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37843 (1998 DA6)
Classification: Main-belt Asteroid          SPK-ID: 2037843
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1473952133389063 2.701e-08  
a 2.421242497137913 8.2997e-09 au
q 2.064362942727044 6.7381e-08 au
i 1.2247190262929 2.8827e-06 deg
node 276.424703507274 0.00023806 deg
peri 184.7861937432419 0.00023878 deg
M 8.198890409449893 1.7999e-05 deg
tp 2458969.159318243411
(2020-Apr-29.65931824)
6.879e-05 TDB
period 1376.118580554237
3.77
7.0757e-06
1.937e-08
d
yr
n .2616053624208813 1.3451e-09 deg/d
Q 2.778122051548782 9.523e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1572  
   data-arc span      9518 days (26.06 yr)  
   first obs. used      1994-01-07  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52728  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 04:39:19  

Additional Information
 Earth MOID = 1.08125 au 
 Jupiter MOID = 2.36063 au 
 T_jup = 3.498 
[ 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 14.8   n/a MPO452696  
diameter diameter 2.955 km 0.557 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.202   0.149 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

37843 (1998 DA6)          Discovered 1998-Feb-22 by JPL/GEODSS NEAT at Haleakala
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 DA6 = 1994 AE6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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