2001 SY239

2001SY239, B0255, K01SN9Y

All data for this body: [vot]

MPC data
Name (number) 2001 SY239 (110255)
a 2.73712
e 0.12307
i / sin(i) 5.9953 / 0.10445
q 2.40026
Q 3.07397
ω 291.8902
Node 97.8400
m 71.9262
n 0.2177
Epoch 2460800.5
nobs 1133
nopp 17
Years observed 2001-2025
rms 0.84
Best values
[raw, vot]

Value Standard error
Parent Nemesis (128)
 
ap 2.737
ep 0.086
sin(ip) 0.086
G 0.150
H 15.300
Mass
D 4.33 0.072
pV 0.103 0.0122
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 3.984
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
128 Nemesis 504 Nemesis -0.5700 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7370 0.0864 0.0856 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.33 0.072 0.072 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.103 0.0122 0.0122 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
15.30 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
C Xt None None Movis NIR Popescu 2018A&A...617A..12P PHOT
S 0.664 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT