1998 QS38

1998QS38, 1999 XT128, 1999XT128, 35660, J98Q38S, J99XC8T

All data for this body: [vot]

MPC data
Name (number) 1998 QS38 (35660)
a 3.16482
e 0.21795
i / sin(i) 13.4435 / 0.23249
q 2.47504
Q 3.85459
ω 289.0926
Node 321.3310
m 326.8741
n 0.1751
Epoch 2460800.5
nobs 1732
nopp 23
Years observed 1992-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent Meliboea (137)
 
ap 3.169
ep 0.214
sin(ip) 0.262
G 0.150
H 13.900
Mass
D 10.22 0.143
pV 0.060 0.0105
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 8.266
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
137 Meliboea 604 Meliboea Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1690 0.2144 0.2619 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.22 0.143 0.143 Masiero 2011ApJ...741...68M NEATM
10.74 2.690 2.690 Masiero 2021PSJ.....2..162M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.044 0.0220 0.0430 Masiero 2021PSJ.....2..162M NEATM
0.061 0.0111 0.0111 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
13.90 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 DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.93 Bus VIS Carvano 2010A&A...510A..43C PHOT
X 0.680 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
X X 0.6977 0.6977 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT