170891 (2004 TY16)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4053583743 ± 8.31e-09
Semi-major axis (a)1.9824946167 AU ± 4.10e-10
Inclination (i)8.15250916° ± 9.52e-07
Long. of Asc. Node (Ω)329.81632259° ± 3.30e-06
Arg. of Perihelion (ω)177.46014826° ± 4.00e-06
Mean Anomaly (M)126.81628315° ± 1.22e-06
Mean Motion (n)0.3530971816°/day ± 1.10e-10
Perihelion dist (q)1.17887382 AU ± 1.65e-08
Aphelion dist (Q)2.78611541 AU ± 1.65e-08
Orbital Period2.79137397 yr ± 8.66e-10
Physical Parameters
H (abs. magnitude)16.97
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.211″
Uncertainty0
Orbit TypeAmor
MOID0.190691 AU
Observations Used1465
Oppositions15
Arc Total2001-2025
First Observation Used2001-09-09
Last Observation Used2025-01-02
Observations (1540)
Date Type RA Dec Mag Band Observatory
2007-12-18 02:19:30 C 07 17 58.34 +46 06 49.0 c A24
2007-12-18 02:35:04 C 07 17 58.46 +46 06 52.8 c A24
2007-12-18 02:36:10 C 07 17 58.48 +46 06 52.9 c A24
2007-12-18 02:51:37 C 07 17 58.59 +46 06 56.8 c A24
2007-12-18 03:08:09 C 07 17 58.72 +46 07 00.9 c A24
2007-12-18 03:23:36 C 07 17 58.84 +46 07 04.8 c A24
2007-12-18 03:24:42 C 07 17 58.85 +46 07 04.8 c A24
2007-12-29 21:54:34 C 07 18 47.73 +46 49 11.8 r 130
2007-12-29 21:56:00 C 07 18 47.70 +46 49 11.9 r 130
2007-12-29 21:58:11 C 07 18 47.66 +46 49 11.9 r 130
2007-12-29 21:59:38 C 07 18 47.65 +46 49 12.0 r 130
2007-12-31 06:02:08 C 07 18 31.85 +46 49 10.2 o 699
2007-12-31 06:28:28 C 07 18 31.41 +46 49 10.4 o 699
2007-12-31 06:54:52 C 07 18 30.95 +46 49 10.4 o 699
2007-12-31 07:21:16 C 07 18 30.46 +46 49 10.2 o 699
2008-01-02 15:59:03 C 07 17 52.55 +46 45 49.3 r 379
2008-01-02 16:04:17 C 07 17 52.43 +46 45 48.7 r 379
2008-01-02 16:06:03 C 07 17 52.41 +46 45 48.3 r 379
2008-01-02 16:09:33 C 07 17 52.29 +46 45 48.2 r 379
2008-01-02 16:24:04 C 07 17 51.98 +46 45 45.9 r 379
2008-01-02 16:25:48 C 07 17 51.94 +46 45 45.7 r 379
2008-01-02 16:27:33 C 07 17 51.92 +46 45 45.9 r 379
2008-01-02 16:29:19 C 07 17 51.87 +46 45 45.6 r 379
2008-01-02 16:32:49 C 07 17 51.84 +46 45 45.5 r 379
2008-01-03 17:13:06 C 07 17 32.11 +46 42 55.3 r 379
2008-01-03 17:14:42 C 07 17 32.07 +46 42 55.5 r 379
2008-01-03 17:17:55 C 07 17 31.98 +46 42 54.9 r 379
2008-01-04 08:49:18 C 07 17 19.00 +46 40 42.2 r H45
2008-01-04 08:51:01 C 07 17 18.96 +46 40 41.9 r H45
2008-01-04 08:53:13 C 07 17 18.91 +46 40 41.4 r H45
2008-01-04 08:55:22 C 07 17 18.87 +46 40 41.1 r H45
2008-01-04 08:57:10 C 07 17 18.83 +46 40 40.7 r H45
2008-01-05 23:58:30 C 07 16 45.31 +46 33 32.3 c J93
2008-01-06 00:04:34 C 07 16 45.16 +46 33 30.2 c J93
2008-01-06 00:10:41 C 07 16 45.01 +46 33 28.9 c J93
2008-01-23 03:32:24 C 07 11 07.03 +42 42 06.0 r H51
2008-01-23 03:33:12 C 07 11 07.00 +42 42 05.3 r H51
2008-01-23 03:33:59 C 07 11 06.99 +42 42 04.5 r H51
2008-01-23 03:35:36 C 07 11 06.97 +42 42 03.1 r H51
2008-01-23 03:36:25 C 07 11 06.97 +42 42 02.5 r H51
2008-01-23 03:37:15 C 07 11 06.92 +42 42 01.7 r H51
2008-01-23 03:38:04 C 07 11 06.93 +42 42 00.9 r H51
2008-01-23 03:38:51 C 07 11 06.91 +42 41 59.9 r H51
2008-01-23 03:39:40 C 07 11 06.90 +42 41 59.1 r H51
2008-01-23 22:44:35 C 07 11 02.26 +42 23 45.0 a 233
2008-01-23 22:50:05 C 07 11 02.20 +42 23 39.5 a 233
2008-01-23 22:55:03 C 07 11 02.13 +42 23 34.7 a 233
2008-01-24 19:42:40 C 07 11 01.98 +42 02 52.4 c 434
2008-01-24 19:46:54 C 07 11 01.94 +42 02 48.4 c 434
2008-01-24 19:53:04 C 07 11 01.89 +42 02 42.4 c 434