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JPL Small-Body Database Browser
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305607 (2008 YR156)
Classification: Main-belt Asteroid          SPK-ID: 2305607
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1407743391554663 6.0224e-08  
a 2.361626238159785 2.2472e-08 au
q 2.029169865150632 1.4687e-07 au
i 4.919494900327414 6.4269e-06 deg
node 149.1396436522679 7.5774e-05 deg
peri 244.399395178338 7.9727e-05 deg
M 12.0948886472288 2.5608e-05 deg
tp 2458555.963657483109
(2019-Mar-13.46365748)
9.397e-05 TDB
period 1325.608178274064
3.63
1.8921e-05
5.18e-08
d
yr
n .2715734603182053 3.8762e-09 deg/d
Q 2.694082611168939 2.5635e-08 au
  Orbit Determination Parameters
   # obs. used (total)      166  
   data-arc span      7568 days (20.72 yr)  
   first obs. used      1997-12-27  
   last obs. used      2018-09-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62962  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 12:42:36  

Additional Information
 Earth MOID = 1.04004 au 
 Jupiter MOID = 2.73394 au 
 T_jup = 3.532 
[ 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 17.3   n/a MPO455251  

305607 (2008 YR156)          Discovered 2008-Dec-30 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

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