1993 TU20

1993TU20, 1988 GX1, 1988GX1, 39603, J88G01X, J93T20U

All data for this body: [vot]

MPC data
Name (number) 1993 TU20 (39603)
a 2.30992
e 0.15854
i / sin(i) 9.1488 / 0.15900
q 1.94371
Q 2.67613
ω 142.9134
Node 27.7768
m 213.8793
n 0.2807
Epoch 2460800.5
nobs 1644
nopp 21
Years observed 1988-2025
rms 0.77
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.311
ep 0.212
sin(ip) 0.151
G 0.150
H 15.300
Mass
D 2.96 0.491
pV 0.221 0.0657
Value
Rotational Period 11.188
Period quality 2
Spectral Class V
Spectral Class Score 2.394
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3109 0.2124 0.1511 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.96 0.491 0.491 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.221 0.0657 0.0657 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
15.30 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
11.1888 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
V 0.25 Bus VIS Carvano 2010A&A...510A..43C PHOT
V V 0.3157 0.3157 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT