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
JPL Small-Body Database Browser
Search: [ help ]  
52468 (1995 QB1)
Classification: Main-belt Asteroid          SPK-ID: 2052468
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .195690998087252 3.6159e-08  
a 3.053174032439479 1.4836e-08 au
q 2.455695358697318 1.0779e-07 au
i 2.010619916861948 4.7357e-06 deg
node 190.9320991650141 0.00010622 deg
peri 297.4490597871813 0.00010682 deg
M 136.9939556643464 1.1481e-05 deg
tp 2458458.976921608947
(2018-Dec-06.47692161)
6.0115e-05 TDB
period 1948.613768587267
5.34
1.4204e-05
3.889e-08
d
yr
n .1847467188230933 1.3466e-09 deg/d
Q 3.65065270618164 1.774e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1261  
   data-arc span      9129 days (24.99 yr)  
   first obs. used      1995-08-19  
   last obs. used      2020-08-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52161  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:45:35  

Additional Information
 Earth MOID = 1.47144 au 
 Jupiter MOID = 1.42434 au 
 T_jup = 3.206 
[ 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 14.39   n/a E2021B10  
diameter diameter 5.952 km 1.360 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.114   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52468 (1995 QB1)          Discovered 1995-Aug-19 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 QB1 = 1995 SJ46 = 1998 FT49 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-15 14:19 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin