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
2012-08-27 10:43:37 c 23 29 45.015 +00 40 58.63 L F51
2012-08-27 10:56:22 c 23 29 44.443 +00 40 56.69 L F51
2012-08-27 11:00:37 c 23 29 44.272 +00 40 56.11 L F51
2012-08-27 11:04:53 c 23 29 44.060 +00 40 55.49 L F51
2012-09-15 08:24:59 C 23 08 03.76 -00 44 08.9 r G96
2012-09-15 08:31:36 C 23 08 03.40 -00 44 11.3 r G96
2012-09-15 08:38:17 C 23 08 03.08 -00 44 11.1 r G96
2012-09-15 08:44:57 C 23 08 02.76 -00 44 13.3 r G96
2012-09-25 04:04:03 C 22 56 45.85 -01 34 21.9 r G96
2012-09-25 04:12:22 C 22 56 45.45 -01 34 24.0 r G96
2012-09-25 04:20:34 C 22 56 45.06 -01 34 25.2 r G96
2012-09-25 04:28:44 C 22 56 44.66 -01 34 27.0 r G96
2014-06-04 13:17:28 C 20 03 49.561 -30 47 55.74 L F51
2014-06-04 13:33:18 C 20 03 49.021 -30 47 57.87 L F51
2014-06-04 13:49:09 C 20 03 48.479 -30 47 59.87 L F51
2014-06-04 14:04:58 C 20 03 47.934 -30 48 02.02 L F51
2014-06-21 11:09:26 C 19 45 32.264 -31 37 53.23 L F51
2014-06-21 11:26:02 C 19 45 31.299 -31 37 54.74 L F51
2014-06-21 11:42:37 C 19 45 30.338 -31 37 56.53 L F51
2015-09-06 13:07:45 C 00 42 23.320 +12 08 04.23 L F51
2015-09-06 13:25:20 C 00 42 22.659 +12 08 03.61 L F51
2015-09-06 14:20:04 C 00 42 20.622 +12 08 02.38 L F51
2015-09-18 07:29:47 C 00 30 26.29 +11 47 24.6 q 703
2015-09-18 07:36:59 C 00 30 25.86 +11 47 22.7 q 703
2015-09-18 07:44:11 C 00 30 25.56 +11 47 21.1 q 703
2015-09-18 07:51:24 C 00 30 25.15 +11 47 19.8 q 703
2015-09-21 08:26:54 C 00 26 50.91 +11 37 35.4 R G45
2015-09-21 08:44:25 C 00 26 50.00 +11 37 32.8 R G45
2015-09-21 08:52:16 C 00 26 49.63 +11 37 31.2 R G45
2015-09-21 09:00:40 C 00 26 49.14 +11 37 30.1 R G45
2015-09-21 09:25:55 C 00 26 47.82 +11 37 26.6 R G45
2015-09-23 08:23:18 C 00 24 24.56 +11 30 13.7 R G45
2015-09-23 08:32:02 C 00 24 24.09 +11 30 12.0 R G45
2015-09-23 08:39:50 C 00 24 23.73 +11 30 10.6 R G45
2015-09-23 08:55:27 C 00 24 22.84 +11 30 08.1 R G45
2015-09-23 09:04:11 C 00 24 22.43 +11 30 06.7 R G45
2015-09-23 09:22:17 C 00 24 21.48 +11 30 03.8 R G45
2015-09-24 05:04:00 C 00 23 20.59 +11 26 49.5 q 703
2015-09-24 05:16:13 C 00 23 20.03 +11 26 47.4 q 703
2015-09-24 05:28:25 C 00 23 19.38 +11 26 44.8 q 703
2015-09-24 05:40:37 C 00 23 18.72 +11 26 42.6 q 703
2015-10-08 07:15:18 C 00 05 11.44 +10 15 21.1 q 703
2015-10-08 07:22:30 C 00 05 11.07 +10 15 19.3 q 703
2015-10-08 07:29:43 C 00 05 10.65 +10 15 17.6 q 703
2015-10-08 07:36:55 C 00 05 10.28 +10 15 15.8 q 703
2015-10-14 03:57:28 C 23 57 51.99 +09 39 34.5 q 703
2015-10-14 04:19:27 C 23 57 50.93 +09 39 31.2 q 703
2015-11-06 06:12:27 C 23 36 38.882 +07 27 22.73 L F51
2015-11-06 06:33:14 C 23 36 38.366 +07 27 18.78 L F51
2015-11-06 06:49:22 C 23 36 37.963 +07 27 15.78 L F51