Shishkin

03558, 1955 QZ, 1955QZ, 1978 SQ2, 1978SQ2, 1984 BO, 1984BO, J55Q00Z, J78S02Q, J84B00O

All data for this body: [vot]

MPC data
Name (number) Shishkin (3558)
a 2.44235
e 0.06414
i / sin(i) 13.3972 / 0.23170
q 2.28568
Q 2.59901
ω 303.7335
Node 344.8275
m 139.5133
n 0.2582
Epoch 2460800.5
nobs 7287
nopp 29
Years observed 1955-2025
rms 0.49
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.441
ep 0.041
sin(ip) 0.234
G 0.150
H 12.840
Mass
D 8.71 0.060
pV 0.240 0.0219
Value
Rotational Period 6.870
Period quality 3
Spectral Class S
Spectral Class Score 15.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4414 0.0413 0.2344 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.28 0.400 0.400 Masiero 2012ApJ...759L...8M NEATM
8.74 0.068 0.068 Masiero 2011ApJ...741...68M NEATM
8.77 0.140 0.140 Masiero 2014ApJ...791..121M NEATM
8.89 0.990 0.990 Usui 2011PASJ...63.1117U NEATM
9.23 1.850 1.850 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.196 0.0780 0.0780 Ali-Lagoa 2018A&A...612A..85A NEATM
0.230 0.0300 0.0300 Masiero 2014ApJ...791..121M NEATM
0.233 0.0420 0.0420 Masiero 2011ApJ...741...68M NEATM
0.333 0.0650 0.0650 Masiero 2012ApJ...759L...8M 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
12.84 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
6.875 3 Synodic Simpson 2013MPBu...40..146S Lightcurve
6.87623 2 Sidereal Durech 2020A&A...643A..59D Model
6.87864 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
K K 0.2909 0.2909 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S Bus-DeMeo VIS Bourdelle de Micas 2024A&A...682A..64B SPEC