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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .16759780258203 3.369e-08  
a 3.144451288579527 1.483e-08 au
q 2.617448162287366 1.0608e-07 au
i 2.421591071182668 3.3367e-06 deg
node 83.81392095361589 9.3558e-05 deg
peri 225.4232084917162 9.4187e-05 deg
M 56.97237387601054 1.1163e-05 deg
tp 2458678.187203112013
(2019-Jul-13.68720311)
6.3133e-05 TDB
period 2036.64686909831
5.58
1.4408e-05
3.945e-08
d
yr
n .176761129021539 1.2505e-09 deg/d
Q 3.671454414871689 1.7316e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3141  
   data-arc span      22692 days (62.13 yr)  
   first obs. used      1958-09-12  
   last obs. used      2020-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46179  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:08:35  

Additional Information
 Earth MOID = 1.60358 au 
 Jupiter MOID = 1.59611 au 
 T_jup = 3.186 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456866.5 (2014-Jul-28.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1710100720318034 3.352e-08  
q 2.605424476976093 1.0606e-07 au
tp 2456646.008688778528
(2013-Dec-19.50868878)
6.4111e-05 TDB
node 83.85887429702979 9.3738e-05 deg
peri 226.1200796807304 9.4346e-05 deg
i 2.421373260141608 3.3335e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      3141  
   data-arc span      22692 days (62.13 yr)  
   first obs. used      1958-09-12  
   last obs. used      2020-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46179  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:08:35  

Additional Information
 Jupiter MOID = 1.59611 au 
 T_jup = 3.186 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.123564473490206E-15 -3.530749909817415E-15 5.151948741875576E-13 1.150878137907981E-15 6.6534094260939E-14 -5.120514664603592E-17
q -3.530749909817415E-15 1.124949570662923E-14 -1.834434729658989E-12 -4.09190029750458E-15 -2.421048903493389E-13 2.287738909736535E-16
tp 5.151948741875576E-13 -1.834434729658989E-12 4.110220884850147E-9 -8.387252699583474E-12 7.110994618088844E-10 -2.401919423095629E-13
node 1.150878137907981E-15 -4.09190029750458E-15 -8.387252699583474E-12 8.786815669915458E-9 -8.780250407731226E-9 -5.888639002671953E-12
peri 6.6534094260939E-14 -2.421048903493389E-13 7.110994618088844E-10 -8.780250407731226E-9 8.901168917535704E-9 5.843096234699159E-12
i -5.120514664603592E-17 2.287738909736535E-16 -2.401919423095629E-13 -5.888639002671953E-12 5.843096234699159E-12 1.111216404206357E-11

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

[ 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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