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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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1304129646198547 3.5691e-08  
a 2.305464058017212 8.5014e-09 au
q 2.004801655386667 8.4265e-08 au
i 7.860530208235811 5.0734e-06 deg
node 162.6830302058351 2.249e-05 deg
peri 303.0710001957706 2.9398e-05 deg
M 202.4690749201054 2.079e-05 deg
tp 2459159.998959808935
(2020-Nov-06.49895981)
7.5479e-05 TDB
period 1278.603711804924
3.50
7.0723e-06
1.936e-08
d
yr
n .2815571366454199 1.5574e-09 deg/d
Q 2.606126460647757 9.6101e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1275  
   data-arc span      9755 days (26.71 yr)  
   first obs. used      1993-02-15  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52893  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:39:27  

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 14.8   n/a MPO280003  
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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