Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Apr-04 12:39 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin