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2519 Annagerman (1975 VD2)
Classification: Main-belt Asteroid          SPK-ID: 2002519
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1675977978751181 3.6826e-08  
a 3.144451290331098 1.5746e-08 au
q 2.617448178546032 1.1777e-07 au
i 2.421590964290265 3.4392e-06 deg
node 83.81391467343484 0.00010125 deg
peri 225.4232136241017 0.00010186 deg
M 56.9723745037009 1.1289e-05 deg
tp 2458678.187199291638
(2019-Jul-13.68719929)
6.3976e-05 TDB
period 2036.646870800037
5.58
1.5298e-05
4.188e-08
d
yr
n .1767611288738457 1.3277e-09 deg/d
Q 3.671454402116164 1.8385e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2931  
   data-arc span      22603 days (61.88 yr)  
   first obs. used      1958-09-12  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47558  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 22:52:24  

Additional Information
 Earth MOID = 1.60358 au 
 Jupiter MOID = 1.59611 au 
 T_jup = 3.186 
[ 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 11.6   n/a MPO452197  
diameter diameter 20.552 km 0.305 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 12.982 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.115   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

2519 Annagerman (1975 VD2)          Discovered 1975-Nov-02 by Smirnova, T. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1975 VD2 = 1958 RA = 1958 RK = 1964 TL = 1964 VT = 1977 BG = 1979 JJ 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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