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39842 (1998 BV25)
Classification: Main-belt Asteroid          SPK-ID: 2039842
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05128681694058156 3.0815e-08  
a 2.272989794967541 6.5838e-09 au
q 2.156415383445231 7.011e-08 au
i 7.195222043921965 3.1595e-06 deg
node 140.3027495988045 2.684e-05 deg
peri 10.95139928860264 4.1908e-05 deg
M 227.8312371446581 3.2971e-05 deg
tp 2459660.037523863102
(2022-Mar-21.53752386)
0.00011519 TDB
period 1251.683870051676
3.43
5.4383e-06
1.489e-08
d
yr
n .2876125582613263 1.2496e-09 deg/d
Q 2.389564206489851 6.9214e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2011  
   data-arc span      8412 days (23.03 yr)  
   first obs. used      1998-01-29  
   last obs. used      2021-02-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47973  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 08:45:29  

Additional Information
 Earth MOID = 1.16765 au 
 Jupiter MOID = 2.5914 au 
 T_jup = 3.599 
[ 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 14.92   n/a E2021B10  
diameter diameter 2.318 km 0.430 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.475   0.267 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39842 (1998 BV25)          Discovered 1998-Jan-29 by Stafford, T. at Zeno
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 BV25 = 1999 NF 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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