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 ]  
447770 (2007 MU4)
Classification: Main-belt Asteroid          SPK-ID: 2447770
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1982437780581323 5.1331e-08  
a 2.34296210730469 1.767e-08 au
q 1.878484447305565 1.2022e-07 au
i 3.380238549886069 6.1964e-06 deg
node 118.8230756950569 0.00012205 deg
peri 167.3210726762209 0.00012446 deg
M 197.0449062666464 2.1354e-05 deg
tp 2459593.441385368199
(2022-Jan-13.94138537)
7.8753e-05 TDB
period 1309.92467827878
3.59
1.4819e-05
4.057e-08
d
yr
n .2748249620528062 3.109e-09 deg/d
Q 2.807439767303815 2.1173e-08 au
  Orbit Determination Parameters
   # obs. used (total)      101  
   data-arc span      8154 days (22.32 yr)  
   first obs. used      1996-04-11  
   last obs. used      2018-08-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50608  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:18:55  

Additional Information
 Earth MOID = .862256 au 
 Jupiter MOID = 2.35614 au 
 T_jup = 3.534 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456862.5 (2014-Jul-24.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1986368742481696 5.1369e-08  
q 1.877086335357742 1.2038e-07 au
tp 2456974.538676693348
(2014-Nov-13.03867669)
7.8298e-05 TDB
node 118.8602732404938 0.00012207 deg
peri 167.4247559095178 0.00012448 deg
i 3.380220643086572 6.1971e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      101  
   data-arc span      8154 days (22.32 yr)  
   first obs. used      1996-04-11  
   last obs. used      2018-08-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50608  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:18:55  

Additional Information
 Jupiter MOID = 2.35614 au 
 T_jup = 3.534 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.638773978926353E-15 -6.141248220921834E-15 1.056270092794456E-12 2.814915548743011E-14 3.67845493510896E-13 1.127242655498412E-15
q -6.141248220921834E-15 1.449216245254867E-14 -2.681385542422272E-12 -7.538664332608351E-14 -9.238046954002924E-13 -2.797637010796835E-15
tp 1.056270092794456E-12 -2.681385542422272E-12 6.130527666239352E-9 1.020465340128058E-10 1.957808099350534E-9 8.42113778944653E-12
node 2.814915548743011E-14 -7.538664332608351E-14 1.020465340128058E-10 1.490179287586382E-8 -1.484117893792542E-8 1.296862707823018E-10
peri 3.67845493510896E-13 -9.238046954002924E-13 1.957808099350534E-9 -1.484117893792542E-8 1.549592721730571E-8 -1.266480914695077E-10
i 1.127242655498412E-15 -2.797637010796835E-15 8.42113778944653E-12 1.296862707823018E-10 -1.266480914695077E-10 3.840385688503166E-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 17.8   n/a MPO456122  

447770 (2007 MU4)          Discovered 2007-Jun-09 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28

Alternate Designations
 2007 MU4 = 2011 QA16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-07 13:00 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin