361611 (2007 TY18)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4088783548 ± 5.18e-08
Semi-major axis (a)2.1541808691 AU ± 1.66e-08
Inclination (i)8.05708581° ± 6.95e-06
Long. of Asc. Node (Ω)6.02287879° ± 2.04e-05
Arg. of Perihelion (ω)301.82256962° ± 2.28e-05
Mean Anomaly (M)305.61833613° ± 2.03e-05
Mean Motion (n)0.3117374863°/day ± 3.59e-09
Perihelion dist (q)1.27338294 AU ± 1.12e-07
Aphelion dist (Q)3.03497880 AU ± 1.14e-07
Orbital Period3.16171884 yr ± 3.64e-08
Physical Parameters
H (abs. magnitude)18.31
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.352″
Uncertainty0
Orbit TypeAmor
MOID0.288517 AU
Observations Used222
Oppositions19
Arc Total1997-2025
First Observation Used1997-04-08
Last Observation Used2025-02-20
Observations (232)
Date Type RA Dec Mag Band Observatory
1997-04-08 05:39:08 C 12 03 21.63 -00 59 30.6 a 691
1997-04-08 06:09:26 C 12 03 19.97 -00 59 24.7 a 691
1997-04-08 06:39:43 C 12 03 18.31 -00 59 19.8 a 691
1997-04-09 06:17:59 C 12 02 03.58 -00 55 24.5 a 691
1997-04-09 06:31:58 C 12 02 02.81 -00 55 21.8 a 691
1997-04-09 06:51:21 C 12 02 01.69 -00 55 18.2 a 691
2007-10-09 10:15:57 C 03 40 24.95 +27 39 12.2 o 691
2007-10-09 10:41:24 C 03 40 23.90 +27 39 17.6 o 691
2007-10-09 11:06:52 C 03 40 22.89 +27 39 23.7 o 691
2007-10-10 05:59:49 C 03 39 39.29 +27 43 37.4 o H55
2007-10-10 06:16:05 C 03 39 38.63 +27 43 41.7 o H55
2007-10-10 06:26:33 C 03 39 38.20 +27 43 44.1 o H55
2007-10-10 09:57:08 C 03 39 29.52 +27 44 31.6 r G96
2007-10-10 10:05:38 C 03 39 29.16 +27 44 33.5 r G96
2007-10-10 10:14:09 C 03 39 28.80 +27 44 35.3 r G96
2007-10-10 10:22:43 C 03 39 28.44 +27 44 37.1 r G96
2007-10-11 07:50:31 C 03 38 35.79 +27 49 12.6 o H55
2007-10-11 07:54:50 C 03 38 35.59 +27 49 14.1 o H55
2007-10-11 08:00:12 C 03 38 35.38 +27 49 15.8 o H55
2007-10-11 09:06:59 C 03 38 32.71 +27 49 31.1 r 701
2007-10-11 09:38:58 C 03 38 31.22 +27 49 37.5 r 701
2007-10-11 09:40:15 C 03 38 31.18 +27 49 38.0 c 926
2007-10-11 09:45:10 C 03 38 30.93 +27 49 38.7 c 926
2007-10-11 09:50:04 C 03 38 30.72 +27 49 39.9 c 926
2007-10-11 10:10:58 C 03 38 29.76 +27 49 44.8 r 701
2007-10-11 10:37:11 C 03 38 28.64 +27 49 49.6 r G96
2007-10-11 10:41:22 C 03 38 28.42 +27 49 50.5 r G96
2007-10-11 10:42:59 C 03 38 28.36 +27 49 51.0 r 701
2007-10-11 10:45:34 C 03 38 28.24 +27 49 51.3 r G96
2007-10-11 10:49:50 C 03 38 28.06 +27 49 52.2 r G96
2007-10-11 11:52:56 C 03 38 25.22 +27 50 04.9 o 291
2007-10-11 11:59:00 C 03 38 24.95 +27 50 06.1 o 291
2007-10-11 12:05:57 C 03 38 24.64 +27 50 07.4 o 291
2007-10-12 08:17:16 C 03 37 33.08 +27 54 15.3 o 704
2007-10-12 08:33:25 C 03 37 32.31 +27 54 18.1 o 704
2007-10-24 07:35:30 C 03 22 05.37 +28 31 48.9 r G96
2007-10-24 07:45:00 C 03 22 04.76 +28 31 50.5 r G96
2007-10-24 07:54:45 C 03 22 04.11 +28 31 50.6 r G96
2007-10-24 08:04:11 C 03 22 03.50 +28 31 50.7 r G96
2007-11-02 07:22:51 C 03 08 03.85 +28 31 53.0 19.4 c 704
2007-11-02 07:39:55 C 03 08 02.70 +28 31 50.7 19.4 c 704
2007-11-02 07:58:11 C 03 08 01.44 +28 31 50.6 19.9 c 704
2007-11-02 08:14:59 C 03 08 00.29 +28 31 49.6 19.4 c 704
2007-11-02 08:31:59 C 03 07 59.01 +28 31 49.4 20.2 c 704
2007-11-02 10:14:32 C 03 07 52.06 +28 31 40.8 r 703
2007-11-02 10:24:05 C 03 07 51.42 +28 31 41.4 r 703
2007-11-02 10:33:41 C 03 07 50.62 +28 31 41.0 r 703
2007-11-02 10:43:17 C 03 07 49.90 +28 31 40.1 r 703
2007-11-08 06:11:13 C 02 58 36.52 +28 19 11.1 19.7 c 704
2007-11-08 06:28:56 C 02 58 35.26 +28 19 08.8 20.0 c 704