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JPL Small-Body Database Browser
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413512 (2005 RT44)
Classification: Main-belt Asteroid          SPK-ID: 2413512
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2055839398395524 6.1736e-08  
a 2.718123028137237 2.6813e-08 au
q 2.159320587044169 1.6535e-07 au
i 15.97485141495652 7.3697e-06 deg
node 260.3895500311544 3.1186e-05 deg
peri 199.6960128319956 4.205e-05 deg
M 39.39121662297541 2.3491e-05 deg
tp 2458821.398597998922
(2019-Dec-03.89859800)
0.00010655 TDB
period 1636.824405235082
4.48
2.422e-05
6.631e-08
d
yr
n .2199380696234771 3.2544e-09 deg/d
Q 3.276925469230305 3.2326e-08 au
  Orbit Determination Parameters
   # obs. used (total)      220  
   data-arc span      6649 days (18.20 yr)  
   first obs. used      2001-11-20  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55819  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 07:00:17  

Additional Information
 Earth MOID = 1.18187 au 
 Jupiter MOID = 1.96881 au 
 T_jup = 3.274 
[ 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 16.0   n/a MPO455944  
diameter diameter 4.423 km 1.694 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.047   0.094 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

413512 (2005 RT44)          Discovered 2005-Sep-02 by NEAT at Palomar
Reference: Last Updated: 2014-11-10

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