Ryokan

06031, 1975 VK5, 1975VK5, 1982 BQ4, 1982BQ4, 1983 HR, 1983HR, 1988 EL1, 1988EL1, J75V05K, J82B04Q, J83H00R, J88E01L

All data for this body: [vot]

MPC data
Name (number) Ryokan (6031)
a 3.01513
e 0.02845
i / sin(i) 10.8717 / 0.18861
q 2.92935
Q 3.10091
ω 145.6898
Node 84.0658
m 353.7963
n 0.1883
Epoch 2460800.5
nobs 5042
nopp 30
Years observed 1982-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent Eos (221)
 
ap 3.015
ep 0.058
sin(ip) 0.169
G 0.150
H 11.680
Mass
D 16.26 0.069
pV 0.175 0.0121
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 10.921
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
221 Eos 0 Eos Novakovic 2019EPSC...13.1671N HCM
221 Eos 606 Eos -0.3100 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0155 0.0580 0.1693 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.61 1.330 1.330 Usui 2011PASJ...63.1117U NEATM
14.92 2.980 2.980 Ali-Lagoa 2018A&A...612A..85A NEATM
15.25 3.050 3.050 Ali-Lagoa 2018A&A...612A..85A NEATM
15.68 0.150 0.150 Masiero 2014ApJ...791..121M NEATM
16.42 0.078 0.078 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.165 0.0159 0.0159 Masiero 2011ApJ...741...68M NEATM
0.181 0.0720 0.0720 Ali-Lagoa 2018A&A...612A..85A NEATM
0.189 0.0760 0.0760 Ali-Lagoa 2018A&A...612A..85A NEATM
0.190 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
11.68 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
D S 0.5345 0.1170 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
D S 0.6294 0.1170 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
K S 0.3388 0.1170 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
K S 0.5719 0.1170 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
L S 0.3229 0.1170 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.2111 0.1170 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.4324 0.1170 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.4560 0.1170 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.7206 0.1170 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT