Sinyavskaya

04981, 1942 CL, 1942CL, 1974 VS, 1974VS, 1977 HC1, 1977HC1, 1978 SA, 1978SA, 1979 VN2, 1979VN2, 1979 YM1, 1979YM1, 1987 KL4, 1987KL4, J42C00L, J74V00S, J77H01C, J78S00A, J79V02N, J79Y01M, J87K04L

All data for this body: [vot]

MPC data
Name (number) Sinyavskaya (4981)
a 2.87264
e 0.08187
i / sin(i) 2.7032 / 0.04716
q 2.63744
Q 3.10783
ω 298.5237
Node 49.9928
m 180.1174
n 0.2024
Epoch 2460800.5
nobs 5083
nopp 31
Years observed 1974-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent Koronis (158)
 
ap 2.875
ep 0.046
sin(ip) 0.036
G 0.150
H 12.370
Mass
D 9.23 0.219
pV 0.300 0.0680
Value
Rotational Period 4.629
Period quality 2
Spectral Class S
Spectral Class Score 14.216
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
158 Koronis 0 Koronis Novakovic 2019EPSC...13.1671N HCM
158 Koronis 605 Koronis 0.0000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.8747 0.0460 0.0364 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
9.23 0.219 0.219 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.300 0.0680 0.0680 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
12.37 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
4.628532 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
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.82 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.8249 0.8770 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9377 0.8770 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT