1999 XN39

1999XN39, 43116, J99X39N

All data for this body: [vot]

MPC data
Name (number) 1999 XN39 (43116)
a 2.75769
e 0.19897
i / sin(i) 6.8567 / 0.11939
q 2.20899
Q 3.30640
ω 178.8507
Node 206.3886
m 234.9557
n 0.2152
Epoch 2460800.5
nobs 2032
nopp 24
Years observed 1992-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.757
ep 0.166
sin(ip) 0.123
G 0.150
H 14.710
Mass
D 6.24 0.306
pV 0.077 0.0128
Value
Rotational Period
Period quality None
Spectral Class K
Spectral Class Score 3.756
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7566 0.1659 0.1230 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.78 1.110 1.110 Masiero 2020PSJ.....1....5M NEATM
5.53 1.340 1.340 Masiero 2020PSJ.....1....5M NEATM
6.42 0.328 0.328 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.075 0.0137 0.0137 Masiero 2011ApJ...741...68M NEATM
0.083 0.0450 0.0450 Masiero 2020PSJ.....1....5M NEATM
0.112 0.0580 0.0580 Masiero 2020PSJ.....1....5M 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
14.71 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
K DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
X 0.42 Bus VIS Carvano 2010A&A...510A..43C PHOT
K K 0.2926 0.2926 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X 0.330 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT