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
2018-11-29 05:37:22 C 01 11 04.90 +24 09 22.6 V 703
2018-11-29 05:52:42 C 01 11 04.19 +24 09 15.7 V 703
2018-11-29 06:00:23 C 01 11 03.95 +24 09 13.0 V 703
2018-11-29 08:55:10 C 01 10 58.37 +24 08 16.8 U T05
2018-11-29 09:09:32 C 01 10 57.90 +24 08 12.5 U T05
2018-11-29 09:24:12 C 01 10 57.45 +24 08 07.1 U T05
2018-11-29 09:38:43 C 01 10 56.90 +24 08 01.9 U T05
2018-12-01 08:19:28 C 01 09 34.97 +23 52 41.3 U T08
2018-12-01 08:47:51 C 01 09 34.14 +23 52 33.6 U T08
2018-12-01 08:48:31 C 01 09 34.19 +23 52 33.4 U T08
2018-12-01 10:06:33 C 01 09 31.87 +23 52 07.1 U T05
2018-12-01 10:17:49 C 01 09 31.53 +23 52 02.9 U T05
2018-12-01 10:21:49 C 01 09 31.46 +23 52 01.1 U T08
2018-12-01 10:29:55 C 01 09 31.19 +23 51 58.5 U T05
2018-12-01 10:34:40 C 01 09 31.06 +23 51 58.1 U T08
2018-12-01 10:40:35 C 01 09 30.89 +23 51 55.1 U T05
2018-12-01 10:42:48 C 01 09 30.83 +23 51 54.3 U T08
2018-12-01 10:52:07 C 01 09 30.49 +23 51 51.4 U T05
2018-12-01 11:02:39 C 01 09 30.31 +23 51 47.7 U T05
2018-12-01 11:13:58 C 01 09 29.92 +23 51 44.2 U T05
2018-12-01 11:25:23 C 01 09 29.61 +23 51 40.0 U T05
2018-12-07 08:24:36 C 01 06 36.62 +23 08 24.0 U T05
2018-12-07 08:25:15 C 01 06 36.57 +23 08 24.1 U T05
2018-12-07 08:32:46 C 01 06 36.42 +23 08 21.6 U T05
2018-12-07 08:36:52 C 01 06 36.30 +23 08 20.3 U T05
2018-12-07 08:37:34 C 01 06 36.41 +23 08 19.8 U T05
2018-12-07 09:04:19 C 01 06 35.94 +23 08 10.6 U T05
2018-12-09 20:14:21 C 01 05 56.73 +22 51 45.8 19.3 q J43
2018-12-09 20:26:49 C 01 05 56.57 +22 51 42.3 19.5 q J43
2018-12-09 20:39:14 C 01 05 56.44 +22 51 39.1 19.3 q J43
2018-12-09 20:51:43 C 01 05 56.30 +22 51 35.9 19.5 q J43
2019-01-08 02:46:33 C 01 21 13.63 +21 24 15.8 I41
2019-01-08 03:48:02 C 01 21 16.52 +21 24 17.1 I41
2019-01-10 02:42:54 C 01 23 39.88 +21 25 41.8 I41
2019-01-10 02:59:11 C 01 23 40.70 +21 25 42.2 I41
2019-01-10 03:56:17 C 01 23 43.60 +21 25 44.1 I41
2019-01-10 03:58:54 C 01 23 43.72 +21 25 44.3 I41
2019-01-11 02:42:44 C 01 24 56.67 +21 26 43.6 I41
2019-01-11 03:47:43 C 01 25 00.07 +21 26 46.6 I41
2019-01-12 03:30:42 C 01 26 18.37 +21 28 01.7 V 703
2019-01-12 03:38:15 C 01 26 18.73 +21 28 01.5 V 703
2019-01-12 03:45:48 C 01 26 19.16 +21 28 01.4 V 703
2019-01-12 03:53:20 C 01 26 19.56 +21 28 01.7 V 703
2019-01-25 06:00:23 C 01 47 01.251 +22 01 43.72 U F51
2019-01-25 06:19:08 C 01 47 02.632 +22 01 46.51 U F51
2019-01-25 06:37:53 C 01 47 04.010 +22 01 49.19 U F51
2019-01-25 06:56:36 C 01 47 05.396 +22 01 51.84 U F51
2019-02-08 03:13:57 C 02 15 23.09 +23 03 22.1 V 703
2019-02-08 03:29:02 C 02 15 24.60 +23 03 23.4 V 703
2019-02-08 03:36:35 C 02 15 25.25 +23 03 24.5 V 703