Bethgea

00937, 1916 GA, 1916GA, 1920 RD, 1920RD, 1946 GC, 1946GC, 1959 EQ, 1959EQ, J16G00A, J20R00D, J46G00C, J59E00Q

All data for this body: [vot]

MPC data
Name (number) Bethgea (937)
a 2.23162
e 0.21797
i / sin(i) 3.6963 / 0.06447
q 1.74520
Q 2.71804
ω 72.6230
Node 243.5195
m 161.8499
n 0.2956
Epoch 2460800.5
nobs 9140
nopp 43
Years observed 1916-2025
rms 0.51
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.232
ep 0.164
sin(ip) 0.080
G 0.150
H 11.890
Mass
D 12.71 0.095
pV 0.218 0.0114
Value
Rotational Period 7.530
Period quality 3
Spectral Class S
Spectral Class Score 5.142
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2315 0.1636 0.0803 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.44 0.340 0.340 Masiero 2012ApJ...759L...8M NEATM
11.38 0.240 0.240 Masiero 2014ApJ...791..121M NEATM
12.69 0.430 0.430 Usui 2011PASJ...63.1117U NEATM
13.25 0.113 0.113 Masiero 2011ApJ...741...68M NEATM
13.49 1.350 1.350 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.187 0.0157 0.0157 Masiero 2011ApJ...741...68M NEATM
0.216 0.0430 0.0430 Ali-Lagoa 2018A&A...612A..85A NEATM
0.250 0.0200 0.0200 Masiero 2014ApJ...791..121M NEATM
0.301 0.0410 0.0410 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
11.89 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
7.539 2+ Synodic Kryszczynska 2012A&A...546A..72K Lightcurve
7.53918 2 Sidereal Durech 2020A&A...643A..59D Model
7.5398 3 Synodic Behrend LCDB Lightcurve
8.356 2 Synodic Di Martino 1994Icar..107..269D Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.857 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT