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JPL Small-Body Database Browser
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7197 Pieroangela (1994 BH)
Classification: Main-belt Asteroid          SPK-ID: 2007197
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2304884079989032 3.6737e-08  
a 2.623386069278968 1.0402e-08 au
q 2.018725990604359 9.882e-08 au
i 7.20028864230233 3.9804e-06 deg
node 121.6014228269183 3.3808e-05 deg
peri 349.3822414704804 3.4987e-05 deg
M 351.8331332900921 8.9938e-06 deg
tp 2458635.708271597855
(2019-Jun-01.20827160)
3.8845e-05 TDB
period 1552.000078543057
4.25
9.2307e-06
2.527e-08
d
yr
n .231958751147713 1.3796e-09 deg/d
Q 3.228046147953578 1.2799e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1792  
   data-arc span      15388 days (42.13 yr)  
   first obs. used      1977-03-09  
   last obs. used      2019-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49024  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 18:48:54  

Additional Information
 Earth MOID = 1.03606 au 
 Jupiter MOID = 1.9012 au 
 T_jup = 3.354 
[ 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 13.4   n/a MPO425878  
diameter diameter 5.206 km 0.212 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.312   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

7197 Pieroangela (1994 BH)          Discovered 1994-Jan-16 by Boattini, A., Tombelli, M. at Cima Ekar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1994 BH = 1977 ER 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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