1999 JJ45

1999JJ45, G2175, J99J45J

All data for this body: [vot]

MPC data
Name (number) 1999 JJ45 (162175)
a 2.39145
e 0.19737
i / sin(i) 4.2704 / 0.07446
q 1.91944
Q 2.86346
ω 224.6592
Node 64.0611
m 326.9799
n 0.2665
Epoch 2460800.5
nobs 789
nopp 19
Years observed 1999-2025
rms 0.89
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.392
ep 0.179
sin(ip) 0.061
G 0.150
H 16.590
Mass
D 1.65 0.067
pV 0.163 0.0176
Value
Rotational Period 16.003
Period quality 2
Spectral Class C
Spectral Class Score 1.324
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3922 0.1795 0.0609 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.65 0.067 0.067 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.163 0.0176 0.0176 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
16.59 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
16.0032 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C C 0.2207 0.1090 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
D C 0.1052 0.1090 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT