Terao

05440, 1975 JE, 1975JE, 1981 EM48, 1981EM48, 1982 TY2, 1982TY2, 1991 HD, 1991HD, J75J00E, J81E48M, J82T02Y, J91H00D

All data for this body: [vot]

MPC data
Name (number) Terao (5440)
a 2.17284
e 0.14137
i / sin(i) 4.5632 / 0.07956
q 1.86567
Q 2.48001
ω 149.1139
Node 115.5043
m 189.8770
n 0.3077
Epoch 2460800.5
nobs 4991
nopp 26
Years observed 1975-2025
rms 0.61
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.172
ep 0.122
sin(ip) 0.074
G 0.150
H 13.600
Mass
D 5.69 0.019
pV 0.191 0.0117
Value
Rotational Period 50.300
Period quality 3
Spectral Class S
Spectral Class Score 7.939
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.1718 0.1217 0.0740 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.52 0.060 0.060 Masiero 2014ApJ...791..121M NEATM
5.71 0.020 0.020 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.181 0.0144 0.0144 Masiero 2011ApJ...741...68M NEATM
0.210 0.0200 0.0200 Masiero 2014ApJ...791..121M 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
13.60 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
50.32 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
A 0.469 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT
S S 0.9898 0.9898 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT