1999 CW149

1999CW149, 2000 KD23, 2000KD23, 29820, J99CE9W, K00K23D

All data for this body: [vot]

MPC data
Name (number) 1999 CW149 (29820)
a 3.11938
e 0.17634
i / sin(i) 0.0777 / 0.00136
q 2.56929
Q 3.66946
ω 272.2921
Node 55.4450
m 125.1833
n 0.1789
Epoch 2460800.5
nobs 1942
nopp 24
Years observed 1996-2025
rms 0.79
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.113
ep 0.156
sin(ip) 0.020
G 0.150
H 14.390
Mass
D 9.50 0.318
pV 0.034 0.0054
Value
Rotational Period 49.481
Period quality 2
Spectral Class C
Spectral Class Score 6.913
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
24 Themis 0 Themis Novakovic 2019EPSC...13.1671N HCM
24 Themis 602 Themis -0.1300 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1129 0.1561 0.0202 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
9.50 0.318 0.318 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.034 0.0054 0.0054 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
14.39 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
49.4811 2 Sidereal Durech 2018A&A...617A..57D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B C 0.0579 0.1990 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.43 Bus VIS Carvano 2010A&A...510A..43C PHOT
C C 0.1693 0.1990 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.5062 0.1990 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X C 0.4842 0.1990 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT