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JPL Small-Body Database Browser
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27230 (1999 JD50)
Classification: Main-belt Asteroid          SPK-ID: 2027230
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03996798492957031 4.0243e-08  
a 2.524809886362547 1.1714e-08 au
q 2.423898322874379 1.0038e-07 au
i 10.91388846234357 5.2433e-06 deg
node 78.08311404285793 2.127e-05 deg
peri 43.69166399468964 6.8399e-05 deg
M 97.55199672987652 6.4468e-05 deg
tp 2458203.422652264336
(2018-Mar-25.92265226)		 0.0002621 TDB
period 1465.350274486584
4.01		 1.0198e-05
2.792e-08		 d
yr
n .2456750486678917 1.7098e-09 deg/d
Q 2.625721449850715 1.2182e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1196  
   data-arc span      10225 days (27.99 yr)  
   first obs. used      1991-05-13  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53516  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 03:27:19  

Additional Information
 Earth MOID = 1.45093 au 
 Jupiter MOID = 2.45716 au 
 T_jup = 3.428 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.4   n/a MPO474122  
diameter diameter 3.732 km 0.069 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.220   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27230 (1999 JD50)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 JD50 = 2000 PM2 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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