Karl-Ontjes

02125, 1951 WD, 1951WD, 1969 PW, 1969PW, 1969 RJ2, 1969RJ2, 1977 ES1, 1977ES1, 2005 P-L, 2005P-L, J51W00D, J69P00W, J69R02J, J77E01S, PLS2005

All data for this body: [vot]

MPC data
Name (number) Karl-Ontjes (2125)
a 2.78668
e 0.10676
i / sin(i) 1.6896 / 0.02949
q 2.48918
Q 3.08419
ω 16.2285
Node 315.4812
m 348.8560
n 0.2119
Epoch 2460800.5
nobs 5850
nopp 35
Years observed 1951-2025
rms 0.61
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.787
ep 0.077
sin(ip) 0.043
G 0.150
H 12.080
Mass
D 10.91 0.054
pV 0.196 0.0130
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 3.966
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7867 0.0775 0.0435 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.73 0.074 0.074 Masiero 2011ApJ...741...68M NEATM
11.02 0.180 0.180 Masiero 2014ApJ...791..121M NEATM
11.45 0.097 0.097 Masiero 2011ApJ...741...68M NEATM
13.69 1.200 1.200 Tedesco 2002AJ....123.1056T STM
9.85 0.190 0.190 Masiero 2014ApJ...791..121M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.103 0.0200 0.0200 Tedesco 2002AJ....123.1056T STM
0.235 0.0453 0.0453 Masiero 2011ApJ...741...68M NEATM
0.250 0.0400 0.0400 Masiero 2014ApJ...791..121M NEATM
0.271 0.0215 0.0215 Masiero 2011ApJ...741...68M NEATM
0.320 0.0800 0.0800 Masiero 2014ApJ...791..121M 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
12.08 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
X 0.661 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT