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447636 (2006 VL9)
Classification: Main-belt Asteroid          SPK-ID: 2447636
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1935377314654537 7.6286e-08  
a 2.730299992003751 2.2163e-08 au
q 2.201883925331199 2.165e-07 au
i 3.855330219908481 7.7978e-06 deg
node 77.16258368318611 0.00010216 deg
peri 301.9986962316322 0.00012617 deg
M 21.58764646744777 5.1815e-05 deg
tp 2458901.686387917533
(2020-Feb-22.18638792)
0.00023729 TDB
period 1647.835969675011
4.51
2.0064e-05
5.493e-08
d
yr
n .2184683467438812 2.66e-09 deg/d
Q 3.258716058676303 2.6452e-08 au
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      7942 days (21.74 yr)  
   first obs. used      1997-11-23  
   last obs. used      2019-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62649  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:49:25  

Additional Information
 Earth MOID = 1.20728 au 
 Jupiter MOID = 2.2056 au 
 T_jup = 3.324 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457133.5 (2015-Apr-21.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1960765161571587 7.4638e-08  
q 2.194358533882074 2.1155e-07 au
tp 2457248.451419351792
(2015-Aug-13.95141935)
0.00022792 TDB
node 77.24982478327853 0.00010249 deg
peri 301.0189383920971 0.00012532 deg
i 3.852190737091127 7.7851e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      7942 days (21.74 yr)  
   first obs. used      1997-11-23  
   last obs. used      2019-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62649  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:49:25  

Additional Information
 Jupiter MOID = 2.2056 au 
 T_jup = 3.324 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.570816576556576E-15 -1.574252336773466E-14 7.470093087072203E-12 -1.388733801030059E-13 2.385853796970257E-12 -2.149360242485349E-15
q -1.574252336773466E-14 4.475220901993584E-14 -2.059221309788871E-11 3.849342293381445E-13 -6.584896496602785E-12 7.226516834938287E-15
tp 7.470093087072203E-12 -2.059221309788871E-11 5.194692233637436E-8 -8.401346259743278E-10 1.64934531385034E-8 4.177347670337293E-11
node -1.388733801030059E-13 3.849342293381445E-13 -8.401346259743278E-10 1.050511423385847E-8 -1.07335281210684E-8 -1.350502954778016E-10
peri 2.385853796970257E-12 -6.584896496602785E-12 1.64934531385034E-8 -1.07335281210684E-8 1.570603423094487E-8 1.4729562056374E-10
i -2.149360242485349E-15 7.226516834938287E-15 4.177347670337293E-11 -1.350502954778016E-10 1.4729562056374E-10 6.060735201450004E-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 17.3   n/a MPO477131  

447636 (2006 VL9)          Discovered 2006-Nov-11 by CSS at Catalina
Reference: Last Updated: 2015-10-28

Alternate Designations
 2006 VL9 = 1997 WN18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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