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461507 (2003 QQ44)
Classification: Main-belt Asteroid          SPK-ID: 2461507
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 .2653136120889255 1.4594e-07  
a 2.282235080913196 2.6978e-08 au
q 1.676727047960055 3.1773e-07 au
i 6.508405499361388 1.7706e-05 deg
node 2.923001859701413 6.861e-05 deg
peri 310.6599544314939 9.097e-05 deg
M 322.3512020111314 6.6554e-05 deg
tp 2459132.200555353911
(2020-Oct-09.70055535)
0.00023493 TDB
period 1259.328383908192
3.45
2.233e-05
6.114e-08
d
yr
n .2858666608329578 5.0688e-09 deg/d
Q 2.887743113866337 3.4136e-08 au
  Orbit Determination Parameters
   # obs. used (total)      104  
   data-arc span      5198 days (14.23 yr)  
   first obs. used      2003-08-23  
   last obs. used      2017-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54506  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 05:05:21  

Additional Information
 Earth MOID = .672268 au 
 Jupiter MOID = 2.4365 au 
 T_jup = 3.549 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457047.5 (2015-Jan-25.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2656696836805117 1.4552e-07  
q 1.675727768690155 3.1578e-07 au
tp 2456612.181668919353
(2013-Nov-15.68166892)
0.00019214 TDB
node 2.980101315179501 6.8729e-05 deg
peri 310.3756515603842 9.0834e-05 deg
i 6.505307833854495 1.7685e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      104  
   data-arc span      5198 days (14.23 yr)  
   first obs. used      2003-08-23  
   last obs. used      2017-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54506  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 05:05:21  

Additional Information
 Jupiter MOID = 2.4365 au 
 T_jup = 3.549 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.117600536988906E-14 -4.591501124371688E-14 2.342758001975896E-11 -3.138872874471877E-14 6.837926260937743E-12 -1.779660866230339E-13
q -4.591501124371688E-14 9.97193942473108E-14 -4.993513019788016E-11 7.924694354773901E-14 -1.452978031735276E-11 3.830615652840632E-13
tp 2.342758001975896E-11 -4.993513019788016E-11 3.691741248258789E-8 4.581498116406247E-11 1.140113747042746E-8 -2.416923801163998E-10
node -3.138872874471877E-14 7.924694354773901E-14 4.581498116406247E-11 4.723645318240869E-9 -4.675284588927699E-9 5.684967597268528E-10
peri 6.837926260937743E-12 -1.452978031735276E-11 1.140113747042746E-8 -4.675284588927699E-9 8.250823688942738E-9 -6.383682025704924E-10
i -1.779660866230339E-13 3.830615652840632E-13 -2.416923801163998E-10 5.684967597268528E-10 -6.383682025704924E-10 3.12773722368095E-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 17.9   n/a MPO428089  

461507 (2003 QQ44)          Discovered 2003-Aug-23 by NEAT at Palomar
Reference: Last Updated: 2016-03-24

Alternate Designations
 2003 QQ44 = 2010 RP68 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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