1998 QC12

1998QC12, 1999 XD169, 1999XD169, 38026, J98Q12C, J99XG9D

All data for this body: [vot]

MPC data
Name (number) 1998 QC12 (38026)
a 2.52769
e 0.07362
i / sin(i) 8.2613 / 0.14369
q 2.34162
Q 2.71377
ω 10.9378
Node 288.5554
m 252.1035
n 0.2453
Epoch 2460800.5
nobs 4602
nopp 23
Years observed 1977-2025
rms 0.63
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.528
ep 0.060
sin(ip) 0.159
G 0.150
H 13.790
Mass
D 5.31 0.094
pV 0.209 0.0213
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 12.370
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5280 0.0600 0.1587 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.31 0.094 0.094 Masiero 2011ApJ...741...68M NEATM
5.88 1.980 1.980 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.203 0.0830 0.0830 Masiero 2012ApJ...759L...8M NEATM
0.209 0.0220 0.0220 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
13.79 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 0.895 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S None None Movis NIR Popescu 2018A&A...617A..12P PHOT
S S 1.0000 1.0000 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT