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JPL Small-Body Database Browser
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803 Picka (A915 FL)
Classification: Main-belt Asteroid          SPK-ID: 2000803
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06531363724220264 3.6215e-08  
a 3.197642887924988 1.4852e-08 au
q 2.988793200312946 1.1866e-07 au
i 8.675759624082746 4.2367e-06 deg
node 250.9677146128519 2.8095e-05 deg
peri 60.23526204074189 4.5287e-05 deg
M 268.458027414938 3.7122e-05 deg
tp 2459131.581450771267
(2020-Oct-09.08145077)
0.00021661 TDB
period 2088.542740326037
5.72
1.4551e-05
3.984e-08
d
yr
n .1723689886967797 1.2009e-09 deg/d
Q 3.40649257553703 1.5822e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2571  
   data-arc span      38169 days (104.50 yr)  
   first obs. used      1915-03-21  
   last obs. used      2019-09-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48411  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 01:57:51  

Additional Information
 Earth MOID = 1.98543 au 
 Jupiter MOID = 1.77295 au 
 T_jup = 3.174 
[ 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 9.4   n/a MPO347519  
diameter diameter 46.50 km 2.2 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 14
rotation period rot_per 5.0742 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2007) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2010) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Hanus, J.; Durech, J.; Broz, M.; Marciniak, A.; et al. (2013) Astron. Astrophys. 551, A67.]
geometric albedo albedo 0.1181   0.012 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 14

803 Picka (A915 FL)          Discovered 1915-Mar-21 by Palisa, J. at Vienna
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A915 FL = 1952 YH = 1984 EC2 = A899 NE = A915 FD 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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