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11400 Rasa (1999 AT21)
Classification: Main-belt Asteroid          SPK-ID: 2011400
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08282998621212906 7.6825e-08  
a 2.156745399496248 1.4323e-08 AU
q 1.978102207792901 1.7303e-07 AU
i .2309780562899807 4.4313e-06 deg
node 281.7209505152838 0.0016667 deg
peri 91.19403521541547 0.001667 deg
M 56.30100729475944 2.8036e-05 deg
tp 2456619.570071493796
(2013-Nov-23.07007149)
9.0505e-05 JED
period 1156.902467503391
3.17
1.1524e-05
3.155e-08
d
yr
n .3111757560487222 3.0998e-09 deg/d
Q 2.335388591199596 1.5509e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      836  
   data-arc span      13489 days (36.93 yr)  
   first obs. used      1977-02-19  
   last obs. used      2014-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54307  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 20:05:12  

Additional Information
 Earth MOID = .976646 AU 
 T_jup = 3.696 
[ 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 15.2 mag n/a MPO267752  

11400 Rasa           Discovered 1999 Jan. 15 by K. Korlevic at Visnjan.
Rasa is a river in the Istrian peninsula.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20051215/MPCPages.arcLast Updated: 2006-03-22

Alternate Designations
 1999 AT21 = 1977 DK9 = 1988 WL 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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