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
2008-02-13 20:58:14 C 07 23 13.59 +30 52 31.4 o A57
2008-02-13 21:01:50 C 07 23 13.71 +30 52 26.0 r A81
2008-02-13 21:02:17 C 07 23 13.78 +30 52 24.7 o A57
2008-02-13 21:05:45 C 07 23 13.87 +30 52 19.5 r A81
2008-02-13 21:09:41 C 07 23 14.05 +30 52 12.7 r A81
2008-02-15 20:29:11 C 07 25 54.65 +29 31 21.7 r J94
2008-02-15 21:02:47 C 07 25 56.39 +29 30 24.6 r J94
2008-02-15 21:18:38 C 07 25 57.21 +29 29 57.3 r J94
2008-02-22 21:01:14 C 07 37 16.27 +24 35 06.8 15.1 r B61
2008-02-22 21:53:54 C 07 37 19.77 +24 33 33.4 15.4 r B61
2008-02-23 00:25:25 C 07 37 30.28 +24 29 00.9 c J34
2008-02-23 00:50:34 C 07 37 32.02 +24 28 15.2 c J34
2008-02-23 01:07:51 C 07 37 33.22 +24 27 43.9 c J34
2008-02-23 21:16:17 C 07 39 07.29 +23 51 56.2 15.6 r B61
2008-02-23 22:09:14 C 07 39 10.89 +23 50 21.4 15.1 r B61
2008-02-24 18:33:02 C 07 40 48.13 +23 13 59.4 r A78
2008-02-24 18:39:37 C 07 40 48.62 +23 13 47.8 r A78
2008-02-24 18:46:37 C 07 40 49.11 +23 13 35.3 r A78
2008-02-24 18:53:39 C 07 40 49.63 +23 13 23.0 r A78
2008-02-24 19:00:15 C 07 40 50.10 +23 13 11.5 r A78
2008-02-24 20:43:29 C 07 40 57.52 +23 10 06.5 o B50
2008-02-24 21:07:56 C 07 40 59.24 +23 09 23.1 o B50
2008-02-24 21:39:39 C 07 41 01.61 +23 08 25.6 o B50
2008-02-24 21:47:31 C 07 41 02.18 +23 08 11.1 o B50
2008-02-24 22:56:28 C 07 41 07.53 +23 06 07.0 c J93
2008-02-24 22:59:32 C 07 41 07.71 +23 06 01.7 c J93
2008-02-24 23:02:34 C 07 41 07.92 +23 05 55.9 c J93
2008-02-27 00:13:01 C 07 45 07.69 +21 38 32.8 c J93
2008-02-27 00:15:48 C 07 45 07.94 +21 38 27.4 c J93
2008-02-27 00:18:37 C 07 45 08.16 +21 38 21.7 c J93
2008-02-27 06:32:43 C 07 45 39.29 +21 27 30.4 15.6 c 704
2008-02-27 06:49:25 C 07 45 40.58 +21 27 00.1 15.8 c 704
2008-02-27 07:06:20 C 07 45 41.87 +21 26 29.6 15.8 c 704
2008-02-27 07:23:00 C 07 45 43.15 +21 25 59.7 15.7 c 704
2008-02-27 07:39:43 C 07 45 44.45 +21 25 29.6 15.9 c 704
2008-02-28 03:44:27 C 07 47 28.25 +20 50 03.1 15.5 c 704
2008-02-28 04:00:58 C 07 47 29.52 +20 49 34.2 15.6 c 704
2008-02-28 04:17:24 C 07 47 30.77 +20 49 04.7 15.8 c 704
2008-02-28 04:33:53 C 07 47 32.06 +20 48 37.7 17.0 c 704
2008-02-28 04:50:26 C 07 47 33.29 +20 48 06.4 15.8 c 704
2008-03-02 19:02:48 C 07 55 10.47 +18 17 12.5 r 106
2008-03-02 19:15:44 C 07 55 11.58 +18 16 50.1 r 106
2008-03-02 19:28:40 C 07 55 12.62 +18 16 28.0 r 106
2008-03-02 19:41:37 C 07 55 13.68 +18 16 05.7 r 106
2008-03-02 21:05:59 C 07 55 20.88 +18 13 40.9 r B09
2008-03-02 21:14:13 C 07 55 21.56 +18 13 26.5 r B09
2008-03-02 22:26:22 C 07 55 28.34 +18 11 31.1 c J46
2008-03-02 22:30:33 C 07 55 28.68 +18 11 23.6 c J46
2008-03-02 22:35:31 C 07 55 29.07 +18 11 15.1 c J46
2008-03-03 00:31:02 C 07 55 38.43 +18 07 45.8 o B61