Masaakikoyama

13553, 1992 JE, 1992JE, J92J00E

All data for this body: [vot]

MPC data
Name (number) Masaakikoyama (13553)
a 2.18913
e 0.46362
i / sin(i) 5.8762 / 0.10238
q 1.17421
Q 3.20406
ω 109.9488
Node 193.4615
m 34.0414
n 0.3043
Epoch 2460800.5
nobs 2002
nopp 21
Years observed 1979-2024
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent
 
ap
ep
sin(ip)
G 0.150
H 16.540
Mass
D 2.91 1.190
pV 0.057 0.1050
Value
Rotational Period 58.000
Period quality 2
Spectral Class U
Spectral Class Score 21.000
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.91 1.190 1.190 Masiero 2020PSJ.....1....5M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.057 0.1050 0.1050 Masiero 2020PSJ.....1....5M 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
16.54 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
38.0 2 Synodic Pravec LCDB Lightcurve
53.26 2 Synodic Behrend LCDB Lightcurve
58.0 2 Synodic Warner 2019MPBu...46...27W Lightcurve
97.2 2 Synodic Gorshanov 2020SoSyR..54...34G Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B Bus VISNIR de Leon 2010A&A...517A..23D SPEC
D Tholen NIR Reddy 2012Icar..219..382R SPEC
L Bus-DeMeo NIR Marsset 2022AJ....163..165M SPEC
P 0.990000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
P C 0.510000 0.480000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
U Bus-DeMeo VISNIR Binzel 2019Icar..324...41B SPEC
X 0.930000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
X 0.970000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
X 0.990000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC