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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 ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1806204525593345 8.1903e-09  
a 2.545428041570788 9.1908e-09 au
q 2.085671676745051 1.8787e-08 au
i 11.59621187385632 1.1673e-06 deg
node 294.5299045117163 1.107e-06 deg
peri 104.6440399609372 1.5013e-05 deg
M 137.9650666008025 1.2657e-05 deg
tp 2458632.031640373226
(2019-May-28.53164037)
5.1745e-05 TDB
period 1483.336430792172
4.06
8.0339e-06
2.2e-08
d
yr
n .2426961224216296 1.3145e-09 deg/d
Q 3.005184406396523 1.0851e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2105  
   data-arc span      25598 days (70.08 yr)  
   first obs. used      1951-02-04  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4911  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:56:14  

Additional Information
 Earth MOID = 1.12848 au 
 Jupiter MOID = 2.48266 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 13.87   n/a E2021B10  
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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