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JPL Small-Body Database Browser
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249151 (2008 AW77)
Classification: Main-belt Asteroid          SPK-ID: 2249151
[ 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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .004556043921406258 6.1228e-08  
a 2.950963102945978 4.1021e-08 au
q 2.937518385438507 1.7041e-07 au
i 2.385454299558366 6.3234e-06 deg
node 21.69908971901792 0.00015832 deg
peri 144.2424904594211 0.00085075 deg
M 37.12887041423019 0.00083185 deg
tp 2458409.535195806403
(2018-Oct-18.03519581)		 0.0042798 TDB
period 1851.586884888009
5.07		 3.8608e-05
1.057e-07		 d
yr
n .1944278191524208 4.0541e-09 deg/d
Q 2.96440782045345 4.1208e-08 au
   Orbit Determination Parameters
   # obs. used (total)      180  
   data-arc span      6406 days (17.54 yr)  
   first obs. used      2001-10-17  
   last obs. used      2019-05-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59402  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 08:40:47  

Additional Information
 Earth MOID = 1.93529 au 
 Jupiter MOID = 1.99377 au 
 T_jup = 3.268 
[ 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 16.4   n/a MPO433632  
diameter diameter 3.719 km 0.843 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.027   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249151 (2008 AW77)          Discovered 2008-Jan-12 by Spacewatch at Kitt Peak
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

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