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227870 (2007 DH115)
Classification: Main-belt Asteroid          SPK-ID: 2227870
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2009160948101209 4.7253e-08  
a 2.371404047333251 1.2109e-08 au
q 1.894950806926139 1.104e-07 au
i 3.858997656608955 5.5149e-06 deg
node 346.7039863656086 7.3289e-05 deg
peri 51.66619893910674 7.4543e-05 deg
M 24.75107940728218 1.2276e-05 deg
tp 2459108.793861950559
(2020-Sep-16.29386195)		 4.5469e-05 TDB
period 1333.849290147951
3.65		 1.0217e-05
2.797e-08		 d
yr
n .2698955591602621 2.0673e-09 deg/d
Q 2.847857287740363 1.4542e-08 au
   Orbit Determination Parameters
   # obs. used (total)      295  
   data-arc span      8094 days (22.16 yr)  
   first obs. used      1998-11-15  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63615  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:41:28  

Additional Information
 Earth MOID = .90411 au 
 Jupiter MOID = 2.58922 au 
 T_jup = 3.514 
[ 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 17.15   n/a E2021B55  

227870 (2007 DH115)          Discovered 2007-Feb-26 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2007 DH115 = 2005 QT76 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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