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215780 (2004 HR69)
Classification: Main-belt Asteroid          SPK-ID: 2215780
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1050244496551518 6.1664e-08  
a 2.865379731884218 4.2185e-08 au
q 2.564444802490052 1.8472e-07 au
i 14.06665984461654 9.3949e-06 deg
node 225.0433224048038 2.617e-05 deg
peri 256.7001115409176 5.2194e-05 deg
M 202.7972131361264 4.6161e-05 deg
tp 2459774.123126353053
(2022-Jul-13.62312635)
0.00022836 TDB
period 1771.624606936924
4.85
3.9124e-05
1.071e-07
d
yr
n .2032033189143987 4.4875e-09 deg/d
Q 3.166314661278385 4.6616e-08 au
  Orbit Determination Parameters
   # obs. used (total)      190  
   data-arc span      6050 days (16.56 yr)  
   first obs. used      2001-09-29  
   last obs. used      2018-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55884  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 06:07:14  

Additional Information
 Earth MOID = 1.62416 au 
 Jupiter MOID = 2.09833 au 
 T_jup = 3.248 
[ 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 15.8   n/a MPO433412  

215780 (2004 HR69)          Discovered 2004-Apr-22 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

Alternate Designations
 2004 HR69 = 2008 CX35 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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