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JPL Small-Body Database Browser
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2325 Chernykh (1979 SP)
Classification: Main-belt Asteroid          SPK-ID: 2002325
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.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1760869285225317 3.7639e-08  
a 3.140140454045712 1.6897e-08 au
q 2.587202766363454 1.2211e-07 au
i 1.919788001549018 4.6899e-06 deg
node 139.9401412869697 0.00012452 deg
peri 267.2876354172331 0.00012524 deg
M 352.8635171715166 1.3416e-05 deg
tp 2458640.790602524517
(2019-Jun-06.29060252)
7.5853e-05 TDB
period 2032.460142821983
5.56
1.6405e-05
4.491e-08
d
yr
n .1771252446309503 1.4297e-09 deg/d
Q 3.693078141727969 1.9873e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2215  
   data-arc span      23538 days (64.44 yr)  
   first obs. used      1955-05-22  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47374  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 02:14:39  

Additional Information
 Earth MOID = 1.59744 au 
 Jupiter MOID = 1.69936 au 
 T_jup = 3.186 
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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 11.9   n/a MPO337266  
diameter diameter 22.789 km 0.194 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

2325 Chernykh           Discovered 1979 Sept. 25 by A. Mrkos at the Klet Observatory.
Named in honor of Ludmila I. Chernykh and Nikolaj S. Chernykh, astronomers at the Crimean Astrophysical Observatory who lead the impressive program of observations and discoveries of minor planets there.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC 6060Last Updated: 2006-03-21

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Alternate Designations
 1979 SP = 1957 UJ = 1959 CH = 1971 FR = 1974 WD1 = 1974 XN = 1979 UG3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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