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JPL Small-Body Database Browser
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19514 (1998 QB75)
Classification: Main-belt Asteroid          SPK-ID: 2019514
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1804723598097612 2.3564e-08  
a 2.545844855085036 9.5548e-09 au
q 2.0863902263783 5.8846e-08 au
i 11.59635065640806 6.4787e-06 deg
node 294.5310537746508 1.5309e-05 deg
peri 104.6845975588582 2.7406e-05 deg
M 89.39644172714945 2.1427e-05 deg
tp 2458632.062302200988
(2019-May-28.56230220)
8.7936e-05 TDB
period 1483.700789931583
4.06
8.3527e-06
2.287e-08
d
yr
n .2426365224329364 1.366e-09 deg/d
Q 3.005299483791772 1.1279e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1979  
   data-arc span      25202 days (69.00 yr)  
   first obs. used      1951-02-04  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49141  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:49:55  

Additional Information
 Earth MOID = 1.13008 au 
 Jupiter MOID = 2.48152 au 
 T_jup = 3.392 
[ 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 13.9   n/a MPO502315  
diameter diameter 5.420 km 0.124 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.182   0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

19514 (1998 QB75)          Discovered 1998-Aug-24 by LINEAR at Socorro
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 QB75 = 1986 RO3 = 2000 AZ143 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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