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 ]  
376139 (2011 BR1)
Classification: Main-belt Asteroid          SPK-ID: 2376139
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09024092557188799 9.194e-08  
a 2.666483049599071 4.058e-08 au
q 2.4258571511815 2.3492e-07 au
i 9.526883295444156 9.199e-06 deg
node 321.587081317258 4.1096e-05 deg
peri 356.7694821139464 6.2318e-05 deg
M 207.2722709791603 5.3683e-05 deg
tp 2459675.217634560071
(2022-Apr-05.71763456)
0.00024383 TDB
period 1590.401101351296
4.35
3.6305e-05
9.94e-08
d
yr
n .2263579921405507 5.1672e-09 deg/d
Q 2.907108948016642 4.4242e-08 au
  Orbit Determination Parameters
   # obs. used (total)      109  
   data-arc span      4736 days (12.97 yr)  
   first obs. used      2007-02-13  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68692  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 02:43:02  

Additional Information
 Earth MOID = 1.41278 au 
 Jupiter MOID = 2.37251 au 
 T_jup = 3.358 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457372.5 (2015-Dec-16.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08975101730876348 9.1776e-08  
q 2.429012996712975 2.343e-07 au
tp 2458080.380263377467
(2017-Nov-22.88026338)
0.00023167 TDB
node 321.6599370718582 4.1028e-05 deg
peri 355.7072789532555 6.259e-05 deg
i 9.533774238169812 9.2033e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      109  
   data-arc span      4736 days (12.97 yr)  
   first obs. used      2007-02-13  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68692  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 02:43:02  

Additional Information
 Jupiter MOID = 2.37251 au 
 T_jup = 3.358 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.422858315698682E-15 -2.126542057784043E-14 9.226595723130779E-12 2.867612426636436E-14 1.677756136575606E-12 3.819263887010143E-15
q -2.126542057784043E-14 5.489699295789116E-14 -2.162911171350665E-11 -7.020387035670226E-14 -4.000505045392145E-12 -1.042688099128381E-14
tp 9.226595723130779E-12 -2.162911171350665E-11 5.366881694697106E-8 -6.424229457403274E-13 1.095117464356536E-8 -3.131106223839096E-11
node 2.867612426636436E-14 -7.020387035670226E-14 -6.424229457403274E-13 1.68327489794018E-9 -1.660590857930255E-9 4.537243358238546E-11
peri 1.677756136575606E-12 -4.000505045392145E-12 1.095117464356536E-8 -1.660590857930255E-9 3.917492977776546E-9 -5.146081381239412E-11
i 3.819263887010143E-15 -1.042688099128381E-14 -3.131106223839096E-11 4.537243358238546E-11 -5.146081381239412E-11 8.470066069884575E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.0   n/a MPO460474  

376139 (2011 BR1)          Discovered 2007-Feb-13 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-10-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-30 00:55 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin