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442615 (2012 QD35)
Classification: Main-belt Asteroid          SPK-ID: 2442615
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1889524747316557 6.9186e-08  
a 2.190881375750215 1.4902e-08 au
q 1.776908917958717 1.5222e-07 au
i 5.262971525423366 1.0533e-05 deg
node 210.5239844641376 7.1489e-05 deg
peri 62.40862330042464 7.6188e-05 deg
M 195.1382860708611 2.5266e-05 deg
tp 2459542.930413429080
(2021-Nov-24.43041343)
8.4128e-05 TDB
period 1184.477245689695
3.24
1.2085e-05
3.309e-08
d
yr
n .3039315455911354 3.101e-09 deg/d
Q 2.604853833541713 1.7718e-08 au
  Orbit Determination Parameters
   # obs. used (total)      74  
   data-arc span      5343 days (14.63 yr)  
   first obs. used      2005-04-10  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6368  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 02:11:13  

Additional Information
 Earth MOID = .768386 au 
 Jupiter MOID = 2.50602 au 
 T_jup = 3.644 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457126.5 (2015-Apr-14.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1889001467473509 6.9026e-08  
q 1.776696925028897 1.5182e-07 au
tp 2457174.602640651595
(2015-Jun-01.10264065)
8.2656e-05 TDB
node 210.5373927619465 7.1478e-05 deg
peri 62.47867741871079 7.6203e-05 deg
i 5.263208374486117 1.0535e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      74  
   data-arc span      5343 days (14.63 yr)  
   first obs. used      2005-04-10  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6368  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 02:11:13  

Additional Information
 Jupiter MOID = 2.50602 au 
 T_jup = 3.644 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.764558890492798E-15 -1.04462551661722E-14 -2.405054236602274E-12 -6.022653043995152E-15 -6.616917989345118E-13 7.159809850881378E-15
q -1.04462551661722E-14 2.304948225392996E-14 5.185329165934788E-12 1.664867034685764E-14 1.41553171004467E-12 -1.474542526423379E-14
tp -2.405054236602274E-12 5.185329165934788E-12 6.831979541179625E-9 -1.481304768813558E-11 2.200390674698565E-9 -8.899772579930816E-12
node -6.022653043995152E-15 1.664867034685764E-14 -1.481304768813558E-11 5.109094132241549E-9 -5.091168815563445E-9 3.274935246419286E-13
peri -6.616917989345118E-13 1.41553171004467E-12 2.200390674698565E-9 -5.091168815563445E-9 5.806839187253178E-9 -2.750831618092947E-12
i 7.159809850881378E-15 -1.474542526423379E-14 -8.899772579930816E-12 3.274935246419286E-13 -2.750831618092947E-12 1.109759643595837E-10

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.1   n/a MPO503571  

442615 (2012 QD35)          Discovered 2005-Apr-10 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02

Alternate Designations
 2012 QD35 = 2005 GL164 = 2009 UY41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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