1999 CD12

1999CD12, 35689, J99C12D

All data for this body: [vot]

MPC data
Name (number) 1999 CD12 (35689)
a 2.35843
e 0.12033
i / sin(i) 13.5175 / 0.23374
q 2.07463
Q 2.64223
ω 331.1350
Node 156.2559
m 105.5382
n 0.2721
Epoch 2460800.5
nobs 3201
nopp 21
Years observed 1952-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.359
ep 0.208
sin(ip) 0.231
G 0.150
H 14.480
Mass
D 3.78 0.149
pV 0.236 0.0238
Value
Rotational Period 39.200
Period quality 2
Spectral Class L
Spectral Class Score 8.960
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3589 0.2077 0.2314 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.78 0.149 0.149 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.236 0.0238 0.0238 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
14.48 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
39.202 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
L DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
L 0.26 Bus VIS Carvano 2010A&A...510A..43C PHOT
L 0.478 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
L L 0.5954 0.5954 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT