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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09162647004006251 3.2197e-08  
a 2.210285931545682 6.6777e-09 au
q 2.00776523385894 7.0775e-08 au
i 1.056688169830042 3.3162e-06 deg
node 241.7203286849011 0.00023815 deg
peri 215.444675785666 0.00023945 deg
M 106.4557287228161 2.4566e-05 deg
tp 2458845.574132580516
(2019-Dec-28.07413258)
8.1681e-05 TDB
period 1200.248345523084
3.29
5.4393e-06
1.489e-08
d
yr
n .2999379264656326 1.3593e-09 deg/d
Q 2.412806629232424 7.2896e-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 = 1.02449 au 
 Jupiter MOID = 2.69483 au 
 T_jup = 3.652 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456526.5 (2013-Aug-22.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09134034677780628 3.2171e-08  
q 2.008818998784382 7.0743e-08 au
tp 2456444.356181036214
(2013-May-31.85618104)
8.1493e-05 TDB
node 241.803962649034 0.00023853 deg
peri 215.3957366739567 0.00023984 deg
i 1.055208742404325 3.3152e-06 deg
  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
 Jupiter MOID = 2.69483 au 
 T_jup = 3.652 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.034978854971497E-15 -2.267615882378986E-15 8.027114350689245E-13 4.499858613648E-15 2.613523818842272E-13 -6.293091683034065E-17
q -2.267615882378986E-15 5.004579522887795E-15 -1.77559259836762E-12 -1.005504728828775E-14 -5.77731333381872E-13 1.567831075002083E-16
tp 8.027114350689245E-13 -1.77559259836762E-12 6.641048329906061E-9 1.906821692058979E-11 2.058262085018435E-9 1.897601705644389E-13
node 4.499858613648E-15 -1.005504728828775E-14 1.906821692058979E-11 5.689663427001777E-8 -5.688108810611027E-8 -6.722892015319994E-11
peri 2.613523818842272E-13 -5.77731333381872E-13 2.058262085018435E-9 -5.688108810611027E-8 5.752288623824925E-8 6.728090394720494E-11
i -6.293091683034065E-17 1.567831075002083E-16 1.897601705644389E-13 -6.722892015319994E-11 6.728090394720494E-11 1.099044055591504E-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 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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