Kovalev

16419, 1987 SS28, 1987SS28, 1999 CL18, 1999CL18, 2000 JG32, 2000JG32, J87S28S, J99C18L, K00J32G

All data for this body: [vot]

MPC data
Name (number) Kovalev (16419)
a 2.27640
e 0.14115
i / sin(i) 4.7557 / 0.08291
q 1.95508
Q 2.59771
ω 341.0240
Node 21.8671
m 341.3596
n 0.2870
Epoch 2460800.5
nobs 2616
nopp 24
Years observed 1951-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.276
ep 0.100
sin(ip) 0.072
G 0.150
H 14.610
Mass
D 3.25 0.601
pV 0.356 0.1279
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 3.724
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2764 0.1000 0.0717 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.14 1.081 1.081 Masiero 2011ApJ...741...68M NEATM
3.29 0.723 0.723 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.340 0.1729 0.1729 Masiero 2011ApJ...741...68M NEATM
0.374 0.1900 0.1900 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
14.61 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
S 0.454 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S None None Movis NIR Popescu 2018A&A...617A..12P PHOT