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JPL Small-Body Database Browser
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48952 (1998 QY19)
Classification: Main-belt Asteroid          SPK-ID: 2048952
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1304129616764338 3.5594e-08  
a 2.30546405735021 8.4792e-09 au
q 2.004801661592602 8.4084e-08 au
i 7.860530047414675 5.067e-06 deg
node 162.6830326419196 2.2184e-05 deg
peri 303.0709983808626 2.9189e-05 deg
M 202.4690749209404 2.0788e-05 deg
tp 2459159.998959563163
(2020-Nov-06.49895956)
7.5469e-05 TDB
period 1278.603711250047
3.50
7.0538e-06
1.931e-08
d
yr
n .2815571367676074 1.5533e-09 deg/d
Q 2.606126453107819 9.585e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1290  
   data-arc span      9780 days (26.78 yr)  
   first obs. used      1993-02-15  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52891  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 03:39:10  

Additional Information
 Earth MOID = 1.03371 au 
 Jupiter MOID = 2.51641 au 
 T_jup = 3.564 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.9   n/a MPO502482  
diameter diameter 2.448 km 0.169 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.354   0.067 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48952 (1998 QY19)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 QY19 = 1993 CZ 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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