Rika

15415, 1983 PC1, 1983PC1, 1983 PH, 1983PH, 1997 WK22, 1997WK22, 1998 CA1, 1998CA1, J83P00H, J83P01C, J97W22K, J98C01A

All data for this body: [vot]

MPC data
Name (number) Rika (15415)
a 2.20153
e 0.22814
i / sin(i) 7.4752 / 0.13010
q 1.69928
Q 2.70379
ω 28.7569
Node 327.2703
m 258.8559
n 0.3017
Epoch 2460800.5
nobs 2859
nopp 22
Years observed 1954-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.201
ep 0.162
sin(ip) 0.133
G 0.150
H 14.290
Mass
D 2.83 0.488
pV 0.605 0.1924
Value
Rotational Period 6.363
Period quality 3
Spectral Class V
Spectral Class Score 19.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2014 0.1623 0.1332 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.83 0.488 0.488 Masiero 2017AJ....154..168M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.605 0.1924 0.1924 Masiero 2017AJ....154..168M 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
14.29 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
6.36228 2 Sidereal Athanasopoulos 2022A&A...666A.116A Model
6.36228 2 Sidereal Durech 2023A&A...675A..24D Model
6.3632 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
V Bus-DeMeo NIR Arredondo 2021Icar..36814619A SPEC
V Popescu NIR Mansour 2020MNRAS.491.5966M SPEC+PHOT
V V None None Movis NIR Popescu 2018A&A...617A..12P PHOT