2017 TF4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2424296620 ± 2.00e+00
Semi-major axis (a)1.0919080089 AU ± 3.00e+00
Inclination (i)60.73990805° ± 4.00e+00
Long. of Asc. Node (Ω)19.94075423° ± 5.00e+00
Arg. of Perihelion (ω)103.31457052° ± 6.00e+00
Mean Anomaly (M)321.63039531° ± 3.21e-01
Mean Motion (n)0.8640125600°/day ± 3.56e+00
Perihelion dist (q)0.82709910 AU ± 3.15e+00
Aphelion dist (Q)1.35639830 AU ± 4.32e+00
Orbital Period1.14073310 yr ± 4.70e+00
Physical Parameters
H (abs. magnitude)23.30
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.399″
Uncertainty3
Orbit TypeApollo
MOID0.027794 AU
Observations Used74
Oppositions1
Arc Total2017-2017
First Observation Used
Last Observation Used2017-10-19
Observations (75)
Date Type RA Dec Mag Band Observatory
2017-10-11 11:06:57 C 02 09 28.506 -06 29 37.37 V F51
2017-10-11 11:24:47 C 02 09 08.095 -06 26 29.05 V F51
2017-10-11 11:42:35 C 02 08 47.683 -06 23 20.53 V F51
2017-10-11 12:00:26 C 02 08 27.160 -06 20 10.98 V F51
2017-10-13 06:59:35 C 01 13 21.60 +02 30 14.2 U 703
2017-10-13 07:06:43 C 01 13 11.16 +02 31 53.4 U 703
2017-10-13 07:13:51 C 01 13 00.85 +02 33 30.9 U 703
2017-10-13 08:22:03 C 01 11 21.34 +02 49 16.0 U 703
2017-10-13 08:22:38 C 01 11 20.47 +02 49 24.0 U 703
2017-10-13 08:23:47 C 01 11 18.77 +02 49 39.2 U 703
2017-10-13 10:29:01 C 01 08 15.49 +03 18 41.4 U 703
2017-10-13 10:29:36 C 01 08 14.64 +03 18 49.4 U 703
2017-10-13 10:30:11 C 01 08 13.83 +03 18 58.3 U 703
2017-10-13 10:30:45 C 01 08 12.97 +03 19 05.5 U 703
2017-10-13 18:33:52 C 00 56 29.40 +05 12 25.9 19.2 U B04
2017-10-13 18:38:37 C 00 56 22.28 +05 13 33.5 19.1 U B04
2017-10-13 18:43:25 C 00 56 15.07 +05 14 42.0 18.7 U B04
2017-10-13 18:52:53 C 00 56 00.78 +05 16 57.3 18.6 U B04
2017-10-13 19:12:56 C 00 55 30.36 +05 21 41.8 q 151
2017-10-13 19:17:18 C 00 55 23.77 +05 22 43.8 q 151
2017-10-13 19:19:59 C 00 55 19.57 +05 23 19.8 q A17
2017-10-13 19:21:38 C 00 55 17.22 +05 23 46.1 q 151
2017-10-13 19:25:58 C 00 55 10.68 +05 24 47.5 q 151
2017-10-13 19:33:38 C 00 54 58.94 +05 26 35.1 q A17
2017-10-13 19:47:40 C 00 54 37.75 +05 29 55.1 q A17
2017-10-13 19:52:29 C 00 54 30.58 +05 31 11.4 q 160
2017-10-13 19:54:46 C 00 54 27.19 +05 31 44.0 q 160
2017-10-13 19:57:02 C 00 54 23.76 +05 32 16.6 q 160
2017-10-13 19:59:19 C 00 54 20.33 +05 32 48.6 q 160
2017-10-13 20:01:35 C 00 54 16.85 +05 33 21.3 q 160
2017-10-13 20:03:52 C 00 54 13.39 +05 33 53.8 q 160
2017-10-13 20:19:09 C 00 53 50.19 +05 37 29.7 U 204
2017-10-13 20:25:21 C 00 53 40.75 +05 38 58.4 U 204
2017-10-13 20:31:31 C 00 53 31.35 +05 40 26.7 U 204
2017-10-13 20:37:43 C 00 53 21.92 +05 41 55.3 U 204
2017-10-13 20:43:54 C 00 53 12.50 +05 43 23.8 U 204
2017-10-13 22:58:43 C 00 49 45.99 +06 15 35.9 18.5 u 104
2017-10-13 23:02:17 C 00 49 40.50 +06 16 27.4 18.5 t K63
2017-10-13 23:06:00 C 00 49 34.82 +06 17 20.7 18.8 t K63
2017-10-13 23:07:41 C 00 49 32.22 +06 17 44.1 18.4 u 104
2017-10-13 23:12:33 C 00 49 24.69 +06 18 54.6 18.7 t K63
2017-10-13 23:12:46 C 00 49 24.38 +06 18 57.2 18.3 u 104
2017-10-13 23:30:16 C 00 48 56.86 +06 23 02.7 18.2 o K88
2017-10-13 23:33:47 C 00 48 51.47 +06 23 53.2 18.5 o K88
2017-10-13 23:37:26 C 00 48 45.77 +06 24 46.3 18.5 o K88
2017-10-14 09:19:03 C 00 33 48.47 +08 44 16.0 U G96
2017-10-14 09:19:22 C 00 33 47.96 +08 44 20.8 U G96
2017-10-14 09:19:43 C 00 33 47.39 +08 44 25.8 U G96
2017-10-14 09:20:03 C 00 33 46.88 +08 44 30.6 U G96
2017-10-14 18:42:38 C 00 19 10.62 +10 57 46.7 U 587