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227773 (2006 VR91)
Classification: Main-belt Asteroid          SPK-ID: 2227773
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09264416818591321 4.8588e-08  
a 2.211896042513875 1.4821e-08 au
q 2.006976773541463 1.0809e-07 au
i 1.223383902345015 5.7331e-06 deg
node 184.0555781977628 0.00024241 deg
peri 279.2375187546519 0.00024549 deg
M 88.84450028783388 3.402e-05 deg
tp 2458903.966650993331
(2020-Feb-24.46665099)
0.00011406 TDB
period 1201.560088655471
3.29
1.2077e-05
3.307e-08
d
yr
n .2996104842354035 3.0113e-09 deg/d
Q 2.416815311486285 1.6194e-08 au
  Orbit Determination Parameters
   # obs. used (total)      241  
   data-arc span      6330 days (17.33 yr)  
   first obs. used      2002-08-31  
   last obs. used      2019-12-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59632  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:41:07  

Additional Information
 Earth MOID = 1.02412 au 
 Jupiter MOID = 2.67338 au 
 T_jup = 3.651 
[ show covariance matrix ]

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 17.7   n/a MPO454637  
diameter diameter 1.606 km 0.273 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.042 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

227773 (2006 VR91)          Discovered 2006-Nov-14 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2006 VR91 = 2004 FH59 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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