1998 HQ114

1998HQ114, 18714, 2000 SH238, 2000SH238, J98HB4Q, K00SN8H

All data for this body: [vot]

MPC data
Name (number) 1998 HQ114 (18714)
a 3.05415
e 0.10465
i / sin(i) 12.4330 / 0.21530
q 2.73453
Q 3.37377
ω 154.9458
Node 88.9871
m 351.3969
n 0.1847
Epoch 2460800.5
nobs 2223
nopp 24
Years observed 1993-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.056
ep 0.128
sin(ip) 0.194
G 0.150
H 13.990
Mass
D 5.75 0.106
pV 0.194 0.0294
Value
Rotational Period 24.410
Period quality 2
Spectral Class S
Spectral Class Score 6.061
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0560 0.1282 0.1943 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.75 0.106 0.106 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.194 0.0294 0.0294 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
13.99 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
24.417 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
D D 0.3787 0.3200 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
D D 0.5104 0.3200 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
LS 0.20 Bus VIS Carvano 2010A&A...510A..43C PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S D 0.6768 0.3200 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT