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 ]  
277303 (2005 SE144)
Classification: Main-belt Asteroid          SPK-ID: 2277303
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 .02697274183324488 4.164e-08  
a 2.356375772060963 1.3487e-08 au
q 2.29281785669905 9.943e-08 au
i 5.372964572533562 6.0693e-06 deg
node 161.3787234469315 4.8539e-05 deg
peri 276.1480558655411 0.0001305 deg
M 11.08464986440827 0.00012431 deg
tp 2459159.819645519969
(2020-Nov-06.31964552)
0.0004561 TDB
period 1321.189915058539
3.62
1.1343e-05
3.106e-08
d
yr
n .2724816439308419 2.3393e-09 deg/d
Q 2.419933687422876 1.3851e-08 au
  Orbit Determination Parameters
   # obs. used (total)      210  
   data-arc span      9109 days (24.94 yr)  
   first obs. used      1996-02-10  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54534  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-23 23:18:35  

Additional Information
 Earth MOID = 1.31483 au 
 Jupiter MOID = 2.61786 au 
 T_jup = 3.548 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457198.5 (2015-Jun-25.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02690173555024035 4.1002e-08  
q 2.292759967026886 9.811e-08 au
tp 2457830.446843815247
(2017-Mar-17.94684382)
0.00045635 TDB
node 161.4525165482575 4.8529e-05 deg
peri 273.8957292046606 0.00013164 deg
i 5.373231810458661 6.0691e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      210  
   data-arc span      9109 days (24.94 yr)  
   first obs. used      1996-02-10  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54534  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-23 23:18:35  

Additional Information
 Jupiter MOID = 2.61786 au 
 T_jup = 3.548 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.681189099243705E-15 -3.986025013588415E-15 4.356266151579596E-12 6.166228305411862E-15 1.171605312967691E-12 1.437896306434246E-15
q -3.986025013588415E-15 9.625513492456177E-15 -8.132592982819583E-12 -1.209214265525596E-14 -2.207329288817831E-12 -3.239450725353079E-15
tp 4.356266151579596E-12 -8.132592982819583E-12 2.082587541696995E-7 1.779798370003521E-10 5.58554752149926E-8 6.740126955821719E-12
node 6.166228305411862E-15 -1.209214265525596E-14 1.779798370003521E-10 2.355110470009224E-9 -2.296358978350293E-9 -7.362525365457866E-11
peri 1.171605312967691E-12 -2.207329288817831E-12 5.58554752149926E-8 -2.296358978350293E-9 1.732878314009785E-8 7.506625457669758E-11
i 1.437896306434246E-15 -3.239450725353079E-15 6.740126955821719E-12 -7.362525365457866E-11 7.506625457669758E-11 3.683439533029509E-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 17.2   n/a MPO437262  

277303 (2005 SE144)          Discovered 2005-Sep-25 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ 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-Feb-25 03:55 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin