1981 DE

1981DE, 07810, 1972 TG4, 1972TG4, 1972 VL, 1972VL, 1977 AD1, 1977AD1, J72T04G, J72V00L, J77A01D, J81D00E

All data for this body: [vot]

MPC data
Name (number) 1981 DE (7810)
a 2.38540
e 0.07617
i / sin(i) 5.4796 / 0.09549
q 2.20370
Q 2.56709
ω 191.5671
Node 244.0388
m 60.0053
n 0.2675
Epoch 2460800.5
nobs 3846
nopp 27
Years observed 1972-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent Vesta (4)
 
ap 2.386
ep 0.086
sin(ip) 0.109
G 0.150
H 13.780
Mass
D 4.49 0.057
pV 0.382 0.0387
Value
Rotational Period
Period quality None
Spectral Class V
Spectral Class Score 4.678
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
4 Vesta 0 Vesta Novakovic 2019EPSC...13.1671N HCM
4 Vesta 401 Vesta Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3858 0.0865 0.1089 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.49 0.057 0.057 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.382 0.0387 0.0387 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
13.78 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
V Popescu NIR Mansour 2020MNRAS.491.5966M SPEC+PHOT
V 0.613 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
V V None None Movis NIR Popescu 2018A&A...617A..12P PHOT