1999 XC57

1999XC57, 71018, J99X57C

All data for this body: [vot]

MPC data
Name (number) 1999 XC57 (71018)
a 2.96600
e 0.16771
i / sin(i) 2.4214 / 0.04225
q 2.46857
Q 3.46343
ω 23.1131
Node 120.7515
m 292.6535
n 0.1930
Epoch 2460800.5
nobs 1554
nopp 20
Years observed 1991-2025
rms 0.79
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.969
ep 0.196
sin(ip) 0.024
G 0.150
H 14.820
Mass
D 7.02 0.259
pV 0.057 0.0087
Value
Rotational Period
Period quality None
Spectral Class Ad
Spectral Class Score 1.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9686 0.1960 0.0237 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.02 0.259 0.259 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.057 0.0087 0.0087 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
14.82 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
Ad Ad None None Movis NIR Popescu 2018A&A...617A..12P PHOT