Almamater

04339, 1946 UE, 1946UE, 1980 BC5, 1980BC5, 1985 UK, 1985UK, 1988 QA1, 1988QA1, J46U00E, J80B05C, J85U00K, J88Q01A

All data for this body: [vot]

MPC data
Name (number) Almamater (4339)
a 2.19493
e 0.17795
i / sin(i) 2.1654 / 0.03778
q 1.80435
Q 2.58551
ω 73.2440
Node 300.2771
m 67.6510
n 0.3031
Epoch 2460800.5
nobs 6679
nopp 23
Years observed 1946-2025
rms 0.52
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.195
ep 0.142
sin(ip) 0.056
G 0.150
H 14.220
Mass
D 4.16 0.349
pV 0.371 0.0558
Value
Rotational Period 30.800
Period quality 2
Spectral Class S
Spectral Class Score 4.986
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.1945 0.1416 0.0555 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.16 0.349 0.349 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.371 0.0558 0.0558 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
14.22 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
30.84 2 Synodic Vander Haagen 2012MPBu...39...48V Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.831 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT