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120382 (2005 QD25)
Classification: Main-belt Asteroid          SPK-ID: 2120382
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1082203402271059 5.8014e-08  
a 2.542544797149357 1.4498e-08 au
q 2.267389734159196 1.5242e-07 au
i 3.465765942259095 5.5552e-06 deg
node 43.28552543730031 8.7883e-05 deg
peri 281.9262308481423 9.0934e-05 deg
M 301.894133162313 2.4182e-05 deg
tp 2459439.511518372766
(2021-Aug-13.01151837)
9.9977e-05 TDB
period 1480.816848573168
4.05
1.2666e-05
3.468e-08
d
yr
n .2431090653424667 2.0793e-09 deg/d
Q 2.817699860139519 1.6067e-08 au
  Orbit Determination Parameters
   # obs. used (total)      235  
   data-arc span      7320 days (20.04 yr)  
   first obs. used      2000-05-11  
   last obs. used      2020-05-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52716  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:06:11  

Additional Information
 Earth MOID = 1.25667 au 
 Jupiter MOID = 2.46329 au 
 T_jup = 3.434 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457181.5 (2015-Jun-08.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1070276055163638 5.7703e-08  
q 2.272287372965678 1.5117e-07 au
tp 2456473.465128785995
(2013-Jun-29.96512879)
9.7625e-05 TDB
node 43.35809747507869 8.7947e-05 deg
peri 281.2220541229196 9.1084e-05 deg
i 3.463978894587295 5.5487e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      235  
   data-arc span      7320 days (20.04 yr)  
   first obs. used      2000-05-11  
   last obs. used      2020-05-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52716  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:06:11  

Additional Information
 Jupiter MOID = 2.46329 au 
 T_jup = 3.434 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.329642203241032E-15 -8.693376368196782E-15 2.671074835825656E-12 -1.017506715451688E-14 6.94501919204059E-13 -3.917712723265698E-15
q -8.693376368196782E-15 2.28510702646925E-14 -6.739863754191443E-12 3.05406425770387E-14 -1.746683383357661E-12 1.006294146972001E-14
tp 2.671074835825656E-12 -6.739863754191443E-12 9.530663463868307E-9 3.05633903815016E-11 2.347486520731142E-9 -6.68415332090357E-12
node -1.017506715451688E-14 3.05406425770387E-14 3.05633903815016E-11 7.734624834239197E-9 -7.712331938546176E-9 -2.345009015426906E-10
peri 6.94501919204059E-13 -1.746683383357661E-12 2.347486520731142E-9 -7.712331938546176E-9 8.29624801281027E-9 2.32390247463979E-10
i -3.917712723265698E-15 1.006294146972001E-14 -6.68415332090357E-12 -2.345009015426906E-10 2.32390247463979E-10 3.078789428434318E-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 17.06   n/a E2021B55  

120382 (2005 QD25)          Discovered 2005-Aug-27 by Spacewatch at Kitt Peak
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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