1998 ST84

1998ST84, 25177, J98S84T

All data for this body: [vot]

MPC data
Name (number) 1998 ST84 (25177)
a 2.65388
e 0.22120
i / sin(i) 9.2982 / 0.16157
q 2.06684
Q 3.24092
ω 316.3921
Node 26.8500
m 67.6690
n 0.2280
Epoch 2460800.5
nobs 2387
nopp 21
Years observed 1995-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.652
ep 0.191
sin(ip) 0.153
G 0.150
H 14.570
Mass
D 3.04 0.570
pV 0.401 0.0838
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 5.998
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6518 0.1906 0.1534 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.04 0.570 0.570 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.401 0.0838 0.0838 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
14.57 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
S 0.833 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S None None Movis NIR Popescu 2018A&A...617A..12P PHOT