Kathermann

18787, 1980 GJ, 1980GJ, 1999 JV53, 1999JV53, J80G00J, J99J53V

All data for this body: [vot]

MPC data
Name (number) Kathermann (18787)
a 2.42442
e 0.19559
i / sin(i) 9.6678 / 0.16794
q 1.95023
Q 2.89861
ω 158.0459
Node 63.1609
m 325.9465
n 0.2611
Epoch 2460800.5
nobs 2047
nopp 21
Years observed 1980-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.424
ep 0.230
sin(ip) 0.149
G 0.150
H 14.880
Mass
D 2.75 0.035
pV 0.422 0.0674
Value
Rotational Period 41.800
Period quality 3-
Spectral Class S
Spectral Class Score 4.332
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4237 0.2299 0.1488 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.75 0.035 0.035 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.422 0.0674 0.0674 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
14.88 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
41.801 2+ Synodic Oey 2016MPBu...43...45O Lightcurve
41.82 3- Synodic Pravec 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 0.722 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT