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1209 Pumma (1927 HA)
Classification: Main-belt Asteroid          SPK-ID: 2001209
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1286193091425746 3.2246e-08  
a 3.16797408641263 1.4206e-08 au
q 2.760511448036659 1.0102e-07 au
i 6.939156583658816 3.6512e-06 deg
node 89.76045783731905 3.3995e-05 deg
peri 176.6246502887483 3.7509e-05 deg
M 47.92272812048429 1.5775e-05 deg
tp 2458326.336339356728
(2018-Jul-26.83633936)		 9.0144e-05 TDB
period 2059.542970580373
5.64		 1.3854e-05
3.793e-08		 d
yr
n .1747960616226196 1.1758e-09 deg/d
Q 3.575436724788602 1.6034e-08 au
   Orbit Determination Parameters
   # obs. used (total)      2676  
   data-arc span      33795 days (92.53 yr)  
   first obs. used      1927-04-22  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47935  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 02:02:22  

Additional Information
 Earth MOID = 1.7442 au 
 Jupiter MOID = 1.51145 au 
 T_jup = 3.179 
[ 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 10.6   n/a MPO431507  
diameter diameter 26.889 km 0.253 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 8.5001 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Behrend, R. (2012) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.141   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

1209 Pumma (1927 HA)          Discovered 1927-Apr-22 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1927 HA = 1950 JQ = 1963 UU 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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