2001 SY227

2001SY227, 2001 US180, 2001US180, I9690, K01SM7Y, K01UI0S

All data for this body: [vot]

MPC data
Name (number) 2001 SY227 (189690)
a 2.37175
e 0.19259
i / sin(i) 1.2237 / 0.02136
q 1.91498
Q 2.82853
ω 177.1867
Node 179.8709
m 175.0390
n 0.2698
Epoch 2460800.5
nobs 347
nopp 15
Years observed 2001-2025
rms 0.91
Best values
[raw, vot]

Value Standard error
Parent Massalia (20)
 
ap 2.373
ep 0.153
sin(ip) 0.028
G 0.150
H 17.670
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 3.606
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
20 Massalia 0 Massalia Novakovic 2019EPSC...13.1671N HCM
20 Massalia 404 Massalia -0.5000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3726 0.1529 0.0278 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
17.67 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
S 0.601 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
V V 0.0211 0.0610 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V V 0.1087 0.0610 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT