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
2019-04-20 22:44:33 S 13 13 01.980 -17 11 34.80 – V C57
2019-04-20 22:44:33 s 1 -195094.30 3 +81978.085 3440.0 – C57
2019-04-20 23:14:33 S 13 13 00.403 -17 11 11.87 – V C57
2019-04-20 23:14:33 s 1 -194428.86 8 +79564.892 2570.0 – C57
2019-04-20 23:44:33 S 13 12 58.711 -17 10 48.11 – V C57
2019-04-20 23:44:33 s 1 -193740.73 9 +77142.351 4520.0 – C57
2019-04-21 00:14:33 S 13 12 57.151 -17 10 28.34 – V C57
2019-04-21 00:14:33 s 1 -193029.53 9 +74710.560 7630.0 – C57
2019-04-21 00:44:33 S 13 12 55.778 -17 10 03.83 – V C57
2019-04-21 00:44:33 s 1 -192294.88 2 +72269.626 210.0 – C57
2019-04-21 01:14:33 S 13 12 54.209 -17 09 40.61 – V C57
2019-04-21 01:14:33 s 1 -191536.37 5 +69819.663 510.0 – C57
2019-04-21 01:44:33 S 13 12 52.747 -17 09 15.70 – V C57
2019-04-21 01:44:33 s 1 -190753.61 4 +67360.794 6740.0 – C57
2019-04-21 02:14:33 S 13 12 51.689 -17 08 58.81 – V C57
2019-04-21 02:14:33 s 1 -189946.18 7 +64893.147 7080.0 – C57
2019-04-21 02:44:33 S 13 12 49.627 -17 08 35.92 – V C57
2019-04-21 02:44:33 s 1 -189113.67 1 +62416.860 9640.0 – C57
2019-04-21 03:14:33 S 13 12 48.019 -17 08 14.71 – V C57
2019-04-21 03:14:33 s 1 -188255.63 5 +59932.081 2500.0 – C57
2019-04-21 03:44:33 S 13 12 46.584 -17 07 53.87 – V C57
2019-04-21 03:44:33 s 1 -187371.63 5 +57438.966 3680.0 – C57
2019-04-21 04:44:33 S 13 12 43.282 -17 07 05.34 – V C57
2019-04-21 04:44:33 s 1 -185523.92 2 +52428.405 2820.0 – C57
2019-04-21 05:14:33 S 13 12 41.880 -17 06 44.24 – V C57
2019-04-21 05:14:33 s 1 -184559.27 0 +49911.324 6560.0 – C57
2019-04-21 05:44:33 S 13 12 40.181 -17 06 21.13 – V C57
2019-04-21 05:44:33 s 1 -183566.77 8 +47386.640 170.0 – C57
2019-04-21 06:14:33 S 13 12 38.830 -17 05 59.42 – V C57
2019-04-21 06:14:33 s 1 -182545.94 9 +44854.565 1390.0 – C57
2019-04-21 06:44:33 S 13 12 37.231 -17 05 38.98 – V C57
2019-04-21 06:44:33 s 1 -181496.27 2 +42315.325 7920.0 – C57
2019-04-21 07:14:33 S 13 12 35.916 -17 05 15.97 – V C57
2019-04-21 07:14:33 s 1 -180417.22 8 +39769.161 7380.0 – C57
2019-04-21 07:44:33 S 13 12 34.133 -17 04 54.37 – V C57
2019-04-21 07:44:33 s 1 -179308.28 2 +37216.326 7340.0 – C57
2019-04-21 08:14:33 S 13 12 32.515 -17 04 35.04 – V C57
2019-04-21 08:14:33 s 1 -178168.89 0 +34657.092 5280.0 – C57
2019-04-21 08:44:33 S 13 12 30.910 -17 04 11.89 – V C57
2019-04-21 08:44:33 s 1 -176998.49 2 +32091.746 8630.0 – C57
2019-04-21 09:44:33 S 13 12 27.710 -17 03 26.21 – V C57
2019-04-21 09:44:33 s 1 -174562.38 0 +26943.955 980.0 – C57
2019-04-21 10:14:33 S 13 12 26.278 -17 03 06.77 – V C57
2019-04-21 10:14:33 s 1 -173295.48 4 +24362.176 4480.0 – C57
2019-04-21 10:44:33 S 13 12 24.665 -17 02 47.18 – V C57
2019-04-21 10:44:33 s 1 -171995.21 5 +21775.621 2410.0 – C57
2019-04-21 11:14:33 S 13 12 23.162 -17 02 21.70 – V C57
2019-04-21 11:14:33 s 1 -170660.95 0 +19184.675 1840.0 – C57
2019-04-21 11:44:33 S 13 12 21.420 -17 02 01.46 – V C57
2019-04-21 11:44:33 s 1 -169292.04 8 +16589.748 9770.0 – C57