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JPL Small-Body Database Browser
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305870 (2009 EQ30)
Classification: Main-belt Asteroid          SPK-ID: 2305870
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .07737822710566988 6.9993e-08  
a 2.754238714716807 3.5781e-08 au
q 2.541120605946222 1.8502e-07 au
i 8.925554687847757 6.8924e-06 deg
node 173.3134483987259 3.6702e-05 deg
peri 12.27685250397164 5.3575e-05 deg
M 85.83205683981846 3.7928e-05 deg
tp 2458202.440664286205
(2018-Mar-24.94066429)
0.00017591 TDB
period 1669.555246991206
4.57
3.2535e-05
8.908e-08
d
yr
n .2156262876887573 4.2019e-09 deg/d
Q 2.967356823487393 3.855e-08 au
  Orbit Determination Parameters
   # obs. used (total)      161  
   data-arc span      5577 days (15.27 yr)  
   first obs. used      2004-03-27  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .552  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:55:05  

Additional Information
 Earth MOID = 1.54442 au 
 Jupiter MOID = 1.99069 au 
 T_jup = 3.322 
[ 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 16.3   n/a MPO437358  

305870 (2009 EQ30)          Discovered 2009-Mar-15 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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