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35764 (1999 HP7)
Classification: Main-belt Asteroid          SPK-ID: 2035764
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06855693364561158 4.111e-08  
a 2.266148292446735 7.3272e-09 au
q 2.110788114330348 9.3853e-08 au
i .8407133771024876 3.7343e-06 deg
node 56.98715336562221 0.0002656 deg
peri 142.2729110798073 0.00026669 deg
M 325.7052546400898 2.4327e-05 deg
tp 2458719.201442710261
(2019-Aug-23.70144271)
8.4271e-05 TDB
period 1246.036934440901
3.41
6.0433e-06
1.655e-08
d
yr
n .288915994421572 1.4012e-09 deg/d
Q 2.421508470563122 7.8295e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1360  
   data-arc span      10422 days (28.53 yr)  
   first obs. used      1990-10-25  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53564  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 03:55:29  

Additional Information
 Earth MOID = 1.10827 au 
 Jupiter MOID = 2.53539 au 
 T_jup = 3.613 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO385042  
diameter diameter 2.296 km 0.693 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.211   0.151 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35764 (1999 HP7)          Discovered 1999-Apr-19 by Spacewatch at Kitt Peak
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 HP7 = 1993 QJ6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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