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1005 Arago (1923 OT)
Classification: Main-belt Asteroid          SPK-ID: 2001005
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1133808750117905 5.0947e-08  
a 3.167693226984843 2.2054e-08 AU
q 2.80853739714038 1.6327e-07 AU
i 19.06803283322769 7.1711e-06 deg
node 349.2435942834288 1.6663e-05 deg
peri 60.02824602706328 3.5746e-05 deg
M 32.48898925773244 2.8955e-05 deg
tp 2456814.656746189701
(2014-Jun-06.15674619)
0.00016565 JED
period 2059.269090859286
5.64
2.1505e-05
5.888e-08
d
yr
n .1748193092383959 1.8257e-09 deg/d
Q 3.526849056829307 2.4554e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1025  
   data-arc span      33312 days (91.20 yr)  
   first obs. used      1923-12-29  
   last obs. used      2015-03-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52776  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 16:03:05  

Additional Information
 Earth MOID = 1.86466 AU 
 T_jup = 3.108 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 9.9 mag n/a MPO267710  
diameter diameter 57.82 km 4.9 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 28
rotation period rot_per 8.7819 h n/a LCDB (Rev. 2015-Feb); Warner et al., 2009 Incomplete or inconclusive result.
Published Reference List:
[Collaborative Asteroid Lightcurve Link (CALL) (2011) http://www.minorplanetobserver.com/DATA/submi ssions_results.htm]
geometric albedo albedo 0.0697   0.014 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 28

1005 Arago (1923 OT)          Discovered 1923-Sep-05 by Belyavskij, S. at Simeis
Reference: DISCOVERY.DBLast Updated: 2003-08-29
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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