Osterbrock

06107, 1948 AF, 1948AF, 1990 VF1, 1990VF1, J48A00F, J90V01F

All data for this body: [vot]

MPC data
Name (number) Osterbrock (6107)
a 1.86559
e 0.08278
i / sin(i) 26.2236 / 0.44188
q 1.71116
Q 2.02002
ω 85.8886
Node 110.9923
m 60.6319
n 0.3868
Epoch 2460800.5
nobs 8799
nopp 22
Years observed 1948-2025
rms 0.44
Best values
[raw, vot]

Value Standard error
Parent
 
ap 1.865
ep 0.095
sin(ip) 0.406
G 0.150
H 14.530
Mass
D 4.23 0.060
pV 0.235 0.0150
Value
Rotational Period 2.370
Period quality 2
Spectral Class S
Spectral Class Score 5.226
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
1.8655 0.0954 0.4061 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.85 0.450 0.450 Nugent 2016AJ....152...63N NEATM
3.26 0.190 0.190 Masiero 2012ApJ...759L...8M NEATM
4.36 0.064 0.064 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.211 0.0162 0.0162 Masiero 2011ApJ...741...68M NEATM
0.360 0.1200 0.1200 Nugent 2016AJ....152...63N NEATM
0.381 0.0420 0.0420 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
14.53 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
2.215 1 Synodic Warner 2014MPBu...41..144W Lightcurve
2.372 2 Synodic Warner 2012MPBu...39..245W Lightcurve
39.24 2 Synodic Stephens 2017MPBu...44..321S Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.871 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT