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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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09569505640515635 3.674e-08  
a 2.753567943698187 9.6921e-09 au
q 2.490065104010558 1.0178e-07 au
i 8.558831029773621 3.7787e-06 deg
node 130.0027709963902 2.6867e-05 deg
peri 256.9481858942395 3.3867e-05 deg
M 219.1098748730006 2.2493e-05 deg
tp 2459853.660896629225
(2022-Oct-01.16089663)
0.00010563 TDB
period 1668.945375515607
4.57
8.8117e-06
2.413e-08
d
yr
n .2157050825517766 1.1389e-09 deg/d
Q 3.017070783385815 1.062e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2946  
   data-arc span      41464 days (113.52 yr)  
   first obs. used      1907-08-09  
   last obs. used      2021-02-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40004  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 12:40:48  

Additional Information
 Earth MOID = 1.50943 au 
 Jupiter MOID = 2.40612 au 
 T_jup = 3.322 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456658.5 (2014-Jan-01.0) TDB
Reference: JPL 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09283499663601832 3.6585e-08  
q 2.499438429734237 1.009e-07 au
tp 2456516.428511220715
(2013-Aug-11.92851122)
0.00010331 TDB
node 130.0350357015958 2.6863e-05 deg
peri 257.5513894832783 3.4284e-05 deg
i 8.556186738450217 3.7769e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2946  
   data-arc span      41464 days (113.52 yr)  
   first obs. used      1907-08-09  
   last obs. used      2021-02-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40004  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 12:40:48  

Additional Information
 Jupiter MOID = 2.40612 au 
 T_jup = 3.322 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.338473054000082E-15 -3.67740665774377E-15 -2.486365992778897E-13 1.184115904381608E-15 -7.009878833708754E-14 1.429235866482497E-15
q -3.67740665774377E-15 1.018060166166032E-14 8.781369860763301E-13 -2.670024697370201E-15 2.30478101604563E-13 -3.815572135562329E-15
tp -2.486365992778897E-13 8.781369860763301E-13 1.067358836989441E-8 -1.085054592931912E-11 2.221739868080374E-9 -6.204877331074356E-13
node 1.184115904381608E-15 -2.670024697370201E-15 -1.085054592931912E-11 7.215960242431618E-10 -7.154709183951645E-10 1.414345928445718E-11
peri -7.009878833708754E-14 2.30478101604563E-13 2.221739868080374E-9 -7.154709183951645E-10 1.175421292814305E-9 -1.416784979934587E-11
i 1.429235866482497E-15 -3.815572135562329E-15 -6.204877331074356E-13 1.414345928445718E-11 -1.416784979934587E-11 1.426487337209388E-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 10.96   n/a E2021B10  
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. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R. (2004) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Aznar, A.M. (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.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
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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