1999 TP38

1999TP38, 42940, J99T38P

All data for this body: [vot]

MPC data
Name (number) 1999 TP38 (42940)
a 3.05373
e 0.23573
i / sin(i) 9.0716 / 0.15767
q 2.33388
Q 3.77359
ω 301.2925
Node 183.2654
m 192.1472
n 0.1847
Epoch 2460800.5
nobs 1701
nopp 21
Years observed 1996-2025
rms 0.74
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.056
ep 0.247
sin(ip) 0.167
G 0.150
H 14.390
Mass
D 6.50 0.469
pV 0.105 0.0206
Value
Rotational Period 4.305
Period quality 2
Spectral Class S
Spectral Class Score 3.834
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0561 0.2473 0.1668 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.50 0.469 0.469 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.105 0.0206 0.0206 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.39 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
4.30468 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.639 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT