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
2019-02-28 03:01:24 C 03 06 50.88 +24 48 27.3 V 703
2019-02-28 03:17:46 C 03 06 53.16 +24 48 33.0 V 703
2019-02-28 03:25:56 C 03 06 54.39 +24 48 35.7 V 703
2019-03-04 02:59:24 C 03 18 34.50 +25 07 48.7 V 703
2019-03-04 03:14:30 C 03 18 36.29 +25 07 52.1 V 703
2019-03-04 03:22:02 C 03 18 37.25 +25 07 53.3 V 703
2019-03-25 11:26:10 C 04 28 32.01 +26 11 34.6 q D29
2019-03-25 11:43:59 C 04 28 34.64 +26 11 33.9 q D29
2019-03-25 11:45:16 C 04 28 34.92 +26 11 33.7 q D29
2019-03-25 12:03:04 C 04 28 37.44 +26 11 34.5 q D29
2019-03-25 12:04:21 C 04 28 37.62 +26 11 34.1 q D29
2019-04-14 02:55:25 C 05 41 47.58 +25 28 25.5 V G96
2019-04-14 03:04:26 C 05 41 49.00 +25 28 23.7 V G96
2019-04-14 03:13:25 C 05 41 50.51 +25 28 21.1 V G96
2019-04-14 03:22:22 C 05 41 51.92 +25 28 19.2 V G96
2020-07-17 11:17:16 C 22 06 41.224 -14 34 52.26 U F51
2020-07-17 11:34:01 C 22 06 40.643 -14 34 54.33 U F51
2020-07-17 11:50:43 C 22 06 40.045 -14 34 56.58 U F51
2020-07-17 12:07:27 C 22 06 39.449 -14 34 58.53 U F51
2020-07-28 11:06:56 C 21 56 16.550 -15 11 56.55 U F51
2020-07-28 11:24:14 C 21 56 15.780 -15 11 59.40 U F51
2020-07-28 11:41:33 C 21 56 15.022 -15 12 02.23 U F51
2020-07-28 11:58:52 C 21 56 14.252 -15 12 05.01 U F51
2020-08-11 08:18:35 C 21 40 18.918 -16 04 37.21 U F51
2020-08-11 08:33:27 C 21 40 18.154 -16 04 39.66 U F51
2020-08-11 08:48:18 C 21 40 17.382 -16 04 42.00 U F51
2020-08-16 09:04:03 C 21 34 12.972 -16 22 53.27 U F51
2020-08-16 09:18:01 C 21 34 12.247 -16 22 55.44 U F51
2020-08-16 09:31:59 C 21 34 11.536 -16 22 57.46 U F51
2020-08-16 09:45:57 C 21 34 10.804 -16 22 59.66 U F51
2020-08-22 10:03:43 C 21 26 59.876 -16 42 52.91 U F51
2020-08-22 10:21:30 C 21 26 58.976 -16 42 55.15 U F51
2020-08-22 10:39:15 C 21 26 58.090 -16 42 57.47 U F51
2020-09-11 07:16:59 C 21 06 57.380 -17 25 07.56 U F51
2020-09-11 07:33:22 C 21 06 56.815 -17 25 08.33 U F51
2020-09-11 07:49:46 C 21 06 56.242 -17 25 08.96 U F51
2020-09-12 06:51:45 C 21 06 11.433 -17 26 07.40 U F52
2020-09-12 07:02:55 C 21 06 11.056 -17 26 08.07 U F52
2020-09-12 07:25:31 C 21 06 10.294 -17 26 09.05 U F52
2020-09-16 06:26:17 C 21 03 20.885 -17 29 06.60 U F51
2020-09-16 06:41:15 C 21 03 20.475 -17 29 06.79 U F51
2020-09-16 06:56:43 C 21 03 20.017 -17 29 07.18 U F51
2020-09-16 07:11:48 C 21 03 19.583 -17 29 07.65 U F51
2021-07-17 13:39:47 C 03 14 19.579 +24 18 23.59 U F51
2021-07-17 13:50:54 C 03 14 20.494 +24 18 28.32 U F51
2021-07-17 14:02:06 C 03 14 21.396 +24 18 33.23 U F51
2021-07-17 14:13:23 C 03 14 22.314 +24 18 37.90 U F51
2021-10-16 10:30:22 C 06 41 36.44 +35 44 15.6 V G96
2021-10-16 10:46:53 C 06 41 38.21 +35 44 18.6 V G96
2021-10-16 10:55:09 C 06 41 39.10 +35 44 20.0 V G96