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136807 (1997 EQ38)
Classification: Outer Main-belt Asteroid          SPK-ID: 2136807
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2525141052752433 6.5158e-08  
a 3.26319910659577 1.8993e-08 au
q 2.439195303858766 2.0438e-07 au
i 1.482550466023618 5.2912e-06 deg
node 327.5350807603543 0.00023566 deg
peri 199.3841002596001 0.0002359 deg
M 6.679606934546778 1.1739e-05 deg
tp 2459160.550422272422
(2020-Nov-07.05042227)
6.9996e-05 TDB
period 2153.097947657016
5.89
1.8797e-05
5.146e-08
d
yr
n .1672009396468698 1.4597e-09 deg/d
Q 4.087202909332775 2.3789e-08 au
  Orbit Determination Parameters
   # obs. used (total)      781  
   data-arc span      8858 days (24.25 yr)  
   first obs. used      1997-01-30  
   last obs. used      2021-05-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51268  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:23:21  

Additional Information
 Earth MOID = 1.44603 au 
 Jupiter MOID = .897607 au 
 T_jup = 3.127 
[ 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 14.81   n/a MPCxxxxx  
diameter diameter 6.550 km 0.386 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.060   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

136807 (1997 EQ38)          Discovered 1997-Mar-05 by LINEAR at Socorro
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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