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 ]  
186716 (2004 BQ93)
Classification: Main-belt Asteroid          SPK-ID: 2186716
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .160662016519199 4.1861e-08  
a 2.335395863158442 1.423e-08 au
q 1.960186454412811 9.9856e-08 au
i 5.133396415573314 5.4034e-06 deg
node 164.7360965457756 5.3935e-05 deg
peri 316.5840852227987 5.8045e-05 deg
M 327.796769241402 2.5366e-05 deg
tp 2459513.110089863842
(2021-Oct-25.61008986)
9.2495e-05 TDB
period 1303.584496402579
3.57
1.1914e-05
3.262e-08
d
yr
n .2761616151415344 2.524e-09 deg/d
Q 2.710605271904072 1.6516e-08 au
  Orbit Determination Parameters
   # obs. used (total)      230  
   data-arc span      9160 days (25.08 yr)  
   first obs. used      1995-09-17  
   last obs. used      2020-10-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6403  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:52:24  

Additional Information
 Earth MOID = .979968 au 
 Jupiter MOID = 2.36634 au 
 T_jup = 3.545 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457650.5 (2016-Sep-19.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1595604397177931 4.1626e-08  
q 1.963379197512831 9.9234e-08 au
tp 2458207.138545903188
(2018-Mar-29.63854590)
8.6704e-05 TDB
node 164.8539588007354 5.399e-05 deg
peri 316.0350362796365 5.8186e-05 deg
i 5.129755183421729 5.4017e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      230  
   data-arc span      9160 days (25.08 yr)  
   first obs. used      1995-09-17  
   last obs. used      2020-10-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6403  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:52:24  

Additional Information
 Jupiter MOID = 2.36634 au 
 T_jup = 3.545 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.732764471426305E-15 -4.100289750209891E-15 5.696058824169573E-13 6.719149218479618E-15 9.942569605459538E-14 9.911241562843005E-16
q -4.100289750209891E-15 9.847327890589932E-15 -7.768783056381857E-13 -1.352645495596518E-14 -1.065523722867412E-13 -2.439243557106171E-15
tp 5.696058824169573E-13 -7.768783056381857E-13 7.517602378669703E-9 2.804854690563078E-11 1.896744597639446E-9 -4.240246488097305E-12
node 6.719149218479618E-15 -1.352645495596518E-14 2.804854690563078E-11 2.914895486801298E-9 -2.895702360466833E-9 6.881837682453886E-11
peri 9.942569605459538E-14 -1.065523722867412E-13 1.896744597639446E-9 -2.895702360466833E-9 3.385667104306133E-9 -6.975887673286961E-11
i 9.911241562843005E-16 -2.439243557106171E-15 -4.240246488097305E-12 6.881837682453886E-11 -6.975887673286961E-11 2.917886063663577E-11

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 17.3   n/a MPO436922  

186716 (2004 BQ93)          Discovered 2004-Jan-28 by LINEAR at Socorro
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-Aug-01 02:24 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin