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187647 (2007 DN16)
Classification: Main-belt Asteroid          SPK-ID: 2187647
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1105828121027689 5.0845e-08  
a 3.158371536842773 3.868e-08 au
q 2.809109930633356 1.7456e-07 au
i 6.208702537122664 5.343e-06 deg
node 112.8016218623692 5.9528e-05 deg
peri 190.2184040999663 6.6312e-05 deg
M 21.1359614023031 3.1109e-05 deg
tp 2459080.131524800679
(2020-Aug-18.63152480)
0.00017657 TDB
period 2050.185948344594
5.61
3.7663e-05
1.031e-07
d
yr
n .1755938285942693 3.2257e-09 deg/d
Q 3.507633143052191 4.2958e-08 au
  Orbit Determination Parameters
   # obs. used (total)      339  
   data-arc span      8425 days (23.07 yr)  
   first obs. used      1997-06-27  
   last obs. used      2020-07-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56218  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:56:16  

Additional Information
 Earth MOID = 1.79199 au 
 Jupiter MOID = 1.70621 au 
 T_jup = 3.187 
[ 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 15.27   n/a E2021B55  

187647 (2007 DN16)          Discovered 2007-Feb-17 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 2007 DN16 = 2002 HH2 = 2005 WG58 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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