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
2018-10-28 08:24:46 C 01 54 00.17 +27 44 23.0 V 703
2018-10-29 08:05:52 C 01 52 25.82 +27 41 10.6 V G96
2018-10-29 08:13:16 C 01 52 25.30 +27 41 09.6 V G96
2018-10-29 08:23:04 C 01 52 24.64 +27 41 08.1 V G96
2018-10-29 08:30:28 C 01 52 24.11 +27 41 07.1 V G96
2018-11-03 05:24:40 C 01 44 34.22 +27 20 41.5 V 703
2018-11-03 05:32:15 C 01 44 33.65 +27 20 39.6 V 703
2018-11-03 05:39:52 C 01 44 33.13 +27 20 38.2 V 703
2018-11-03 05:47:32 C 01 44 32.63 +27 20 37.0 V 703
2018-11-04 23:05:02 C 01 41 46.99 +27 11 38.7 19.1 q J43
2018-11-04 23:17:50 C 01 41 46.12 +27 11 35.9 18.8 q J43
2018-11-04 23:30:32 C 01 41 45.23 +27 11 32.7 18.8 q J43
2018-11-04 23:43:06 C 01 41 44.34 +27 11 30.1 18.7 q J43
2018-11-05 11:10:24 C 01 40 58.39 +27 08 52.6 U T05
2018-11-05 11:17:07 C 01 40 57.92 +27 08 50.5 U T05
2018-11-05 11:34:28 C 01 40 56.73 +27 08 46.6 U T05
2018-11-05 11:45:12 C 01 40 56.02 +27 08 43.6 U T05
2018-11-08 05:25:12 C 01 36 37.94 +26 52 20.4 V 703
2018-11-08 05:32:46 C 01 36 37.35 +26 52 18.3 V 703
2018-11-08 05:40:20 C 01 36 36.90 +26 52 16.7 V 703
2018-11-08 05:47:55 C 01 36 36.39 +26 52 14.4 V 703
2018-11-09 10:31:31 C 01 34 45.245 +26 44 30.14 U F52
2018-11-09 10:47:01 C 01 34 44.216 +26 44 25.75 U F52
2018-11-09 11:02:29 C 01 34 43.193 +26 44 21.30 U F52
2018-11-09 11:18:01 C 01 34 42.168 +26 44 16.86 U F52
2018-11-10 04:32:19 C 01 33 37.23 +26 39 30.1 V 703
2018-11-10 04:47:36 C 01 33 36.09 +26 39 22.1 V 703
2018-11-10 04:55:22 C 01 33 35.58 +26 39 19.8 V 703
2018-11-13 21:41:42 C 01 28 09.70 +26 12 47.5 q C95
2018-11-13 21:48:29 C 01 28 09.21 +26 12 46.6 q C95
2018-11-13 21:55:15 C 01 28 08.85 +26 12 44.9 q C95
2018-11-15 05:15:41 C 01 26 19.61 +26 02 51.4 V 703
2018-11-15 05:22:10 C 01 26 19.21 +26 02 49.0 V 703
2018-11-15 05:28:39 C 01 26 18.87 +26 02 47.0 V 703
2018-11-15 05:35:07 C 01 26 18.41 +26 02 46.0 V 703
2018-11-17 03:07:40 C 01 23 46.19 +25 47 56.2 V G96
2018-11-17 03:13:04 C 01 23 45.86 +25 47 54.6 V 703
2018-11-17 03:15:42 C 01 23 45.73 +25 47 53.7 V G96
2018-11-17 03:21:23 C 01 23 45.40 +25 47 50.9 V 703
2018-11-17 03:23:43 C 01 23 45.27 +25 47 51.3 V G96
2018-11-17 03:29:41 C 01 23 44.98 +25 47 49.3 V 703
2018-11-17 03:31:46 C 01 23 44.83 +25 47 48.6 V G96
2018-11-17 03:38:00 C 01 23 44.46 +25 47 45.7 V 703
2018-11-18 00:38:00 C 01 22 36.89 +25 40 48.0 q W34
2018-11-18 00:53:20 C 01 22 36.07 +25 40 43.0 q W34
2018-11-18 01:09:55 C 01 22 35.22 +25 40 37.5 q W34
2018-11-29 01:26:02 C 01 11 13.36 +24 10 44.7 V G96
2018-11-29 01:34:06 C 01 11 13.09 +24 10 43.4 V G96
2018-11-29 01:42:08 C 01 11 12.81 +24 10 39.4 V G96
2018-11-29 01:50:10 C 01 11 12.53 +24 10 36.9 V G96