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JPL Small-Body Database Browser
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13709 (1998 QE13)
Classification: Main-belt Asteroid          SPK-ID: 2013709
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .261230251931525 3.4765e-08  
a 2.327525901567451 8.1024e-09 au
q 1.719505723923836 8.1812e-08 au
i 5.724341972090831 4.328e-06 deg
node 135.0021701496281 4.5347e-05 deg
peri 298.8046766319989 4.6405e-05 deg
M 324.4262163306241 1.2045e-05 deg
tp 2459128.664506564345
(2020-Oct-06.16450656)
4.3803e-05 TDB
period 1297.000701190068
3.55
6.7725e-06
1.854e-08
d
yr
n .2775634582692827 1.4493e-09 deg/d
Q 2.935546079211067 1.0219e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1489  
   data-arc span      17864 days (48.91 yr)  
   first obs. used      1970-12-03  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5183  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 20:43:36  

Additional Information
 Earth MOID = .743308 au 
 Jupiter MOID = 2.3673 au 
 T_jup = 3.520 
[ 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 14.0   n/a MPO384876  
diameter diameter 3.760 km 0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 55.961 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.039   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

13709 (1998 QE13)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 QE13 = 1970 XC = 1977 TJ6 = 1989 BJ1 = 1991 RL37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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