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120696 (1997 HH)
Classification: Main-belt Asteroid          SPK-ID: 2120696
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1811421627670819 5.4852e-08  
a 3.135282582736455 2.8908e-08 au
q 2.567350714813612 1.8148e-07 au
i 1.277043936274092 7.3417e-06 deg
node 42.62903961664291 0.00023215 deg
peri 282.3345988943028 0.00023296 deg
M 328.8965724744862 1.8212e-05 deg
tp 2459175.693992864534
(2020-Nov-22.19399286)
0.00010304 TDB
period 2027.745571753999
5.55
2.8045e-05
7.678e-08
d
yr
n .1775370662940717 2.4554e-09 deg/d
Q 3.703214450659299 3.4145e-08 au
  Orbit Determination Parameters
   # obs. used (total)      345  
   data-arc span      9327 days (25.54 yr)  
   first obs. used      1993-10-11  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57561  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:33:21  

Additional Information
 Earth MOID = 1.55579 au 
 Jupiter MOID = 1.63727 au 
 T_jup = 3.186 
[ 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 15.7   n/a MPO432707  

120696 (1997 HH)          Discovered 1997-Apr-28 by Spacewatch at Kitt Peak
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 1997 HH = 1999 VG110 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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