1998 QA88

1998QA88, 1999 XO98, 1999XO98, 40157, J98Q88A, J99X98O

All data for this body: [vot]

MPC data
Name (number) 1998 QA88 (40157)
a 2.98829
e 0.08844
i / sin(i) 9.7625 / 0.16957
q 2.72400
Q 3.25258
ω 36.6127
Node 276.3704
m 93.2981
n 0.1908
Epoch 2460800.5
nobs 3804
nopp 23
Years observed 1998-2025
rms 0.63
Best values
[raw, vot]

Value Standard error
Parent Eos (221)
 
ap 2.987
ep 0.080
sin(ip) 0.188
G 0.150
H 13.200
Mass
D 8.39 0.107
pV 0.174 0.0350
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 9.349
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
221 Eos 0 Eos Novakovic 2019EPSC...13.1671N HCM
221 Eos 606 Eos -0.6900 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9871 0.0801 0.1884 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.39 0.107 0.107 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.174 0.0350 0.0350 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
13.20 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
K DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
X 0.317 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
X 0.99 Bus VIS Carvano 2010A&A...510A..43C PHOT
X X 0.2385 0.5750 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.6726 0.5750 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT