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17742 (1998 BP25)
Classification: Main-belt Asteroid          SPK-ID: 2017742
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 .1397811519619051 4.2279e-08  
a 3.15631202946778 1.655e-08 au
q 2.715119098037555 1.3662e-07 au
i 2.973627783642809 4.2868e-06 deg
node 131.7501281831236 7.8111e-05 deg
peri 59.94630400324252 7.9144e-05 deg
M 353.8660841387106 1.3727e-05 deg
tp 2459235.398248947829
(2021-Jan-20.89824895)
7.8188e-05 TDB
period 2048.180950851468
5.61
1.6109e-05
4.41e-08
d
yr
n .1757657202359689 1.3824e-09 deg/d
Q 3.597504960898005 1.8863e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1758  
   data-arc span      14184 days (38.83 yr)  
   first obs. used      1982-05-15  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54006  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:11:30  

Additional Information
 Earth MOID = 1.71607 au 
 Jupiter MOID = 1.3594 au 
 T_jup = 3.189 
[ 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 13.46   n/a E2021B10  
diameter diameter 11.936 km 0.083 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.059   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17742 (1998 BP25)          Discovered 1998-Jan-28 by Kobayashi, T. at Oizumi
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 BP25 = 1982 JR 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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