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1603 Neva (1926 VH)
Classification: Main-belt Asteroid          SPK-ID: 2001603
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09562592107526852 3.6944e-08  
a 2.753647559745281 1.032e-08 au
q 2.490327475527973 1.0249e-07 au
i 8.558787518550254 4.3166e-06 deg
node 130.0030320727896 2.7363e-05 deg
peri 257.0159007833092 3.5524e-05 deg
M 175.8865376572016 2.3608e-05 deg
tp 2458185.061791741352
(2018-Mar-07.56179174)
0.00010845 TDB
period 1669.017759308275
4.57
9.3823e-06
2.569e-08
d
yr
n .2156957276171838 1.2125e-09 deg/d
Q 3.016967643962589 1.1306e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2571  
   data-arc span      41086 days (112.49 yr)  
   first obs. used      1907-08-09  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42359  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 15:59:24  

Additional Information
 Earth MOID = 1.51102 au 
 Jupiter MOID = 2.40579 au 
 T_jup = 3.322 
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Orbital Elements at Epoch 2456192.5 (2012-Sep-22.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09268765085525871 3.6831e-08  
q 2.499654240392231 1.0179e-07 au
tp 2456515.557899508463
(2013-Aug-11.05789951)
0.00011092 TDB
node 130.037756521254 2.7363e-05 deg
peri 257.3231143035517 3.6021e-05 deg
i 8.55558088442519 4.3154e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2571  
   data-arc span      41086 days (112.49 yr)  
   first obs. used      1907-08-09  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42359  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 15:59:24  

Additional Information
 Jupiter MOID = 2.40579 au 
 T_jup = 3.322 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.356523472568702E-15 -3.733152847886469E-15 -2.105564756145952E-13 3.336459909077012E-15 -6.198017455131987E-14 6.243288050621182E-16
q -3.733152847886469E-15 1.036134123483444E-14 6.868172348123401E-13 -8.768361653834888E-15 1.855615634199357E-13 -1.523634661788758E-15
tp -2.105564756145952E-13 6.868172348123401E-13 1.230256961732697E-8 -1.240414973064503E-11 2.616245908636856E-9 4.40948767617875E-13
node 3.336459909077012E-15 -8.768361653834888E-15 -1.240414973064503E-11 7.48758824550234E-10 -7.426132531369191E-10 6.557379098028005E-12
peri -6.198017455131987E-14 1.855615634199357E-13 2.616245908636856E-9 -7.426132531369191E-10 1.297535249280082E-9 -6.441679260684278E-12
i 6.243288050621182E-16 -1.523634661788758E-15 4.40948767617875E-13 6.557379098028005E-12 -6.441679260684278E-12 1.862230157358588E-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 10.9   n/a MPO337258  
diameter diameter 39.564 km 0.192 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 6.426 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Behrend, R. (2004) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Aznar Macias, A. (2016) Minor Planet Bull. 43, 350-353]
[Fuller, K.; Sanchez, C.; Montgomery, K. (2019) Minor Planet Bull 46, 1-2.]
[Polakis, T. (2019) Minor Planet Bull. 46, 287-292.]
geometric albedo albedo 0.050   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
SMASSII spectral type spec_B Ch   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

1603 Neva (1926 VH)          Discovered 1926-Nov-04 by Neujmin, G. at Simeis
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1926 VH = 1935 TF = 1942 FE = A907 PA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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