1997 GX20

1997GX20, 1998 SA54, 1998SA54, 1998 UX43, 1998UX43, 26944, J97G20X, J98S54A, J98U43X

All data for this body: [vot]

MPC data
Name (number) 1997 GX20 (26944)
a 2.16518
e 0.10125
i / sin(i) 3.2357 / 0.05645
q 1.94597
Q 2.38439
ω 154.6605
Node 214.8990
m 119.4752
n 0.3094
Epoch 2460800.5
nobs 2013
nopp 20
Years observed 1997-2025
rms 0.77
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.165
ep 0.056
sin(ip) 0.056
G 0.150
H 15.660
Mass
D 2.03 0.341
pV 0.240 0.0717
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 9.401
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.1654 0.0564 0.0556 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.00 0.403 0.403 Masiero 2011ApJ...741...68M NEATM
2.12 0.637 0.637 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.226 0.0998 0.0998 Masiero 2011ApJ...741...68M NEATM
0.254 0.1032 0.1032 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
15.66 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
D S 0.4776 0.5500 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.73 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.9902 0.5500 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT