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JPL Small-Body Database Browser
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455176 (1999 VF22)
Classification: Apollo [NEO, PHA]          SPK-ID: 2455176
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2457020.5 (2014-Dec-29.0) TDB
Reference: JPL 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7386238959160989 1.2872e-07  
a 1.312913195174981 4.5577e-09 au
q .343164135955183 1.6871e-07 au
i 3.906300383466048 7.7017e-06 deg
node 3.559225531741874 8.4219e-05 deg
peri 271.6349249875242 7.3709e-05 deg
M 57.57822663413812 6.7493e-06 deg
tp 2456932.616320698930
(2014-Oct-02.11632070)
1.0734e-05 TDB
period 549.4807047361712
1.50
2.8612e-06
7.834e-09
d
yr
n .6551640428809071 3.4115e-09 deg/d
Q 2.282662254394779 7.9241e-09 au

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A2 [EST] -4.092317539911959E-14 1.38E-14
ALN [SET] 1. n/a
NK [SET] 0. n/a
NM [SET] 2. n/a
R0 [SET] 1. n/a
  Orbit Determination Parameters
   # obs. used (total)      190  
   # delay obs. used      3  
   # Doppler obs. used      0  
   data-arc span      7042 days (19.28 yr)  
   first obs. used      1999-11-10  
   last obs. used      2019-02-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .38725  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Mar-18 07:03:23  

Additional Information
 Earth MOID = .0344227 au 
 Jupiter MOID = 2.86741 au 
 T_jup = 4.639 
 Nongravitational accels. using nonstandard g(r) = (1 au/ r)^2 
[ 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 20.7   n/a MPO472502  

455176 (1999 VF22)          Discovered 1999-Nov-10 by CSS at Catalina
Reference: Last Updated: 2016-02-25

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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