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
2008-02-03 06:20:43 C 07 13 25.88 +37 28 56.9 16.2 c 704
2008-02-03 18:32:55 C 07 13 45.22 +37 11 35.7 r A35
2008-02-03 18:34:45 C 07 13 45.25 +37 11 33.2 r A35
2008-02-03 18:36:37 C 07 13 45.29 +37 11 30.6 r A35
2008-02-03 18:38:27 C 07 13 45.32 +37 11 28.1 r A35
2008-02-03 18:40:18 C 07 13 45.36 +37 11 25.7 r A35
2008-02-06 02:30:12 C 07 15 19.26 +35 50 34.0 c 711
2008-02-06 02:35:58 C 07 15 19.39 +35 50 25.5 c 711
2008-02-06 03:27:56 C 07 15 20.52 +35 49 10.3 c 711
2008-02-06 03:33:41 C 07 15 20.65 +35 49 01.9 c 711
2008-02-06 04:25:43 C 07 15 21.73 +35 47 45.5 c 711
2008-02-07 05:13:13 C 07 16 10.32 +35 10 19.1 15.4 c 704
2008-02-07 05:32:13 C 07 16 10.77 +35 09 49.8 16.0 c 704
2008-02-07 05:49:36 C 07 16 11.20 +35 09 23.4 15.7 c 704
2008-02-07 06:07:00 C 07 16 11.63 +35 08 56.3 15.7 c 704
2008-02-07 06:24:40 C 07 16 12.03 +35 08 29.2 15.6 c 704
2008-02-07 07:13:15 C 07 16 12.81 +35 07 10.0 r H45
2008-02-07 07:15:08 C 07 16 12.86 +35 07 07.1 r H45
2008-02-07 07:16:48 C 07 16 12.91 +35 07 04.4 r H45
2008-02-07 07:22:47 C 07 16 13.08 +35 06 55.0 r H45
2008-02-07 07:28:47 C 07 16 13.23 +35 06 45.4 r H45
2008-02-08 20:56:49 C 07 17 38.97 +34 08 34.2 c J93
2008-02-08 20:59:16 C 07 17 39.02 +34 08 30.4 c J93
2008-02-08 21:01:45 C 07 17 39.12 +34 08 26.9 c J93
2008-02-09 05:24:03 C 07 17 58.60 +33 55 25.2 w 699
2008-02-09 06:00:05 C 07 17 59.68 +33 54 28.0 w 699
2008-02-09 06:36:07 C 07 18 00.76 +33 53 30.5 w 699
2008-02-09 07:12:14 C 07 18 01.87 +33 52 32.3 w 699
2008-02-09 07:15:16 C 07 18 01.35 +33 52 24.2 r H45
2008-02-09 07:16:41 C 07 18 01.39 +33 52 21.9 r H45
2008-02-09 07:18:21 C 07 18 01.45 +33 52 19.1 r H45
2008-02-09 07:20:15 C 07 18 01.51 +33 52 16.0 r H45
2008-02-09 07:22:27 C 07 18 01.58 +33 52 12.4 r H45
2008-02-12 19:46:00 C 07 21 55.66 +31 34 41.4 r J94
2008-02-12 19:57:32 C 07 21 56.17 +31 34 22.4 r J94
2008-02-12 20:14:47 C 07 21 56.93 +31 33 54.3 r J94
2008-02-12 20:22:49 C 07 21 56.96 +31 33 42.9 o 510
2008-02-12 20:25:55 C 07 21 57.12 +31 33 37.8 o 510
2008-02-12 20:29:04 C 07 21 57.24 +31 33 33.0 o 510
2008-02-13 03:42:18 C 07 22 19.73 +31 21 39.5 15.5 c 704
2008-02-13 03:59:18 C 07 22 20.43 +31 21 11.1 15.4 c 704
2008-02-13 04:07:35 C 07 22 21.03 +31 20 57.2 r 703
2008-02-13 04:15:29 C 07 22 21.36 +31 20 44.1 r 703
2008-02-13 04:16:20 C 07 22 21.15 +31 20 42.8 15.7 c 704
2008-02-13 04:23:18 C 07 22 21.68 +31 20 31.1 r 703
2008-02-13 04:31:09 C 07 22 22.00 +31 20 18.0 r 703
2008-02-13 04:33:23 C 07 22 21.87 +31 20 14.6 15.9 c 704
2008-02-13 04:50:26 C 07 22 22.57 +31 19 46.1 15.6 c 704
2008-02-13 20:50:10 C 07 23 13.23 +30 52 45.0 o A57
2008-02-13 20:54:12 C 07 23 13.41 +30 52 38.2 o A57