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10421 Dalmatin (1999 AY6)
Classification: Main-belt Asteroid          SPK-ID: 2010421
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2198260579633737 5.7798e-08  
a 2.419236154310437 1.2531e-08 AU
q 1.887425007225902 1.4314e-07 AU
i 1.528731502165332 5.0425e-06 deg
node 207.5025759821776 0.00020834 deg
peri 130.816537357831 0.00020864 deg
M 210.596711197794 1.1794e-05 deg
tp 2457570.892071376879
(2016-Jul-01.39207138)
4.6761e-05 JED
period 1374.408470803652
3.76
1.0679e-05
2.924e-08
d
yr
n .2619308652758075 2.0351e-09 deg/d
Q 2.951047301394973 1.5286e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1147  
   data-arc span      22496 days (61.59 yr)  
   first obs. used      1952-10-17  
   last obs. used      2014-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54297  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 13:45:02  

Additional Information
 Earth MOID = .879356 AU 
 T_jup = 3.481 
[ 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 13.9 mag n/a MPO250315  

10421 Dalmatin           Discovered 1999 Jan. 9 by K. Korlevic at Visnjan.
Herman Dalmatin (1110-1154) is also known as Hermanus Dalmata. Born inland from the Istrian peninsula, he translated many astronomical and mathematics books from Arabic to Latin.
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 AY6 = 1952 UM1 = 1978 ND2 = 1982 RG1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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