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
2007-11-16 21:50:16 C 06 48 02.49 +41 36 13.0 o 198
2007-11-17 04:05:10 C 06 48 24.25 +41 38 42.4 c A24
2007-11-17 04:06:37 C 06 48 24.30 +41 38 42.4 c A24
2007-11-17 04:25:01 C 06 48 25.37 +41 38 49.7 c A24
2007-11-17 04:44:53 C 06 48 26.51 +41 38 57.2 c A24
2007-11-17 05:03:17 C 06 48 27.55 +41 39 04.2 c A24
2007-11-17 05:04:44 C 06 48 27.68 +41 39 05.0 c A24
2007-11-21 08:42:06 C 06 54 18.90 +42 18 03.3 r 703
2007-11-21 08:48:26 C 06 54 19.22 +42 18 06.0 r 703
2007-11-21 08:54:46 C 06 54 19.47 +42 18 08.3 r 703
2007-11-21 09:01:04 C 06 54 19.87 +42 18 11.1 r 703
2007-11-29 10:13:09 C 07 04 16.60 +43 33 36.4 r H45
2007-11-29 10:15:34 C 07 04 16.68 +43 33 37.1 r H45
2007-11-29 10:18:49 C 07 04 16.80 +43 33 38.7 r H45
2007-11-29 10:21:06 C 07 04 16.92 +43 33 39.1 r H45
2007-11-29 10:23:32 C 07 04 16.99 +43 33 40.1 r H45
2007-11-30 20:01:27 C 07 05 49.82 +43 46 29.2 o A78
2007-11-30 20:06:25 C 07 05 50.03 +43 46 30.3 o A78
2007-11-30 20:11:26 C 07 05 50.24 +43 46 32.8 o A78
2007-11-30 20:17:44 C 07 05 50.56 +43 46 36.8 o A78
2007-11-30 20:24:02 C 07 05 50.85 +43 46 39.4 o A78
2007-12-04 00:01:57 C 07 08 59.19 +44 15 30.2 c A24
2007-12-04 00:03:24 C 07 08 59.26 +44 15 30.4 c A24
2007-12-05 00:55:53 C 07 09 56.12 +44 24 48.5 c A24
2007-12-05 00:57:21 C 07 09 56.17 +44 24 49.1 c A24
2007-12-05 09:46:47 C 07 10 15.11 +44 28 07.5 r H45
2007-12-06 07:16:34 C 07 11 02.42 +44 36 01.9 r H45
2007-12-06 07:18:44 C 07 11 02.48 +44 36 02.9 r H45
2007-12-06 07:20:42 C 07 11 02.53 +44 36 03.7 r H45
2007-12-06 07:23:42 C 07 11 02.62 +44 36 04.8 r H45
2007-12-06 07:26:02 C 07 11 02.69 +44 36 05.8 r H45
2007-12-14 09:30:47 C 07 16 27.52 +45 41 50.7 r H45
2007-12-14 09:32:51 C 07 16 27.56 +45 41 51.1 r H45
2007-12-14 09:33:45 C 07 16 27.56 +45 41 51.5 r H45
2007-12-14 09:37:19 C 07 16 27.63 +45 41 52.6 r H45
2007-12-16 23:14:34 C 07 17 35.72 +45 59 35.5 c 127
2007-12-16 23:33:33 C 07 17 35.93 +45 59 41.0 c 127
2007-12-16 23:42:48 C 07 17 36.03 +45 59 43.4 c 127
2007-12-16 23:52:52 C 07 17 36.14 +45 59 46.3 c 127
2007-12-17 10:05:47 C 07 17 44.10 +46 02 35.7 r H45
2007-12-17 10:07:18 C 07 17 44.12 +46 02 36.1 r H45
2007-12-17 10:09:16 C 07 17 44.14 +46 02 36.6 r H45
2007-12-17 10:11:48 C 07 17 44.16 +46 02 37.2 r H45
2007-12-17 10:13:54 C 07 17 44.17 +46 02 37.7 r H45
2007-12-17 20:35:57 C 07 17 55.35 +46 05 12.8 c 127
2007-12-17 21:08:45 C 07 17 55.73 +46 05 22.5 c 127
2007-12-17 21:18:07 C 07 17 55.84 +46 05 25.5 c 127
2007-12-18 01:46:08 C 07 17 58.09 +46 06 40.7 c A24
2007-12-18 01:47:14 C 07 17 58.10 +46 06 41.0 c A24
2007-12-18 02:02:49 C 07 17 58.22 +46 06 44.8 c A24