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JPL Small-Body Database Browser
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277194 (2005 QP46)
Classification: Main-belt Asteroid          SPK-ID: 2277194
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1761670788874706 6.243e-08  
a 2.34384679887202 1.8097e-08 au
q 1.930938154954987 1.4559e-07 au
i 6.142081725923894 7.4844e-06 deg
node 332.9643143901948 5.0637e-05 deg
peri 344.5117495631479 5.3424e-05 deg
M 51.10445294132298 2.1975e-05 deg
tp 2458814.441934181208
(2019-Nov-26.94193418)
7.8606e-05 TDB
period 1310.666680488123
3.59
1.518e-05
4.156e-08
d
yr
n .274669376554173 3.1811e-09 deg/d
Q 2.756755442789053 2.1285e-08 au
  Orbit Determination Parameters
   # obs. used (total)      165  
   data-arc span      4563 days (12.49 yr)  
   first obs. used      2005-07-28  
   last obs. used      2018-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67439  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-06 08:50:01  

Additional Information
 Earth MOID = .918597 au 
 Jupiter MOID = 2.54336 au 
 T_jup = 3.534 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456494.5 (2013-Jul-21.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1752343496785281 6.1977e-08  
q 1.933801136341896 1.4428e-07 au
tp 2456191.338436328025
(2012-Sep-20.83843633)
6.443e-05 TDB
node 333.0866678418082 5.0749e-05 deg
peri 344.2439734710134 5.3585e-05 deg
i 6.134617529564215 7.4744e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      165  
   data-arc span      4563 days (12.49 yr)  
   first obs. used      2005-07-28  
   last obs. used      2018-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67439  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-06 08:50:01  

Additional Information
 Jupiter MOID = 2.54336 au 
 T_jup = 3.534 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.841088703412964E-15 -8.893975680481124E-15 9.831012620270973E-13 2.080336066452195E-14 2.443834196582154E-13 2.976745500858595E-15
q -8.893975680481124E-15 2.081704104847993E-14 -1.994090705947783E-12 -4.647374452364756E-14 -4.830363115356349E-13 -6.667315734393296E-15
tp 9.831012620270973E-13 -1.994090705947783E-12 4.151289178992292E-9 7.314967870520668E-12 1.127807533003479E-9 -5.137826427847939E-13
node 2.080336066452195E-14 -4.647374452364756E-14 7.314967870520668E-12 2.575412080609145E-9 -2.557999966372295E-9 2.793122798297646E-11
peri 2.443834196582154E-13 -4.830363115356349E-13 1.127807533003479E-9 -2.557999966372295E-9 2.871325520182547E-9 -2.801013698980824E-11
i 2.976745500858595E-15 -6.667315734393296E-15 -5.137826427847939E-13 2.793122798297646E-11 -2.801013698980824E-11 5.586599490960574E-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 17.0   n/a MPO433793  

277194 (2005 QP46)          Discovered 2005-Aug-26 by NEAT at Haleakala
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 ]
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