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43757 (1984 DB1)
Classification: Main-belt Asteroid          SPK-ID: 2043757
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2093202651042396 3.6246e-08  
a 3.077007782103823 1.785e-08 au
q 2.432927697426042 1.1757e-07 au
i 26.25376503237652 4.007e-06 deg
node 168.4810342432693 9.5268e-06 deg
peri 352.7944138837405 1.4439e-05 deg
M 291.2970290604274 1.2933e-05 deg
tp 2459576.739454283192
(2021-Dec-28.23945428)
7.253e-05 TDB
period 1971.475202449106
5.40
1.7155e-05
4.697e-08
d
yr
n .1826043764348557 1.5889e-09 deg/d
Q 3.721087866781603 2.1586e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1483  
   data-arc span      13535 days (37.06 yr)  
   first obs. used      1984-02-27  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47455  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 05:26:46  

Additional Information
 Earth MOID = 1.44183 au 
 Jupiter MOID = 1.26281 au 
 T_jup = 3.040 
[ 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 13.52   n/a MPCxxxxx  
diameter diameter 11.726 km 0.223 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.117   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

43757 (1984 DB1)          Discovered 1984-Feb-27 by Debehogne, H. at La Silla
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1984 DB1 = 2000 JP3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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