 03 25.1 o 699
2004-02-14 04:01:54 C 04 18 36.48 +00 03 01.0 o 699
2004-02-14 05:07:46 C 04 18 43.27 +00 02 34.8 o 699
2004-02-14 05:45:27 C 04 18 47.15 +00 02 20.0 o 699
2004-02-17 05:28:18 C 04 26 37.86 -00 24 30.9 19.0 c 608
2004-02-17 05:43:45 C 04 26 39.53 -00 24 36.7 19.2 c 608
2004-02-17 05:59:18 C 04 26 41.20 -00 24 41.8 19.1 c 608
2004-02-28 19:09:16 C 05 00 17.33 -01 52 50.4 r 941
2004-02-28 19:10:28 C 05 00 17.48 -01 52 50.8 r 941
2004-02-28 19:11:38 C 05 00 17.63 -01 52 51.2 r 941
2004-02-28 19:12:47 C 05 00 17.77 -01 52 51.5 r 941
2004-02-28 19:16:16 C 05 00 18.20 -01 52 52.6 r 941
2004-03-05 19:40:32 C 05 19 44.90 -02 30 53.3 c 113
2004-03-05 19:41:52 C 05 19 45.07 -02 30 53.8 c 113
2004-03-05 19:43:13 C 05 19 45.24 -02 30 53.8 c 113
2004-03-05 19:44:33 C 05 19 45.41 -02 30 53.8 c 113
2004-03-05 19:45:53 C 05 19 45.59 -02 30 54.2 c 113
2004-03-15 18:52:15 C 05 54 35.05 -03 24 26.3 r 240
2004-03-15 18:56:13 C 05 54 35.63 -03 24 27.0 r 240
2004-03-15 19:02:35 C 05 54 36.59 -03 24 28.3 r 240
2004-03-15 19:04:58 C 05 54 36.97 -03 24 28.8 r 240
2004-03-15 19:08:56 C 05 54 37.55 -03 24 29.7 r 240