1999 JJ69

1999JJ69, 1986 VK1, 1986VK1, 38155, J86V01K, J99J69J

All data for this body: [vot]

MPC data
Name (number) 1999 JJ69 (38155)
a 2.27226
e 0.22445
i / sin(i) 5.9546 / 0.10374
q 1.76224
Q 2.78227
ω 176.7073
Node 131.9506
m 149.1600
n 0.2878
Epoch 2460800.5
nobs 2021
nopp 22
Years observed 1986-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.271
ep 0.185
sin(ip) 0.091
G 0.150
H 15.440
Mass
D 2.44 0.082
pV 0.297 0.0437
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 2.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2711 0.1846 0.0914 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.44 0.082 0.082 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.297 0.0437 0.0437 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
15.44 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
D D 0.1310 0.1310 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT