1998 QJ8

1998QJ8, 12114, 1927 BM, 1927BM, 1991 JS2, 1991JS2, J27B00M, J91J02S, J98Q08J

All data for this body: [vot]

MPC data
Name (number) 1998 QJ8 (12114)
a 3.18845
e 0.15915
i / sin(i) 14.7518 / 0.25463
q 2.68101
Q 3.69590
ω 276.4569
Node 140.0574
m 173.1799
n 0.1731
Epoch 2460800.5
nobs 3863
nopp 28
Years observed 1950-2025
rms 0.61
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.181
ep 0.141
sin(ip) 0.246
G 0.150
H 13.270
Mass
D 16.06 0.092
pV 0.038 0.0043
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 5.988
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1809 0.1405 0.2462 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
13.57 3.410 3.410 Masiero 2020PSJ.....1....5M NEATM
14.83 3.789 3.789 Masiero 2017AJ....154..168M NEATM
15.80 0.370 0.370 Masiero 2012ApJ...759L...8M NEATM
16.08 0.095 0.095 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.036 0.0047 0.0047 Masiero 2011ApJ...741...68M NEATM
0.041 0.0220 0.0220 Masiero 2017AJ....154..168M NEATM
0.045 0.0120 0.0120 Masiero 2012ApJ...759L...8M NEATM
0.060 0.0820 0.0820 Masiero 2020PSJ.....1....5M 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
13.27 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
X 0.998 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT