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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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1675978007240777 3.341e-08  
a 3.144451289253301 1.4747e-08 au
q 2.617448168690457 1.0502e-07 au
i 2.421591142113868 3.3295e-06 deg
node 83.81392518000962 9.2598e-05 deg
peri 225.4232038483392 9.323e-05 deg
M 56.97237409484038 1.1151e-05 deg
tp 2458678.187201770421
(2019-Jul-13.68720177)
6.3053e-05 TDB
period 2036.64686975291
5.58
1.4327e-05
3.923e-08
d
yr
n .1767611289647262 1.2434e-09 deg/d
Q 3.671454409816144 1.7218e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3172  
   data-arc span      22711 days (62.18 yr)  
   first obs. used      1958-09-12  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46001  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:06:50  

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. 2020-October); 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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