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
2019-04-15 11:44:33 S 13 18 28.190 -19 20 45.96 – V C57
2019-04-15 11:44:33 s 1 -41647.875 0 +382687.25 8190.0 – C57
2019-04-15 12:14:33 S 13 18 27.197 -19 20 09.28 – V C57
2019-04-15 12:14:33 s 1 -42743.515 0 +382703.79 4410.0 – C57
2019-04-15 12:44:33 S 13 18 26.225 -19 19 30.79 – V C57
2019-04-15 12:44:33 s 1 -43838.132 0 +382711.55 7570.0 – C57
2019-04-15 13:44:33 S 13 18 24.146 -19 18 15.80 – V C57
2019-04-15 13:44:33 s 1 -46024.197 0 +382700.69 5080.0 – C57
2019-04-15 14:14:33 S 13 18 23.030 -19 17 38.22 – V C57
2019-04-15 14:14:33 s 1 -47115.597 0 +382682.11 9660.0 – C57
2019-04-15 15:44:33 S 13 18 19.944 -19 15 48.24 – V C57
2019-04-15 15:44:33 s 1 -50382.969 0 +382573.78 7890.0 – C57
2019-04-15 16:14:33 S 13 18 18.910 -19 15 10.76 – V C57
2019-04-15 16:14:33 s 1 -51469.735 0 +382520.18 2490.0 – C57
2019-04-15 16:44:33 S 13 18 17.861 -19 14 35.34 – V C57
2019-04-15 16:44:33 s 1 -52555.283 0 +382457.84 4850.0 – C57
2019-04-15 17:14:33 S 13 18 16.805 -19 13 59.45 – V C57
2019-04-15 17:14:33 s 1 -53639.586 0 +382386.77 5070.0 – C57
2019-04-15 18:14:33 S 13 18 14.702 -19 12 44.39 – V C57
2019-04-15 18:14:33 s 1 -55804.364 0 +382218.47 9540.0 – C57
2019-04-15 18:44:33 S 13 18 13.658 -19 12 07.13 – V C57
2019-04-15 18:44:33 s 1 -56884.790 0 +382121.24 3990.0 – C57
2019-04-15 19:44:33 S 13 18 11.681 -19 10 56.14 – V C57
2019-04-15 19:44:33 s 1 -59041.593 0 +381900.69 7830.0 – C57
2019-04-15 20:14:33 S 13 18 10.514 -19 10 18.84 – V C57
2019-04-15 20:14:33 s 1 -60117.922 0 +381777.37 7430.0 – C57
2019-04-15 20:44:33 S 13 18 09.420 -19 09 43.13 – V C57
2019-04-15 20:44:33 s 1 -61192.836 0 +381645.37 5620.0 – C57
2019-04-15 21:14:33 S 13 18 08.460 -19 09 07.34 – V C57
2019-04-15 21:14:33 s 1 -62266.312 0 +381504.68 2500.0 – C57
2019-04-15 21:44:33 S 13 18 07.469 -19 08 31.24 – V C57
2019-04-15 21:44:33 s 1 -63338.325 0 +381355.31 8170.0 – C57
2019-04-15 22:44:33 S 13 18 05.525 -19 07 18.66 – V C57
2019-04-15 22:44:33 s 1 -65477.863 0 +381030.57 6310.0 – C57
2019-04-15 23:14:33 S 13 18 04.346 -19 06 42.98 – V C57
2019-04-15 23:14:33 s 1 -66545.341 0 +380855.21 8980.0 – C57
2019-04-15 23:44:33 S 13 18 03.082 -19 06 05.94 – V C57
2019-04-15 23:44:33 s 1 -67611.257 0 +380671.18 860.0 – C57
2019-04-16 00:14:33 S 13 18 02.062 -19 05 32.57 – V C57
2019-04-16 00:14:33 s 1 -68675.589 0 +380478.51 2040.0 – C57
2019-04-16 00:44:33 S 13 18 01.073 -19 04 57.18 – V C57
2019-04-16 00:44:33 s 1 -69738.311 0 +380277.18 2640.0 – C57
2019-04-16 01:14:33 S 13 17 59.902 -19 04 18.05 – V C57
2019-04-16 01:14:33 s 1 -70799.400 0 +380067.22 2740.0 – C57
2019-04-16 01:44:33 S 13 17 58.819 -19 03 44.53 – V C57
2019-04-16 01:44:33 s 1 -71858.830 0 +379848.61 2460.0 – C57
2019-04-16 02:14:33 S 13 17 57.787 -19 03 11.56 – V C57
2019-04-16 02:14:33 s 1 -72916.577 0 +379621.36 1900.0 – C57
2019-04-16 02:44:33 S 13 17 56.796 -19 02 34.87 – V C57
2019-04-16 02:44:33 s 1 -73972.617 0 +379385.49 1160.0 – C57