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JPL Small-Body Database Browser
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277849 (2006 HR104)
Classification: Main-belt Asteroid          SPK-ID: 2277849
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 .1533831914281067 1.0294e-07  
a 2.891577486880653 4.5341e-08 au
q 2.448058103681233 2.8223e-07 au
i 16.43831877987143 9.5358e-06 deg
node 90.46523298617942 2.8015e-05 deg
peri 115.6376581579288 4.3855e-05 deg
M 237.2228054113814 3.3415e-05 deg
tp 2459213.013808628291
(2020-Dec-29.51380863)
0.00017642 TDB
period 1795.976621269251
4.92
4.2243e-05
1.157e-07
d
yr
n .2004480435528059 4.7147e-09 deg/d
Q 3.335096870080072 5.2296e-08 au
  Orbit Determination Parameters
   # obs. used (total)      212  
   data-arc span      6473 days (17.72 yr)  
   first obs. used      2001-03-25  
   last obs. used      2018-12-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6485  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 07:18:25  

Additional Information
 Earth MOID = 1.49043 au 
 Jupiter MOID = 1.84726 au 
 T_jup = 3.213 
[ 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 15.9   n/a MPO418478  

277849 (2006 HR104)          Discovered 2006-Apr-18 by CSS at Catalina
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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