1998YW9

15458, 1975TC4, 1979YC10, 1984BO2, 1997PG6, 1997PH6, J75T04C, J79Y10C, J84B02O, J97P06G, J97P06H, J98Y09W

All data for this body: [vot]

MPC data
Name (number) 1998YW9 (15458)
Packed designation 15458
a 2.41953
e 0.19223
i / sin(i) 1.4288 / 0.02493
q 1.95443
Q 2.88464
ω 264.6753
Node 150.9528
m 85.5980
n 0.2619
Epoch 2459600.5
nobs 2197
nopp 20
Years observed 1975-2022
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent Massalia (20)
 
ap 2.418
ep 0.178
sin(ip) 0.022
Value Standard error
G 0.150
H 14.630
Mass
D 3.47 0.108
pV 0.280 0.0492
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
20 Massalia 404 Massalia 0.5300 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4184 0.1779 0.0220 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.47 0.108 0.108 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.280 0.0492 0.0492 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.63 MPC-2022-01-18 MPC-2022-01-18 Phot