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JPL Small-Body Database Browser
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19618 Masa (1999 PN3)
Classification: Main-belt Asteroid          SPK-ID: 2019618
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .20546697424793 4.3458e-08  
a 2.349492400131096 8.8215e-09 au
q 1.866749305657653 1.0395e-07 au
i 9.113143117140554 4.1405e-06 deg
node 264.316695636618 2.6975e-05 deg
peri 36.76888608583245 2.8359e-05 deg
M 289.140663465628 9.7024e-06 deg
tp 2459259.413129798800
(2021-Feb-13.91312980)
3.5805e-05 TDB
period 1315.405016279749
3.60
7.4083e-06
2.028e-08
d
yr
n .2736799658999006 1.5414e-09 deg/d
Q 2.83223549460454 1.0634e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1378  
   data-arc span      25232 days (69.08 yr)  
   first obs. used      1951-01-04  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47058  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:52:02  

Additional Information
 Earth MOID = .859734 au 
 Jupiter MOID = 2.39836 au 
 T_jup = 3.513 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.3   n/a MPO467929  
diameter diameter 4.148 km 0.188 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.149   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

19618 Maša           Discovered 1999 Aug. 11 by J. Skvarč at Črni Vrh Observatory.
Maša Kandušer (b. 1964) is an inspirational person and a woman for whom you want to save this world or discover a new one.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010705/MPCPages.arcLast Updated: 2009-05-11

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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