1999 XG74

1999XG74, 71040, J99X74G

All data for this body: [vot]

MPC data
Name (number) 1999 XG74 (71040)
a 2.64263
e 0.24580
i / sin(i) 3.2103 / 0.05600
q 1.99307
Q 3.29219
ω 244.5302
Node 238.0356
m 301.0394
n 0.2294
Epoch 2460800.5
nobs 1361
nopp 19
Years observed 1998-2024
rms 0.79
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.644
ep 0.268
sin(ip) 0.076
G 0.150
H 15.220
Mass
D
pV
Value
Rotational Period 0.800
Period quality
Spectral Class C
Spectral Class Score 6.072
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6439 0.2679 0.0760 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
15.22 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
0.85 Synodic Erasmus 2018ApJS..237...19E Lightcurve
0.85 Synodic Erasmus 2019ApJS..242...15E Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B 0.252 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C X 0.506000 0.490000 Bus-DeMeo VIS Erasmus 2018ApJS..237...19E PHOT
C X 0.506000 0.491000 Bus-DeMeo VIS Erasmus 2019ApJS..242...15E PHOT
X X 0.1993 0.2000 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.2009 0.2000 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT