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215964 (2005 QZ2)
Classification: Main-belt Asteroid          SPK-ID: 2215964
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1280838532522202 5.0474e-08  
a 3.047303385087269 2.1771e-08 au
q 2.656993025496757 1.6134e-07 au
i 5.15475497513601 5.0354e-06 deg
node 172.4267018709486 5.533e-05 deg
peri 183.5829162015482 5.8484e-05 deg
M 334.7569006125219 1.9368e-05 deg
tp 2459532.742355783915
(2021-Nov-14.24235578)
0.00010501 TDB
period 1942.996275114282
5.32
2.0822e-05
5.701e-08
d
yr
n .1852808492794592 1.9856e-09 deg/d
Q 3.43761374467778 2.456e-08 au
  Orbit Determination Parameters
   # obs. used (total)      261  
   data-arc span      7620 days (20.86 yr)  
   first obs. used      2000-09-26  
   last obs. used      2021-08-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57273  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 03:28:48  

Additional Information
 Earth MOID = 1.65168 au 
 Jupiter MOID = 2.00715 au 
 T_jup = 3.219 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457700.5 (2016-Nov-08.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1281156375727368 5.047e-08  
q 2.654096546476972 1.6074e-07 au
tp 2457600.149198472554
(2016-Jul-30.64919847)
0.00010106 TDB
node 172.532698658054 5.5433e-05 deg
peri 184.7975796006671 5.8611e-05 deg
i 5.150879920650295 5.0328e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      261  
   data-arc span      7620 days (20.86 yr)  
   first obs. used      2000-09-26  
   last obs. used      2021-08-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57273  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 03:28:48  

Additional Information
 Jupiter MOID = 2.00715 au 
 T_jup = 3.219 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.547214986193645E-15 -8.064221378780154E-15 1.770628160277216E-13 -1.135588022787594E-14 1.132899100977866E-13 -1.885134486259092E-16
q -8.064221378780154E-15 2.583772564777749E-14 -3.251163739755112E-13 3.508875942495885E-14 -3.120372039436877E-13 1.223353145066924E-15
tp 1.770628160277216E-13 -3.251163739755112E-13 1.021229542761558E-8 -1.447370786707937E-11 1.951579531080337E-9 3.604566751726143E-12
node -1.135588022787594E-14 3.508875942495885E-14 -1.447370786707937E-11 3.072847419314878E-9 -3.062928615060775E-9 1.65979292119025E-11
peri 1.132899100977866E-13 -3.120372039436877E-13 1.951579531080337E-9 -3.062928615060775E-9 3.435202976932534E-9 -1.583209696231719E-11
i -1.885134486259092E-16 1.223353145066924E-15 3.604566751726143E-12 1.65979292119025E-11 -1.583209696231719E-11 2.532871323270755E-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 16.04   n/a MPO638136  

215964 (2005 QZ2)          Discovered 2005-Aug-24 by NEAT at Palomar
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

Alternate Designations
 2005 QZ2 = 2000 SS215 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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