1998 SJ74

1998SJ74, 2000 CE38, 2000CE38, 28122, J98S74J, K00C38E

All data for this body: [vot]

MPC data
Name (number) 1998 SJ74 (28122)
a 2.67936
e 0.09882
i / sin(i) 4.0144 / 0.07001
q 2.41458
Q 2.94415
ω 266.3966
Node 86.0369
m 44.7190
n 0.2247
Epoch 2460800.5
nobs 1575
nopp 21
Years observed 1992-2025
rms 0.79
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.679
ep 0.066
sin(ip) 0.057
G 0.150
H 15.140
Mass
D 5.52 0.260
pV 0.075 0.0082
Value
Rotational Period 7.900
Period quality 2
Spectral Class V
Spectral Class Score 1.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6795 0.0660 0.0573 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.85 0.730 0.730 Masiero 2012ApJ...759L...8M NEATM
5.61 0.278 0.278 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.074 0.0085 0.0085 Masiero 2011ApJ...741...68M NEATM
0.090 0.0340 0.0340 Masiero 2012ApJ...759L...8M 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
15.14 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
7.92 2 Synodic Yeh 2020AJ....160...73Y Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
V Kl None None Movis NIR Popescu 2018A&A...617A..12P PHOT