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35406 (1997 YH8)
Classification: Main-belt Asteroid          SPK-ID: 2035406
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2441900686127802 3.5152e-08  
a 2.259322740576439 9.3587e-09 au
q 1.707618565536664 8.1659e-08 au
i 8.42953534590321 3.456e-06 deg
node 86.52124399894562 2.6141e-05 deg
peri 317.6802463924805 2.702e-05 deg
M 222.4127248377113 9.1889e-06 deg
tp 2459474.569053649134
(2021-Sep-17.06905365)
3.3669e-05 TDB
period 1240.411652257692
3.40
7.7072e-06
2.11e-08
d
yr
n .2902262320293094 1.8033e-09 deg/d
Q 2.811026915616214 1.1644e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1602  
   data-arc span      8207 days (22.47 yr)  
   first obs. used      1997-12-28  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5195  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 20:29:50  

Additional Information
 Earth MOID = .728296 au 
 Jupiter MOID = 2.60069 au 
 T_jup = 3.567 
[ 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 14.2   n/a MPO431898  
diameter diameter 4.961 km 1.081 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.082   0.049 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

35406 (1997 YH8)          Discovered 1997-Dec-28 by JPL/GEODSS NEAT at Haleakala
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 YH8 = 1970 XE = 1999 GH44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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