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385109 (2012 VQ97)
Classification: Main-belt Asteroid          SPK-ID: 2385109
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2823959977315655 6.7361e-08  
a 3.11420006563494 3.7862e-08 au
q 2.234762430964254 2.1904e-07 au
i 12.24377922818985 5.3114e-06 deg
node 75.59204268636775 4.1042e-05 deg
peri 242.2427282854137 4.2015e-05 deg
M 262.486466638574 1.3142e-05 deg
tp 2459940.226604581738
(2022-Dec-26.72660458)
7.8264e-05 TDB
period 2007.327300139206
5.50
3.6607e-05
1.002e-07
d
yr
n .1793429501880607 3.2706e-09 deg/d
Q 3.993637700305626 4.8554e-08 au
  Orbit Determination Parameters
   # obs. used (total)      311  
   data-arc span      5808 days (15.90 yr)  
   first obs. used      2005-05-15  
   last obs. used      2021-04-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58763  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 07:11:05  

Additional Information
 Earth MOID = 1.25137 au 
 Jupiter MOID = 1.49011 au 
 T_jup = 3.121 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457808.5 (2017-Feb-24.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2812155717423148 6.7307e-08  
q 2.239029456405901 2.1871e-07 au
tp 2457930.741243072119
(2017-Jun-26.24124307)
6.6065e-05 TDB
node 75.62158966114833 4.102e-05 deg
peri 242.1012679124004 4.2017e-05 deg
i 12.24415401185207 5.3116e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      311  
   data-arc span      5808 days (15.90 yr)  
   first obs. used      2005-05-15  
   last obs. used      2021-04-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58763  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 07:11:05  

Additional Information
 Jupiter MOID = 1.49011 au 
 T_jup = 3.121 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.530221214108414E-15 -1.461685371544092E-14 2.041964385902189E-12 3.512002898110662E-14 4.110274556758121E-13 -8.478348350103888E-15
q -1.461685371544092E-14 4.783584613464239E-14 -6.175367902502481E-12 -1.90208167375633E-13 -1.203436628433011E-12 4.061734400315792E-14
tp 2.041964385902189E-12 -6.175367902502481E-12 4.36454239077386E-9 3.838604679355385E-11 7.691224500121591E-10 -2.745585689874633E-12
node 3.512002898110662E-14 -1.90208167375633E-13 3.838604679355385E-11 1.682656660837417E-9 -1.63769869505135E-9 -4.481009127980273E-11
peri 4.110274556758121E-13 -1.203436628433011E-12 7.691224500121591E-10 -1.63769869505135E-9 1.765439222977085E-9 4.327648578383788E-11
i -8.478348350103888E-15 4.061734400315792E-14 -2.745585689874633E-12 -4.481009127980273E-11 4.327648578383788E-11 2.821350126847735E-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 15.43   n/a E2021B25  

385109 (2012 VQ97)          Discovered 2006-May-03 by Siding Spring Survey at Siding Spring
Reference: Last Updated: 2014-01-21

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