1998 QS50

1998QS50, 2001 DK11, 2001DK11, 74118, J98Q50S, K01D11K

All data for this body: [vot]

MPC data
Name (number) 1998 QS50 (74118)
a 2.69407
e 0.24677
i / sin(i) 5.3881 / 0.09390
q 2.02926
Q 3.35887
ω 166.6678
Node 135.4535
m 35.1663
n 0.2229
Epoch 2460800.5
nobs 1724
nopp 22
Years observed 1995-2025
rms 0.74
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.696
ep 0.230
sin(ip) 0.076
G 0.150
H 14.980
Mass
D 6.33 0.208
pV 0.037 0.0037
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 11.486
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6960 0.2299 0.0764 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.19 1.570 1.570 Nugent 2016AJ....152...63N NEATM
5.71 1.340 1.340 Masiero 2021PSJ.....2..162M NEATM
6.08 1.692 1.692 Masiero 2017AJ....154..168M NEATM
6.37 0.216 0.216 Masiero 2011ApJ...741...68M NEATM
6.88 1.760 1.760 Masiero 2021PSJ.....2..162M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.036 0.0039 0.0039 Masiero 2011ApJ...741...68M NEATM
0.041 0.0254 0.0254 Masiero 2017AJ....154..168M NEATM
0.043 0.0180 0.0310 Masiero 2021PSJ.....2..162M NEATM
0.060 0.0300 0.0300 Nugent 2016AJ....152...63N NEATM
0.063 0.0220 0.0340 Masiero 2021PSJ.....2..162M 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
14.98 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 0.884 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C C 0.4331 0.4450 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.5972 0.4450 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X C 0.4889 0.4450 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT