Ruriko

04455, 1972 TL4, 1972TL4, 1972 VQ, 1972VQ, 1982 UO5, 1982UO5, 1988 XA, 1988XA, J72T04L, J72V00Q, J82U05O, J88X00A

All data for this body: [vot]

MPC data
Name (number) Ruriko (4455)
a 3.01320
e 0.05283
i / sin(i) 9.4058 / 0.16343
q 2.85403
Q 3.17238
ω 228.6643
Node 243.6475
m 309.2976
n 0.1884
Epoch 2460800.5
nobs 7910
nopp 33
Years observed 1949-2025
rms 0.49
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.014
ep 0.061
sin(ip) 0.180
G 0.150
H 11.970
Mass
D 14.14 0.149
pV 0.336 0.0276
Value
Rotational Period 4.200
Period quality 2
Spectral Class Xn
Spectral Class Score 21.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0141 0.0614 0.1799 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
13.79 0.240 0.240 Masiero 2014ApJ...791..121M NEATM
14.36 0.190 0.190 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.313 0.0697 0.0697 Masiero 2011ApJ...741...68M NEATM
0.340 0.0300 0.0300 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
11.97 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
4.23 2 Synodic De Sanctis 1994P&SS...42..859D Lightcurve
4.30828 2 Sidereal Durech 2023A&A...675A..24D Model
4.30829 2 Sidereal Durech 2020A&A...643A..59D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B 0.930000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
B K 0.570000 0.350000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
X X 0.4400 0.6340 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.6309 0.6340 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.7945 0.6340 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
Xn Bus-DeMeo VISNIR Hasegawa 2024AJ....167..224H SPEC