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160544 (1998 HV5)
Classification: Main-belt Asteroid          SPK-ID: 2160544
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1537771586217953 6.4657e-08  
a 2.616744712783183 2.089e-08 au
q 2.214349146012779 1.7582e-07 au
i 3.646686142260594 4.9108e-06 deg
node 105.0767618597373 0.00016542 deg
peri 156.6971582894853 0.00016762 deg
M 40.10655680192031 2.8995e-05 deg
tp 2458828.252337115780
(2019-Dec-10.75233712)
0.00012385 TDB
period 1546.110251861612
4.23
1.8514e-05
5.069e-08
d
yr
n .2328423859595639 2.7882e-09 deg/d
Q 3.019140279553587 2.4102e-08 au
  Orbit Determination Parameters
   # obs. used (total)      278  
   data-arc span      7716 days (21.13 yr)  
   first obs. used      1998-03-22  
   last obs. used      2019-05-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60987  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:33:14  

Additional Information
 Earth MOID = 1.19935 au 
 Jupiter MOID = 2.04974 au 
 T_jup = 3.387 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.5   n/a MPO459734  
diameter diameter 3.116 km 1.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.050   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

160544 (1998 HV5)          Discovered 1998-Apr-21 by ODAS at Caussols
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

[ show close-approach data ]
Alternate Designations
 1998 HV5 = 2002 EC91 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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