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
2021-12-12 07:42:47 C 09 20 07.66 +35 15 28.9 V 703
2021-12-13 14:10:32 C 09 23 40.65 +35 05 25.2 V T08
2021-12-13 14:51:23 C 09 23 45.16 +35 05 11.0 V T08
2021-12-13 15:12:10 C 09 23 47.46 +35 05 03.2 V T08
2021-12-13 15:47:22 C 09 23 51.37 +35 04 50.9 V T08
2021-12-16 11:21:07 C 09 31 43.77 +34 39 36.1 V 703
2021-12-16 11:29:28 C 09 31 44.71 +34 39 32.7 V 703
2021-12-16 11:37:53 C 09 31 45.62 +34 39 29.2 V 703
2021-12-16 11:46:36 C 09 31 46.58 +34 39 25.7 V 703
2021-12-17 08:34:26 C 09 34 12.08 +34 30 54.5 V G96
2021-12-17 08:43:19 C 09 34 13.07 +34 30 51.0 V G96
2021-12-17 08:52:13 C 09 34 14.05 +34 30 47.4 V G96
2021-12-17 09:01:06 C 09 34 15.03 +34 30 44.0 V G96
2021-12-17 11:12:54 C 09 34 30.60 +34 29 51.9 V T08
2021-12-17 11:15:33 C 09 34 30.87 +34 29 50.8 V T08
2021-12-17 11:25:30 C 09 34 31.97 +34 29 47.1 V T08
2021-12-17 11:38:06 C 09 34 33.36 +34 29 42.0 V T08
2021-12-17 17:32:06 C 09 35 14.10 +34 27 08.7 V D29
2021-12-17 17:50:53 C 09 35 16.18 +34 27 01.1 V D29
2021-12-17 18:09:40 C 09 35 18.25 +34 26 53.6 V D29
2021-12-21 02:17:26 C 09 44 28.86 +33 50 01.8 X K87
2021-12-21 02:20:36 C 09 44 29.13 +33 49 59.9 X K87
2021-12-21 02:23:46 C 09 44 29.52 +33 49 58.5 X K87
2021-12-25 13:03:35 C 09 56 29.30 +32 52 06.0 V T08
2021-12-25 13:04:55 C 09 56 29.44 +32 52 05.5 V T08
2021-12-25 13:05:34 C 09 56 29.50 +32 52 04.9 V T08
2021-12-25 13:08:15 C 09 56 29.78 +32 52 03.4 V T08
2021-12-25 13:08:56 C 09 56 29.85 +32 52 03.1 V T08
2021-12-25 13:12:15 C 09 56 30.20 +32 52 00.9 V T08
2021-12-25 13:14:16 C 09 56 30.40 +32 51 59.8 V T08
2021-12-25 13:14:55 C 09 56 30.48 +32 51 59.4 V T08
2021-12-25 13:19:57 C 09 56 30.99 +32 51 56.3 V T08
2021-12-25 13:22:36 C 09 56 31.27 +32 51 55.0 V T08
2022-01-04 09:26:37 C 10 21 37.88 +30 00 00.8 V G96
2022-01-04 09:34:04 C 10 21 38.59 +29 59 54.5 V G96
2022-01-04 09:41:32 C 10 21 39.29 +29 59 48.1 V G96
2022-01-04 09:49:00 C 10 21 39.99 +29 59 41.7 V G96
2022-01-08 09:03:36 C 10 31 03.38 +28 30 42.3 V 703
2022-01-08 09:11:12 C 10 31 04.06 +28 30 34.9 V 703
2022-01-08 09:18:48 C 10 31 04.78 +28 30 27.3 V 703
2022-01-08 09:26:25 C 10 31 05.40 +28 30 19.9 V 703
2022-01-08 12:37:05 C 10 31 23.67 +28 27 14.6 V T05
2022-01-08 12:39:43 C 10 31 23.90 +28 27 12.0 V T05
2022-01-08 12:43:40 C 10 31 24.25 +28 27 08.1 V T05
2022-01-08 12:52:14 C 10 31 25.00 +28 26 59.5 V T05
2022-01-08 21:33:06 B 10 32 13.85 +28 18 09.9 V O47
2022-01-08 21:48:37 B 10 32 15.20 +28 17 53.9 V O47
2022-01-08 22:04:09 B 10 32 16.55 +28 17 37.8 V O47
2022-01-10 11:36:27 C 10 35 50.20 +27 38 24.3 V T08
2022-01-10 11:40:35 C 10 35 50.56 +27 38 20.0 V T08