1999 YS9

1999YS9, 27268, J99Y09S

All data for this body: [vot]

MPC data
Name (number) 1999 YS9 (27268)
a 2.24647
e 0.07450
i / sin(i) 5.9407 / 0.10350
q 2.07912
Q 2.41382
ω 101.4214
Node 36.4631
m 355.5320
n 0.2927
Epoch 2460200.5
nobs 3800
nopp 19
Years observed 1991-2023
rms 0.50
Best values
[raw, vot]

Value Standard error
Parent Flora (8)
 
ap 2.247
ep 0.127
sin(ip) 0.094
Value Standard error
G 0.150
H 14.450
Mass
D 3.29 0.045
pV 0.385 0.0202
Rotational Period 25.516
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
8 Flora 402 Flora 0.3600 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2467 0.1267 0.0941 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.29 0.045 0.045 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.385 0.0202 0.0202 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
14.45 MPC-2023-12-04 MPC-2023-12-04 Phot
Period data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
25.36 Durech 2023A&A...675A..24D Model
25.52 Pal 2020ApJS..247...26P Lightcurve