Oulu

01512, 1938 CU, 1938CU, 1939 FE, 1939FE, 1957 TA, 1957TA, 1958 XS, 1958XS, J38C00U, J39F00E, J57T00A, J58X00S

All data for this body: [vot]

MPC data
Name (number) Oulu (1512)
a 3.96745
e 0.14239
i / sin(i) 6.4664 / 0.11262
q 3.40251
Q 4.53238
ω 237.2201
Node 10.0590
m 324.9119
n 0.1247
Epoch 2460800.5
nobs 6231
nopp 49
Years observed 1939-2025
rms 0.61
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.966
ep 0.195
sin(ip) 0.114
G 0.150
H 9.530
Mass
D 80.97 0.666
pV 0.037 0.0014
Value
Rotational Period 132.000
Period quality 2+
Spectral Class X
Spectral Class Score 8.348
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.9662 0.1949 0.1135 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
65.00 4.137 4.137 Masiero 2011ApJ...741...68M NEATM
79.28 3.628 3.628 Ryan&Woodward 2010AJ....140..933R IRAS-STM
79.59 15.920 15.920 Ali-Lagoa 2018A&A...612A..85A NEATM
79.87 0.770 0.770 Grav 2012ApJ...744..197G NEATM
82.72 2.500 2.500 Tedesco 2002AJ....123.1056T STM
88.48 4.289 4.289 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
91.05 2.200 2.200 Usui 2011PASJ...63.1117U NEATM
93.40 9.340 9.340 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.033 0.0031 0.0031 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.036 0.0070 0.0070 Ali-Lagoa 2018A&A...612A..85A NEATM
0.037 0.0020 0.0020 Tedesco 2002AJ....123.1056T STM
0.039 0.0100 0.0100 Grav 2012ApJ...744..197G NEATM
0.040 0.0038 0.0038 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.049 0.0200 0.0200 Ali-Lagoa 2018A&A...612A..85A NEATM
0.054 0.0061 0.0061 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
9.53 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
132.3 2+ Synodic Galad 2010MPBu...37....9G Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
D D 0.4430 0.1400 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
D P 0.560000 0.420000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
T Bus VIS Luo 2024AJ....167...13L SPEC
X DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
X 0.42 Bus VIS Carvano 2010A&A...510A..43C PHOT
X 0.918 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT