1998 HL117

1998HL117, 09464, 1936 PK, 1936PK, 1980 WO3, 1980WO3, 1992 DQ1, 1992DQ1, 1994 TG16, 1994TG16, J36P00K, J80W03O, J92D01Q, J94T16G, J98HB7L

All data for this body: [vot]

MPC data
Name (number) 1998 HL117 (9464)
a 2.85964
e 0.29830
i / sin(i) 7.9663 / 0.13859
q 2.00660
Q 3.71268
ω 243.4136
Node 99.3996
m 116.9267
n 0.2038
Epoch 2460800.5
nobs 3311
nopp 26
Years observed 1980-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.858
ep 0.257
sin(ip) 0.124
G 0.150
H 13.270
Mass
D 15.75 0.062
pV 0.038 0.0059
Value
Rotational Period 37.910
Period quality 2
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.8580 0.2569 0.1245 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
15.15 3.690 3.690 Masiero 2021PSJ.....2..162M NEATM
15.51 4.900 4.900 Masiero 2020PSJ.....1....5M NEATM
15.71 4.100 4.100 Masiero 2020PSJ.....1....5M NEATM
15.76 0.062 0.062 Masiero 2011ApJ...741...68M NEATM
15.83 7.310 7.310 Nugent 2016AJ....152...63N NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.030 0.0200 0.0200 Nugent 2016AJ....152...63N NEATM
0.037 0.0220 0.0220 Masiero 2020PSJ.....1....5M NEATM
0.039 0.0067 0.0067 Masiero 2011ApJ...741...68M NEATM
0.044 0.0210 0.0400 Masiero 2021PSJ.....2..162M NEATM
0.048 0.0480 0.0480 Masiero 2020PSJ.....1....5M 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
13.27 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
37.917 2 Sidereal Durech 2023A&A...675A..24D Model