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160505 (2007 JN16)
Classification: Main-belt Asteroid          SPK-ID: 2160505
[ 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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1000623720200223 4.6898e-08  
a 2.681950150045378 2.1146e-08 au
q 2.413587856392383 1.3341e-07 au
i 2.197787408856831 4.9261e-06 deg
node 281.8576097323605 0.00019512 deg
peri 32.35778660136734 0.00019907 deg
M 324.0377263209829 4.1713e-05 deg
tp 2459360.757779066807
(2021-May-26.25777907)		 0.00018609 TDB
period 1604.258979256716
4.39		 1.8973e-05
5.195e-08		 d
yr
n .2244026710492809 2.6539e-09 deg/d
Q 2.950312443698374 2.3262e-08 au
   Orbit Determination Parameters
   # obs. used (total)      250  
   data-arc span      8095 days (22.16 yr)  
   first obs. used      1998-04-19  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60822  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 12:27:01  

Additional Information
 Earth MOID = 1.39798 au 
 Jupiter MOID = 2.27534 au 
 T_jup = 3.368 
[ 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 16.78   n/a E2021B55  

160505 (2007 JN16)          Discovered 2007-May-11 by Hoenig, S. F., Teamo, N. at Tiki
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

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Alternate Designations
 2007 JN16 = 2004 TQ280 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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