1990 VW8

1990VW8, 18363, 1998 QC78, 1998QC78, J90V08W, J98Q78C

All data for this body: [vot]

MPC data
Name (number) 1990 VW8 (18363)
a 2.58886
e 0.16357
i / sin(i) 12.9875 / 0.22474
q 2.16538
Q 3.01233
ω 237.8000
Node 222.6944
m 58.4324
n 0.2366
Epoch 2460800.5
nobs 4216
nopp 23
Years observed 1990-2025
rms 0.61
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.588
ep 0.181
sin(ip) 0.240
G 0.150
H 13.780
Mass
D 7.29 0.194
pV 0.133 0.0224
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 9.185
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5885 0.1814 0.2402 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.29 0.194 0.194 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.133 0.0224 0.0224 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
C 0.562 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C X 0.3031 0.2630 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S X 0.1671 0.2630 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S X 0.3259 0.2630 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.4753 0.2630 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.4826 0.2630 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.5730 0.2630 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT