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277191 (2005 QA32)
Classification: Main-belt Asteroid          SPK-ID: 2277191
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2249104950254869 8.0885e-08  
a 2.261314426615688 1.9592e-08 au
q 1.752721079517278 1.7364e-07 au
i 3.946513605592664 8.2498e-06 deg
node 170.0298250165856 0.00011263 deg
peri 163.9548653851246 0.00011825 deg
M 124.218858875607 4.2273e-05 deg
tp 2458571.926916651458
(2019-Mar-29.42691665)
0.00014081 TDB
period 1242.052224614119
3.40
1.6142e-05
4.419e-08
d
yr
n .2898428849172142 3.7668e-09 deg/d
Q 2.769907773714097 2.3999e-08 au
  Orbit Determination Parameters
   # obs. used (total)      127  
   data-arc span      8801 days (24.10 yr)  
   first obs. used      1995-11-15  
   last obs. used      2019-12-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62138  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 21:20:09  

Additional Information
 Earth MOID = .743203 au 
 Jupiter MOID = 2.61048 au 
 T_jup = 3.583 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456384.5 (2013-Apr-02.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2246716382667912 8.1665e-08  
q 1.753862103316759 1.7561e-07 au
tp 2456088.759837967886
(2012-Jun-10.25983797)
0.00011348 TDB
node 170.1264651348993 0.00011269 deg
peri 164.0210893080578 0.00011833 deg
i 3.944763483377327 8.2511e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      127  
   data-arc span      8801 days (24.10 yr)  
   first obs. used      1995-11-15  
   last obs. used      2019-12-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62138  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 21:20:09  

Additional Information
 Jupiter MOID = 2.61048 au 
 T_jup = 3.583 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.669184794673919E-15 -1.431108717291264E-14 6.160768913733969E-12 -9.22785652840335E-15 1.829662847943701E-12 -2.18903408819747E-14
q -1.431108717291264E-14 3.083759919035881E-14 -1.254821284186439E-11 2.075854952409023E-14 -3.701940843646482E-12 4.494822067468766E-14
tp 6.160768913733969E-12 -1.254821284186439E-11 1.2877012113361E-8 7.334120837269961E-12 4.147446131559175E-9 -3.859684231843734E-11
node -9.22785652840335E-15 2.075854952409023E-14 7.334120837269961E-12 1.269791211802801E-8 -1.26634007366208E-8 4.338516700450753E-10
peri 1.829662847943701E-12 -3.701940843646482E-12 4.147446131559175E-9 -1.26634007366208E-8 1.400313528233809E-8 -4.450796313790505E-10
i -2.18903408819747E-14 4.494822067468766E-14 -3.859684231843734E-11 4.338516700450753E-10 -4.450796313790505E-10 6.808005039716094E-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 17.7   n/a MPO446373  

277191 (2005 QA32)          Discovered 2005-Aug-24 by NEAT at Palomar
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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