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JPL Small-Body Database Browser
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13275 (1998 QT39)
Classification: Main-belt Asteroid          SPK-ID: 2013275
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1955026720261784 3.4584e-08  
a 2.55227258365933 1.2291e-08 au
q 2.053296473814773 8.6907e-08 au
i 7.676165880940895 5.4782e-06 deg
node 142.6504082478829 2.9431e-05 deg
peri 256.6435961155304 3.3518e-05 deg
M 340.0188089542013 1.7998e-05 deg
tp 2458683.162375450122
(2019-Jul-18.66237545)
7.4709e-05 TDB
period 1489.323388872813
4.08
1.0759e-05
2.946e-08
d
yr
n .2417205038809363 1.7461e-09 deg/d
Q 3.051248693503886 1.4694e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1348  
   data-arc span      9774 days (26.76 yr)  
   first obs. used      1992-02-29  
   last obs. used      2018-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58669  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 19:21:26  

Additional Information
 Earth MOID = 1.07617 au 
 Jupiter MOID = 2.41059 au 
 T_jup = 3.400 
[ 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 13.9   n/a MPO416854  
diameter diameter 5.002 km 0.153 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.213   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

13275 (1998 QT39)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20000124/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 QT39 = 1992 DC6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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