IAA RAS IAA Minor Planet Database

1999 TT16

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6631598353 ± 8.09e-08
Semi-major axis (a)2.1567885373 AU ± 3.26e-08
Inclination (i)1.98749051° ± 6.42e-06
Long. of Asc. Node (Ω)327.10594893° ± 3.10e-04
Arg. of Perihelion (ω)149.65360329° ± 3.04e-04
Mean Anomaly (M)48.10354057° ± 1.46e-05
Mean Motion (n)0.3111722973°/day ± 7.06e-09
Perihelion dist (q)0.72649301 AU ± 1.75e-07
Aphelion dist (Q)3.58708407 AU ± 1.83e-07
Orbital Period3.16746154 yr ± 7.19e-08
Physical Parameters
H (abs. magnitude)19.94
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.487″
Uncertainty0
Orbit TypeApollo
MOID0.022753 AU
Observations Used471
Oppositions14
Arc Total1999-2019
First Observation Used1999-10-09
Last Observation Used2019-05-27
Observations (800)
Date Type RA Dec Mag Band Observatory
2019-04-16 03:14:33 S 13 17 55.709 -19 01 58.19 – V C57
2019-04-16 03:14:33 s 1 -75026.925 0 +379140.98 9650.0 – C57
2019-04-16 03:44:33 S 13 17 54.526 -19 01 22.58 – V C57
2019-04-16 03:44:33 s 1 -76079.477 0 +378887.85 450.0 – C57
2019-04-16 04:14:33 S 13 17 53.374 -19 00 49.82 – V C57
2019-04-16 04:14:33 s 1 -77130.248 0 +378626.10 1110.0 – C57
2019-04-16 04:44:33 S 13 17 52.308 -19 00 12.60 – V C57
2019-04-16 04:44:33 s 1 -78179.213 0 +378355.73 1540.0 – C57
2019-04-16 05:14:33 S 13 17 51.408 -18 59 40.13 – V C57
2019-04-16 05:14:33 s 1 -79226.347 0 +378076.75 1630.0 – C57
2019-04-16 05:44:33 S 13 17 50.215 -18 59 03.30 – V C57
2019-04-16 05:44:33 s 1 -80271.626 0 +377789.15 1280.0 – C57
2019-04-16 07:14:33 S 13 17 46.937 -18 57 19.12 – V C57
2019-04-16 07:14:33 s 1 -83396.085 0 +376874.71 6580.0 – C57
2019-04-16 07:44:33 S 13 17 45.946 -18 56 43.80 – V C57
2019-04-16 07:44:33 s 1 -84433.696 0 +376552.68 3440.0 – C57
2019-04-16 08:14:33 S 13 17 44.832 -18 56 09.74 – V C57
2019-04-16 08:14:33 s 1 -85469.327 0 +376222.06 9350.0 – C57
2019-04-16 08:44:33 S 13 17 43.656 -18 55 35.08 – V C57
2019-04-16 08:44:33 s 1 -86502.953 0 +375882.84 4190.0 – C57
2019-04-16 09:14:33 S 13 17 42.722 -18 55 01.42 – V C57
2019-04-16 09:14:33 s 1 -87534.550 0 +375535.03 7870.0 – C57
2019-04-16 09:44:33 S 13 17 41.503 -18 54 26.28 – V C57
2019-04-16 09:44:33 s 1 -88564.091 0 +375178.62 280.0 – C57
2019-04-16 09:57:46 C 13 14 32.62 -18 56 46.2 – V T05
2019-04-16 10:09:07 C 13 14 32.17 -18 56 33.1 – V T05
2019-04-16 10:13:46 C 13 14 31.97 -18 56 27.8 – V T05
2019-04-16 10:14:33 S 13 17 40.397 -18 53 50.82 – V C57
2019-04-16 10:14:33 s 1 -89591.553 0 +374813.61 1310.0 – C57
2019-04-16 10:20:24 C 13 14 31.68 -18 56 20.2 – V T05
2019-04-16 10:25:03 C 13 14 31.48 -18 56 14.7 – V T05
2019-04-16 10:31:40 C 13 14 31.21 -18 56 07.4 – V T05
2019-04-16 10:36:18 C 13 14 30.99 -18 56 02.2 – V T05
2019-04-16 10:47:34 C 13 14 30.53 -18 55 49.2 – V T05
2019-04-16 11:14:33 S 13 17 38.131 -18 52 41.63 – V C57
2019-04-16 11:14:33 s 1 -91640.135 0 +374057.83 8830.0 – C57
2019-04-16 12:14:33 S 13 17 36.036 -18 51 33.95 – V C57
2019-04-16 12:14:33 s 1 -93680.093 0 +373267.70 9580.0 – C57
2019-04-16 12:44:33 S 13 17 34.843 -18 51 00.76 – V C57
2019-04-16 12:44:33 s 1 -94696.773 0 +372859.75 2160.0 – C57
2019-04-16 13:14:33 S 13 17 33.655 -18 50 28.07 – V C57
2019-04-16 13:14:33 s 1 -95711.221 0 +372443.21 2730.0 – C57
2019-04-16 13:44:33 S 13 17 32.681 -18 49 51.82 – V C57
2019-04-16 13:44:33 s 1 -96723.410 0 +372018.09 1180.0 – C57
2019-04-16 14:14:33 S 13 17 31.541 -18 49 18.05 – V C57
2019-04-16 14:14:33 s 1 -97733.315 0 +371584.39 7410.0 – C57
2019-04-16 14:44:33 S 13 17 30.449 -18 48 45.22 – V C57
2019-04-16 14:44:33 s 1 -98740.909 0 +371142.09 1310.0 – C57
2019-04-16 15:14:33 S 13 17 29.422 -18 48 13.39 – V C57
2019-04-16 15:14:33 s 1 -99746.167 0 +370691.22 2780.0 – C57