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JPL Small-Body Database Browser
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58851 (1998 HY77)
Classification: Main-belt Asteroid          SPK-ID: 2058851
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1614659128814332 4.1936e-08  
a 3.030568933636527 1.9422e-08 au
q 2.541235354216794 1.2233e-07 au
i 2.177687776172687 4.6474e-06 deg
node 323.9069720557543 0.00012797 deg
peri 148.1405800973484 0.00012903 deg
M 76.44314682963868 1.769e-05 deg
tp 2458191.314031018009
(2018-Mar-13.81403102)
9.2876e-05 TDB
period 1927.013145623183
5.28
1.8525e-05
5.072e-08
d
yr
n .1868176150316704 1.7959e-09 deg/d
Q 3.519902513056261 2.2559e-08 au
  Orbit Determination Parameters
   # obs. used (total)      747  
   data-arc span      9956 days (27.26 yr)  
   first obs. used      1992-02-05  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56088  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:13:55  

Additional Information
 Earth MOID = 1.5584 au 
 Jupiter MOID = 1.59504 au 
 T_jup = 3.222 
[ 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 14.8   n/a MPO432142  
diameter diameter 5.693 km 0.924 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.079   0.066 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58851 (1998 HY77)          Discovered 1998-Apr-21 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 HY77 = 2001 VZ8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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