1999 HD7

1999HD7, 2003 US261, 2003US261, H5783, J99H07D, K03UQ1S

All data for this body: [vot]

MPC data
Name (number) 1999 HD7 (175783)
a 2.16539
e 0.12463
i / sin(i) 2.5838 / 0.04508
q 1.89551
Q 2.43527
ω 99.9757
Node 210.3429
m 341.1320
n 0.3093
Epoch 2460800.5
nobs 406
nopp 16
Years observed 1993-2025
rms 0.84
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.165
ep 0.076
sin(ip) 0.068
G 0.150
H 17.870
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 10.235
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.1653 0.0764 0.0677 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
17.87 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 0.29 Bus VIS Carvano 2010A&A...510A..43C PHOT
S 0.978 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.6312 0.6070 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT