Kotka

02737, 1927 TG, 1927TG, 1938 DU, 1938DU, 1952 HC1, 1952HC1, 1977 QC, 1977QC, 1977 TK3, 1977TK3, J27T00G, J38D00U, J52H01C, J77Q00C, J77T03K

All data for this body: [vot]

MPC data
Name (number) Kotka (2737)
a 2.74770
e 0.19373
i / sin(i) 8.8123 / 0.15320
q 2.21540
Q 3.28000
ω 104.9119
Node 339.3958
m 115.8637
n 0.2164
Epoch 2460800.5
nobs 6962
nopp 28
Years observed 1938-2025
rms 0.50
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.747
ep 0.188
sin(ip) 0.167
G 0.150
H 11.940
Mass
D 12.96 0.040
pV 0.191 0.0114
Value
Rotational Period 12.150
Period quality 2+
Spectral Class S
Spectral Class Score 15.502
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7468 0.1878 0.1673 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
11.41 0.300 0.300 Masiero 2012ApJ...759L...8M NEATM
12.77 0.050 0.050 Masiero 2014ApJ...791..121M NEATM
13.36 0.066 0.066 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.174 0.0134 0.0134 Masiero 2011ApJ...741...68M NEATM
0.230 0.0400 0.0400 Masiero 2014ApJ...791..121M NEATM
0.236 0.0260 0.0260 Masiero 2012ApJ...759L...8M 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
11.94 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
12.157 2+ Synodic Behrend LCDB Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S Bus VIS Bus 2002Icar..158..146B SPEC
S 0.940000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
S 0.967 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT