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277383 (2005 UW79)
Classification: Main-belt Asteroid          SPK-ID: 2277383
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2437778607546332 4.0972e-08  
a 2.340919518531236 9.1906e-09 au
q 1.770255166104925 9.8596e-08 au
i 6.560347984218865 4.3901e-06 deg
node 65.35230503420289 3.9719e-05 deg
peri 303.51327203 4.087e-05 deg
M 103.2058661779941 1.0918e-05 deg
tp 2458825.457889976515
(2019-Dec-07.95788998)		 3.837e-05 TDB
period 1308.212067864442
3.58		 7.7042e-06
2.109e-08		 d
yr
n .2751847417121544 1.6206e-09 deg/d
Q 2.911583870957546 1.1431e-08 au
   Orbit Determination Parameters
   # obs. used (total)      489  
   data-arc span      7176 days (19.65 yr)  
   first obs. used      2001-07-18  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50949  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 04:00:41  

Additional Information
 Earth MOID = .778905 au 
 Jupiter MOID = 2.56824 au 
 T_jup = 3.515 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457559.5 (2016-Jun-20.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2453270691860285 4.1101e-08  
q 1.765907359746987 9.9002e-08 au
tp 2457516.916752667828
(2016-May-08.41675267)		 3.3919e-05 TDB
node 65.3728569984354 3.9744e-05 deg
peri 303.34835025815 4.0861e-05 deg
i 6.561246546325807 4.3892e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      489  
   data-arc span      7176 days (19.65 yr)  
   first obs. used      2001-07-18  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50949  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 04:00:41  

Additional Information
 Jupiter MOID = 2.56824 au 
 T_jup = 3.515 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.689283734602414E-15 -4.060361369290765E-15 -3.684373572290622E-13 -5.023303601031361E-15 -9.67703035503462E-14 -2.770954708503142E-15
q -4.060361369290765E-15 9.801450818340843E-15 9.616848366181188E-13 1.358018984712398E-14 2.503144650965051E-13 6.944297946845638E-15
tp -3.684373572290622E-13 9.616848366181188E-13 1.15049397851187E-9 4.128056828372483E-12 3.375003964170506E-10 2.218319273951397E-12
node -5.023303601031361E-15 1.358018984712398E-14 4.128056828372483E-12 1.579625131461569E-9 -1.568288920745015E-9 5.485686571488849E-12
peri -9.67703035503462E-14 2.503144650965051E-13 3.375003964170506E-10 -1.568288920745015E-9 1.669647889947783E-9 -4.800822666621658E-12
i -2.770954708503142E-15 6.944297946845638E-15 2.218319273951397E-12 5.485686571488849E-12 -4.800822666621658E-12 1.926471830661513E-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 16.5   n/a MPO338854  

277383 (2005 UW79)          Discovered 2005-Oct-25 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)		 Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2117-Dec-30 00:30 00:01 Hebe 0.0300774913081249 0.0300678936419734 0.0300870933113824 4.01065219147912 4.01065213994428 2494641.520864056 1.17089716131564 744.763776340497 35.8164454173113 -50.1111326823403 96407.7317061533 T 21 CATAB v2.0f-lin.ifort 2021-Apr-14 04:00:42 2021-Apr-14 04:00

Alternate Designations
 2005 UW79 = 2001 OR26 = 2004 HL68 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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