Silvain

15899, 1993 HO8, 1993HO8, 1996 FQ23, 1996FQ23, 1997 RR1, 1997RR1, J93H08O, J96F23Q, J97R01R

All data for this body: [vot]

MPC data
Name (number) Silvain (15899)
a 2.19950
e 0.08830
i / sin(i) 2.3267 / 0.04060
q 2.00529
Q 2.39371
ω 243.5263
Node 66.8995
m 205.5297
n 0.3021
Epoch 2460800.5
nobs 2473
nopp 22
Years observed 1993-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.200
ep 0.042
sin(ip) 0.032
G 0.150
H 15.520
Mass
D 2.54 0.151
pV 0.207 0.0579
Value
Rotational Period
Period quality None
Spectral Class L
Spectral Class Score 4.290
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
3452 Hawke -1 Hawke -1.0000 Nesvorny 2024ApJS..274...25N HCM-2024
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.1999 0.0418 0.0315 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.54 0.151 0.151 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.207 0.0579 0.0579 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
15.52 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
L 0.715 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT