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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08307387236265693 6.2997e-08  
a 2.157310937611517 1.059e-08 AU
q 1.978094764133814 1.386e-07 AU
i .2306541386336596 3.9607e-06 deg
node 281.7025323957519 0.0014563 deg
peri 91.39924374513663 0.0014563 deg
M 118.3075597119968 2.4765e-05 deg
tp 2456620.155149629157
(2013-Nov-23.65514963)
7.9188e-05 JED
period 1157.35753883206
3.17
8.5223e-06
2.333e-08
d
yr
n .3110534021865808 2.2905e-09 deg/d
Q 2.33652711108922 1.147e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1001  
   data-arc span      13987 days (38.29 yr)  
   first obs. used      1977-02-19  
   last obs. used      2015-06-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56455  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:06:51  

Additional Information
 Earth MOID = .978094 AU 
 T_jup = 3.695 
[ 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 15.3 mag n/a MPO337354  

11400 Raša           Discovered 1999 Jan. 15 by K. Korlevic at Visnjan.
Raša 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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