1998 HW50

1998HW50, 1999 XW125, 1999XW125, 48866, J98H50W, J99XC5W

All data for this body: [vot]

MPC data
Name (number) 1998 HW50 (48866)
a 2.24662
e 0.19407
i / sin(i) 4.0393 / 0.07044
q 1.81061
Q 2.68262
ω 329.5904
Node 350.1052
m 279.7233
n 0.2927
Epoch 2460800.5
nobs 2473
nopp 21
Years observed 1991-2025
rms 0.74
Best values
[raw, vot]

Value Standard error
Parent Flora (8)
 
ap 2.247
ep 0.147
sin(ip) 0.069
G 0.150
H 15.000
Mass
D 3.10 0.133
pV 0.242 0.0254
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 17.824
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
8 Flora 402 Flora 0.2700 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2468 0.1475 0.0693 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.10 0.133 0.133 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.242 0.0254 0.0254 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
15.00 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 DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.54 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.6715 0.8700 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.8578 0.8700 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9280 0.8700 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT