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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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2198260604265518 5.711e-08  
a 2.419236154669786 1.2471e-08 AU
q 1.887425001547247 1.4166e-07 AU
i 1.52873153017032 5.0402e-06 deg
node 207.5025990580911 0.00020354 deg
peri 130.8165137665895 0.00020384 deg
M 210.5967113758978 1.177e-05 deg
tp 2457570.892070824001
(2016-Jul-01.39207082)
4.6698e-05 JED
period 1374.40847110988
3.76
1.0628e-05
2.91e-08
d
yr
n .2619308652174475 2.0254e-09 deg/d
Q 2.951047307792325 1.5213e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1167  
   data-arc span      22771 days (62.34 yr)  
   first obs. used      1952-10-17  
   last obs. used      2015-02-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54197  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 14:22:22  

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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