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
2019-04-18 09:14:33 S 13 15 50.158 -18 04 26.83 – V C57
2019-04-18 09:14:33 s 1 -172859.92 9 +301865.44 8850.0 – C57
2019-04-18 09:44:33 S 13 15 48.955 -18 04 01.02 – V C57
2019-04-18 09:44:33 s 1 -173554.21 3 +300670.10 6330.0 – C57
2019-04-18 10:14:33 S 13 15 47.736 -18 03 27.86 – V C57
2019-04-18 10:14:33 s 1 -174243.19 7 +299465.64 9390.0 – C57
2019-04-18 10:44:33 S 13 15 46.500 -18 03 02.45 – V C57
2019-04-18 10:44:33 s 1 -174926.83 3 +298252.05 7840.0 – C57
2019-04-18 11:14:33 S 13 15 45.118 -18 02 32.71 – V C57
2019-04-18 11:14:33 s 1 -175605.07 0 +297029.32 1480.0 – C57
2019-04-18 11:44:33 S 13 15 43.675 -18 02 03.80 – V C57
2019-04-18 11:44:33 s 1 -176277.86 0 +295797.44 110.0 – C57
2019-04-18 12:14:33 S 13 15 42.674 -18 01 34.97 – V C57
2019-04-18 12:14:33 s 1 -176945.14 9 +294556.39 3530.0 – C57
2019-04-18 12:44:33 S 13 15 41.431 -18 01 07.25 – V C57
2019-04-18 12:44:33 s 1 -177606.88 9 +293306.16 1530.0 – C57
2019-04-18 13:14:33 S 13 15 40.054 -18 00 39.17 – V C57
2019-04-18 13:14:33 s 1 -178263.02 6 +292046.74 3900.0 – C57
2019-04-18 13:44:33 S 13 15 38.861 -18 00 10.40 – V C57
2019-04-18 13:44:33 s 1 -178913.50 8 +290778.11 440.0 – C57
2019-04-18 14:14:33 S 13 15 37.558 -17 59 39.52 – V C57
2019-04-18 14:14:33 s 1 -179558.28 2 +289500.25 930.0 – C57
2019-04-18 16:44:33 S 13 15 31.620 -17 57 16.63 – V C57
2019-04-18 16:44:33 s 1 -182694.63 5 +282972.18 5060.0 – C57
2019-04-18 17:44:33 S 13 15 28.829 -17 56 25.01 – V C57
2019-04-18 17:44:33 s 1 -183907.29 2 +280295.90 6650.0 – C57
2019-04-18 18:14:33 S 13 15 27.634 -17 55 55.88 – V C57
2019-04-18 18:14:33 s 1 -184504.41 7 +278943.77 800.0 – C57
2019-04-18 18:44:33 S 13 15 26.302 -17 55 29.35 – V C57
2019-04-18 18:44:33 s 1 -185095.32 7 +277582.29 6870.0 – C57
2019-04-18 19:14:33 S 13 15 24.878 -17 54 57.64 – V C57
2019-04-18 19:14:33 s 1 -185679.96 2 +276211.44 4630.0 – C57
2019-04-18 20:44:33 S 13 15 21.156 -17 53 34.69 – V C57
2019-04-18 20:44:33 s 1 -187395.61 5 +272042.54 5560.0 – C57
2019-04-18 21:14:33 S 13 15 19.807 -17 53 07.44 – V C57
2019-04-18 21:14:33 s 1 -187954.54 1 +270634.08 7600.0 – C57
2019-04-18 21:44:33 S 13 15 18.550 -17 52 41.23 – V C57
2019-04-18 21:44:33 s 1 -188506.88 2 +269216.17 70.0 – C57
2019-04-18 22:14:33 S 13 15 17.357 -17 52 15.28 – V C57
2019-04-18 22:14:33 s 1 -189052.57 5 +267788.81 2730.0 – C57
2019-04-18 22:44:33 S 13 15 15.907 -17 51 45.79 – V C57
2019-04-18 22:44:33 s 1 -189591.55 4 +266351.97 5310.0 – C57
2019-04-18 23:44:33 S 13 15 13.279 -17 50 49.31 – V C57
2019-04-18 23:44:33 s 1 -190649.10 4 +263449.80 9160.0 – C57
2019-04-19 00:14:33 S 13 15 12.216 -17 50 24.14 – V C57
2019-04-19 00:14:33 s 1 -191167.54 0 +261984.44 9890.0 – C57
2019-04-19 00:44:33 S 13 15 11.018 -17 49 57.25 – V C57
2019-04-19 00:44:33 s 1 -191678.99 3 +260509.54 9460.0 – C57
2019-04-19 01:14:33 S 13 15 09.490 -17 49 28.09 – V C57
2019-04-19 01:14:33 s 1 -192183.39 3 +259025.08 7590.0 – C57