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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1675617884124447 2.3824e-08  
a 3.145215902317037 1.3503e-08 au
q 2.618197900781533 7.5228e-08 au
i 2.421478522701361 7.5297e-07 deg
node 83.81613513908778 2.0728e-05 deg
peri 225.5063055615289 2.1994e-05 deg
M 92.23889276133706 6.0647e-06 deg
tp 2458678.481732039525
(2019-Jul-13.98173204)
3.2593e-05 TDB
period 2037.389769541361
5.58
1.312e-05
3.592e-08
d
yr
n .176696676002766 1.1379e-09 deg/d
Q 3.672233903852541 1.5765e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3405  
   data-arc span      22838 days (62.53 yr)  
   first obs. used      1958-09-12  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45007  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 20:19:10  

Additional Information
 Earth MOID = 1.60235 au 
 Jupiter MOID = 1.59535 au 
 T_jup = 3.186 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457133.5 (2015-Apr-21.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .170887225795044 2.3593e-08  
q 2.605055873404295 7.4597e-08 au
tp 2456645.677547604596
(2013-Dec-19.17754760)
2.8678e-05 TDB
node 83.85694685750714 2.0757e-05 deg
peri 226.0423847223363 2.2002e-05 deg
i 2.421455470627324 7.53e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      3405  
   data-arc span      22838 days (62.53 yr)  
   first obs. used      1958-09-12  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45007  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 20:19:10  

Additional Information
 Jupiter MOID = 1.59535 au 
 T_jup = 3.186 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.566143598872947E-16 -1.740057787877301E-15 4.309850918741912E-13 -1.494401674029132E-14 4.073338441952226E-14 -9.380556685145671E-16
q -1.740057787877301E-15 5.564779433865172E-15 -1.333097570437187E-12 5.035516730294322E-14 -1.227553779727043E-13 3.023035677750764E-15
tp 4.309850918741912E-13 -1.333097570437187E-12 8.22432932547632E-10 -7.920841136386885E-11 1.861291813002351E-10 -4.063036290762539E-12
node -1.494401674029132E-14 5.035516730294322E-14 -7.920841136386885E-11 4.308720124352909E-10 -4.487087735195297E-10 -7.000639162986322E-12
peri 4.073338441952226E-14 -1.227553779727043E-13 1.861291813002351E-10 -4.487087735195297E-10 4.840742842258223E-10 6.623331869804969E-12
i -9.380556685145671E-16 3.023035677750764E-15 -4.063036290762539E-12 -7.000639162986322E-12 6.623331869804969E-12 5.670125736353218E-13

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 11.70   n/a MPCxxxxx  
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

[ show close-approach data ]
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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