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 ]  
186986 (2004 SQ48)
Classification: Main-belt Asteroid          SPK-ID: 2186986
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3523806637401882 5.8598e-08  
a 2.801850338386703 1.6855e-08 au
q 1.814532456445326 1.6115e-07 au
i 14.82325760992616 6.3648e-06 deg
node 107.8054846548857 2.1185e-05 deg
peri 228.2325661852317 2.1824e-05 deg
M 182.4279559593603 6.8119e-06 deg
tp 2460045.463444245176
(2023-Apr-10.96344425)
3.6506e-05 TDB
period 1713.033386373849
4.69
1.5457e-05
4.232e-08
d
yr
n .210153522321038 1.8963e-09 deg/d
Q 3.78916822032808 2.2794e-08 au
  Orbit Determination Parameters
   # obs. used (total)      554  
   data-arc span      7884 days (21.59 yr)  
   first obs. used      1999-07-14  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48741  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:53:32  

Additional Information
 Earth MOID = .836371 au 
 Jupiter MOID = 1.72769 au 
 T_jup = 3.185 
[ 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 15.36   n/a E2021B55  

186986 (2004 SQ48)          Discovered 2004-Sep-20 by Siding Spring Survey at Siding Spring
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
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-18 04:11 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin