1990 SY8

1990SY8, 15260, 1993 JN, 1993JN, J90S08Y, J93J00N

All data for this body: [vot]

MPC data
Name (number) 1990 SY8 (15260)
a 2.31121
e 0.16594
i / sin(i) 4.2371 / 0.07389
q 1.92770
Q 2.69472
ω 240.3097
Node 56.6813
m 353.6040
n 0.2805
Epoch 2460800.5
nobs 4182
nopp 23
Years observed 1990-2025
rms 0.61
Best values
[raw, vot]

Value Standard error
Parent Flora (8)
 
ap 2.311
ep 0.138
sin(ip) 0.063
G 0.150
H 15.050
Mass
D 2.38 0.398
pV 0.452 0.1815
Value
Rotational Period 29.136
Period quality 2
Spectral Class S
Spectral Class Score 10.522
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
8 Flora 402 Flora 0.6700 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3114 0.1381 0.0627 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.38 0.398 0.398 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.452 0.1815 0.1815 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
15.05 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
29.1365 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
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.321 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S 0.44 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.9527 0.9527 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT