1998 HW16

1998HW16, 2002 LE39, 2002LE39, 85611, J98H16W, K02L39E

All data for this body: [vot]

MPC data
Name (number) 1998 HW16 (85611)
a 2.43757
e 0.06091
i / sin(i) 8.0148 / 0.13943
q 2.28910
Q 2.58603
ω 101.6024
Node 171.4141
m 340.2607
n 0.2590
Epoch 2460800.5
nobs 978
nopp 19
Years observed 1998-2025
rms 0.86
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.438
ep 0.059
sin(ip) 0.140
G 0.150
H 16.140
Mass
D 2.20 0.579
pV 0.175 0.0930
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 4.764
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4375 0.0593 0.1397 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.20 0.579 0.579 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.175 0.0930 0.0930 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
16.14 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
C X 0.1076 0.2090 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
CX 0.19 Bus VIS Carvano 2010A&A...510A..43C PHOT
D X 0.2988 0.2090 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
X X 0.0286 0.2090 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.0638 0.2090 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.3682 0.2090 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT