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120355 (2005 MD5)
Classification: Main-belt Asteroid          SPK-ID: 2120355
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2673663459590395 8.2266e-08  
a 2.331653970140827 9.7045e-09 au
q 1.708248168103386 1.9145e-07 au
i 22.8697386520961 4.9651e-06 deg
node 297.781292917866 1.3387e-05 deg
peri 63.47568687700284 1.9628e-05 deg
M 130.6179389301869 8.506e-06 deg
tp 2458728.659840985228
(2019-Sep-02.15984099)		 3.0951e-05 TDB
period 1300.452745132555
3.56		 8.1189e-06
2.223e-08		 d
yr
n .2768266677489349 1.7283e-09 deg/d
Q 2.955059772178267 1.2299e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1211  
   data-arc span      10608 days (29.04 yr)  
   first obs. used      1992-01-01  
   last obs. used      2021-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40786  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 09:24:49  

Additional Information
 Earth MOID = .798546 au 
 Jupiter MOID = 2.70401 au 
 T_jup = 3.420 
[ 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 14.77   n/a E2021B55  
diameter diameter 3.285 km 0.588 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.284   0.074 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

120355 (2005 MD5)          Discovered 2005-Jun-16 by CSS at Catalina
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

Alternate Designations
 2005 MD5 = 1999 BJ1 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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