1999 YO9

1999YO9, 1974 SE1, 1974SE1, 1974 TJ, 1974TJ, 1998 MU35, 1998MU35, 25596, J74S01E, J74T00J, J98M35U, J99Y09O

All data for this body: [vot]

MPC data
Name (number) 1999 YO9 (25596)
a 2.29486
e 0.13593
i / sin(i) 4.7451 / 0.08272
q 1.98292
Q 2.60680
ω 14.5147
Node 12.4488
m 178.9729
n 0.2835
Epoch 2460800.5
nobs 2434
nopp 23
Years observed 1974-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent Flora (8)
 
ap 2.295
ep 0.108
sin(ip) 0.075
G 0.150
H 14.860
Mass
D 2.66 0.087
pV 0.362 0.0516
Value
Rotational Period
Period quality None
Spectral Class B
Spectral Class Score 5.436
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
8 Flora 402 Flora 0.5900 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2951 0.1082 0.0752 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.66 0.087 0.087 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.362 0.0516 0.0516 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
14.86 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
B 0.906 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT