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29703 (1998 YL7)
Classification: Main-belt Asteroid          SPK-ID: 2029703
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1657350411477561 4.4635e-08  
a 2.309130155083386 7.1786e-09 au
q 1.926426373815117 1.0192e-07 au
i 6.056009564305223 3.8234e-06 deg
node 61.06834787892514 3.3013e-05 deg
peri 308.5359857623484 3.4246e-05 deg
M 122.8150853972271 1.0134e-05 deg
tp 2458563.259623250344
(2019-Mar-20.75962325)
3.5387e-05 TDB
period 1281.65473419465
3.51
5.9766e-06
1.636e-08
d
yr
n .2808868803704862 1.3098e-09 deg/d
Q 2.691833936351655 8.3683e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1574  
   data-arc span      14358 days (39.31 yr)  
   first obs. used      1980-10-13  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52222  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 01:45:46  

Additional Information
 Earth MOID = .93337 au 
 Jupiter MOID = 2.78023 au 
 T_jup = 3.560 
[ 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 14.6   n/a MPO299170  
diameter diameter 3.116 km 0.611 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.417   0.302 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

29703 (1998 YL7)          Discovered 1998-Dec-22 by Kobayashi, T. at Oizumi
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 YL7 = 1980 TK14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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