2004 HP17

2004HP17, K04H17P, K9478

All data for this body: [vot]

MPC data
Name (number) 2004 HP17 (209478)
a 3.17916
e 0.10248
i / sin(i) 8.1282 / 0.14139
q 2.85336
Q 3.50496
ω 203.2513
Node 351.1593
m 270.5229
n 0.1739
Epoch 2460800.5
nobs 423
nopp 17
Years observed 1998-2025
rms 0.89
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.168
ep 0.144
sin(ip) 0.148
G 0.150
H 15.600
Mass
D 4.80 0.209
pV 0.077 0.0048
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 2.876
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1680 0.1441 0.1485 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.80 0.209 0.209 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.077 0.0048 0.0048 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
15.60 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
B C 0.0116 0.1400 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
B C 0.0981 0.1400 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.0894 0.1400 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.1064 0.1400 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.2836 0.1400 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V C 0.0873 0.1400 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X C 0.1717 0.1400 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT