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
2008-01-24 19:55:21 C 07 11 01.86 +42 02 40.2 c 434
2008-01-24 19:57:19 C 07 11 01.85 +42 02 38.3 c 434
2008-01-24 21:42:13 C 07 11 00.84 +42 00 56.1 r A81
2008-01-24 21:46:16 C 07 11 00.81 +42 00 52.1 r A81
2008-01-24 21:50:40 C 07 11 00.76 +42 00 47.7 r A81
2008-01-24 21:54:54 C 07 11 00.72 +42 00 43.3 r A81
2008-01-27 03:20:03 C 07 11 08.12 +41 03 46.9 r 726
2008-01-27 03:24:14 C 07 11 07.99 +41 03 43.6 r 726
2008-01-27 03:28:23 C 07 11 08.21 +41 03 39.3 r 726
2008-01-27 03:32:34 C 07 11 08.11 +41 03 34.4 r 726
2008-01-27 03:36:45 C 07 11 08.05 +41 03 29.7 r 726
2008-01-27 03:40:55 C 07 11 08.03 +41 03 25.2 r 726
2008-01-27 14:22:54 C 07 11 10.06 +40 51 32.6 r 379
2008-01-27 14:24:30 C 07 11 10.05 +40 51 30.8 r 379
2008-01-27 14:26:06 C 07 11 10.06 +40 51 29.2 r 379
2008-01-27 14:29:17 C 07 11 10.06 +40 51 25.2 r 379
2008-01-27 14:32:29 C 07 11 10.05 +40 51 21.3 r 379
2008-01-27 14:51:06 C 07 11 09.92 +40 51 00.1 r 379
2008-01-27 14:54:18 C 07 11 09.91 +40 50 56.6 r 379
2008-01-27 14:55:54 C 07 11 09.90 +40 50 54.8 r 379
2008-01-27 14:57:31 C 07 11 09.88 +40 50 52.6 r 379
2008-01-28 03:57:10 C 07 11 16.20 +40 35 59.4 r H53
2008-01-28 03:58:52 C 07 11 16.20 +40 35 57.6 r H53
2008-01-28 03:59:56 C 07 11 16.20 +40 35 56.2 r H53
2008-01-28 04:00:58 C 07 11 16.18 +40 35 55.1 r H53
2008-01-28 04:02:01 C 07 11 16.17 +40 35 54.0 r H53
2008-01-28 04:03:07 C 07 11 16.19 +40 35 52.5 r H53
2008-01-31 04:29:04 C 07 12 03.70 +39 07 42.9 r 703
2008-01-31 04:50:57 C 07 12 03.81 +39 07 15.4 r 703
2008-01-31 04:52:03 C 07 12 02.86 +39 07 11.2 r H53
2008-01-31 04:54:52 C 07 12 02.87 +39 07 07.4 r H53
2008-01-31 04:57:24 C 07 12 02.89 +39 07 04.3 r H53
2008-01-31 04:58:26 C 07 12 02.94 +39 07 03.2 r H53
2008-01-31 04:59:39 C 07 12 02.90 +39 07 01.5 r H53
2008-01-31 05:00:46 C 07 12 02.95 +39 06 59.7 r H53
2008-01-31 05:34:22 C 07 12 03.96 +39 06 20.9 r 703
2008-01-31 14:24:30 C 07 12 11.16 +38 54 56.3 r 379
2008-01-31 14:27:42 C 07 12 11.17 +38 54 52.3 r 379
2008-01-31 14:30:53 C 07 12 11.19 +38 54 48.1 r 379
2008-01-31 14:49:31 C 07 12 11.30 +38 54 23.4 r 379
2008-01-31 14:52:42 C 07 12 11.31 +38 54 18.9 r 379
2008-01-31 14:55:54 C 07 12 11.33 +38 54 14.6 r 379
2008-02-02 05:05:23 C 07 12 53.91 +38 03 41.0 15.9 c 704
2008-02-02 05:22:21 C 07 12 54.06 +38 03 18.3 15.9 c 704
2008-02-02 05:39:59 C 07 12 54.24 +38 02 54.3 15.8 c 704
2008-02-02 05:56:56 C 07 12 54.38 +38 02 31.3 15.9 c 704
2008-02-02 06:13:52 C 07 12 54.59 +38 02 08.0 16.9 c 704
2008-02-03 05:12:49 C 07 13 25.12 +37 30 32.5 15.6 c 704
2008-02-03 05:29:40 C 07 13 25.28 +37 30 08.4 15.8 c 704
2008-02-03 06:03:40 C 07 13 25.68 +37 29 21.0 16.2 c 704