2021 TT2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6399033307 ± 1.58e-04
Semi-major axis (a)2.8238170667 AU ± 1.27e-03
Inclination (i)16.75771126° ± 2.86e-03
Long. of Asc. Node (Ω)189.89384737° ± 1.23e-03
Arg. of Perihelion (ω)218.17446713° ± 2.05e-04
Mean Anomaly (M)305.15320197° ± 2.05e-01
Mean Motion (n)0.2077100155°/day ± 1.40e-04
Perihelion dist (q)1.01684712 AU ± 6.37e-04
Aphelion dist (Q)4.63078701 AU ± 2.12e-03
Orbital Period4.74520346 yr ± 3.19e-03
Physical Parameters
H (abs. magnitude)23.74
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.258″
Uncertainty3
Orbit TypeApollo
MOID0.084183 AU
Observations Used14
Oppositions1
Arc Total2021-2021
First Observation Used2021-09-13
Last Observation Used2021-10-05
Observations (14)
Date Type RA Dec Mag Band Observatory
2021-09-13 06:21:37 C 21 39 21.316 +16 19 46.24 V F51
2021-09-13 06:39:32 C 21 39 20.802 +16 19 24.85 V F51
2021-09-28 05:54:06 C 21 36 38.517 +04 46 18.03 V F52
2021-09-28 06:12:37 C 21 36 38.582 +04 45 26.12 V F52
2021-09-28 06:31:16 C 21 36 38.672 +04 44 33.14 V F52
2021-10-04 05:29:31 C 21 40 24.738 -03 05 34.52 U F52
2021-10-04 05:47:04 C 21 40 25.257 -03 06 41.22 U F52
2021-10-04 06:04:27 C 21 40 25.768 -03 07 47.39 U F52
2021-10-04 08:28:56 C 21 40 29.934 -03 16 56.83 V F51
2021-10-05 00:36:38 C 21 41 13.71 -04 18 45.3 V 807
2021-10-05 00:41:56 C 21 41 13.89 -04 19 05.9 V 807
2021-10-05 00:47:15 C 21 41 14.06 -04 19 26.8 V 807
2021-10-05 01:29:22 C 21 41 16.19 -04 23 05.1 u H21
2021-10-05 01:37:50 C 21 41 16.51 -04 23 38.3 u H21