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49701 (1999 VZ1)
Classification: Main-belt Asteroid          SPK-ID: 2049701
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09165449058433688 3.2222e-08  
a 2.210617539592207 6.6836e-09 au
q 2.008004515124084 7.0845e-08 au
i 1.056646991755464 3.3161e-06 deg
node 241.7261512322008 0.00023815 deg
peri 215.5329676265237 0.00023945 deg
M 46.38012659070962 2.4505e-05 deg
tp 2458845.832782325422
(2019-Dec-28.33278233)
8.1625e-05 TDB
period 1200.518464604648
3.29
5.4445e-06
1.491e-08
d
yr
n .2998704398258085 1.3599e-09 deg/d
Q 2.413230564060331 7.2962e-09 au
  Orbit Determination Parameters
   # obs. used (total)      984  
   data-arc span      14325 days (39.22 yr)  
   first obs. used      1981-03-02  
   last obs. used      2020-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57415  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:31:18  

Additional Information
 Earth MOID = 1.02495 au 
 Jupiter MOID = 2.69474 au 
 T_jup = 3.652 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.23   n/a E2021B10  
diameter diameter 1.682 km 0.160 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.207   0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49701 (1999 VZ1)          Discovered 1999-Nov-05 by Roe, J. M. at Oaxaca
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 VZ1 = 1981 EH42 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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