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85619 (1998 HQ106)
Classification: Main-belt Asteroid          SPK-ID: 2085619
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2597926416588869 5.2576e-08  
a 2.618026248241598 2.2043e-08 au
q 1.937882293278608 1.4696e-07 au
i 14.00943169147933 5.3906e-06 deg
node 136.3346363426968 2.9643e-05 deg
peri 154.2939013344985 3.3263e-05 deg
M 286.605483718239 1.9642e-05 deg
tp 2458915.942737730945
(2020-Mar-07.44273773)
8.7196e-05 TDB
period 1547.24618862786
4.24
1.9541e-05
5.35e-08
d
yr
n .2326714408126982 2.9386e-09 deg/d
Q 3.298170203204588 2.777e-08 au
  Orbit Determination Parameters
   # obs. used (total)      451  
   data-arc span      7681 days (21.03 yr)  
   first obs. used      1998-04-23  
   last obs. used      2019-05-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58766  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:55:45  

Additional Information
 Earth MOID = .930562 au 
 Jupiter MOID = 1.98089 au 
 T_jup = 3.317 
[ 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 15.5   n/a MPO432399  
diameter diameter 3.997 km 1.431 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85619 (1998 HQ106)          Discovered 1998-Apr-23 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1998 HQ106 = 2002 FV28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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