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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1763017253810709 3.498e-08  
a 3.140511238185611 1.5378e-08 au
q 2.586833688314845 1.1162e-07 au
i 1.919959013496076 4.4169e-06 deg
node 139.9332612054482 0.00011679 deg
peri 267.2365499479156 0.00011749 deg
M 63.73738107044558 1.2306e-05 deg
tp 2458640.592689269263
(2019-Jun-06.09268927)
6.8881e-05 TDB
period 2032.820139250184
5.57
1.4931e-05
4.088e-08
d
yr
n .177093877145859 1.3008e-09 deg/d
Q 3.694188788056378 1.809e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2433  
   data-arc span      23716 days (64.93 yr)  
   first obs. used      1955-05-22  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45968  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 01:38:16  

Additional Information
 Earth MOID = 1.59756 au 
 Jupiter MOID = 1.69978 au 
 T_jup = 3.185 
[ show covariance matrix ]

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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1909-Oct-26 01:37 00:02 Jupiter 1.96519001162418 1.96518906870818 1.96519095454185 2.52718002277218 2.35044948741107 2418605.567046492 2.41722963664692 123.680733876799 9.04912598893731 82.825365608166 2660202.12312445 T 35 CATAB v2.0f-lin.ifort 2020-May-20 01:38:28 2020-May-20 01:38
1973-Feb-15 03:54 00:01 Jupiter 1.92852608988004 1.92852549953098 1.928526680229 3.0090466709294 2.85936137924756 2441728.662287628 1.09434073044097 46.5525699615272 16.603406305202 82.4549343756294 2323175.731366 T 35 CATAB v2.0f-lin.ifort 2020-May-20 01:38:28 2020-May-20 01:38
1983-Jul-23 17:06 < 00:01 Jupiter 1.75226829049134 1.75226793672997 1.75226864425251 1.85820438806428 1.57675328231207 2445539.212547880 0.826114446264404 57.5747811926384 18.8624371143557 -87.443794516599 2773002.80402597 T 35 CATAB v2.0f-lin.ifort 2020-May-20 01:38:28 2020-May-20 01:38
1994-Jan-05 23:42 < 00:01 Jupiter 1.7990726585352 1.79907226196051 1.79907305510969 1.86792499680261 1.59609603452781 2449358.487684861 0.538509124948298 58.3109234442904 17.0668850864639 -81.0114716235598 2694631.54259412 T 35 CATAB v2.0f-lin.ifort 2020-May-20 01:38:28 2020-May-20 01:38
2067-Oct-14 19:12 00:01 Jupiter 1.86086779136847 1.86086729655682 1.86086828618001 2.61178422349656 2.43126811772925 2476303.299852846 1.17421903644383 47.2713568765617 9.22259961688604 -89.521365222827 2310034.01160125 T 35 CATAB v2.0f-lin.ifort 2020-May-20 01:38:28 2020-May-20 01:38
2078-Mar-22 12:00 00:01 Jupiter 1.73001055247942 1.73001023130167 1.73001087365698 1.73890151109691 1.42988379139851 2480115.000020490 1.43345160450942 67.4119360279185 31.512348208913 89.2182205122631 2826971.97408694 T 35 CATAB v2.0f-lin.ifort 2020-May-20 01:38:28 2020-May-20 01:38
2088-Sep-05 14:39 00:02 Jupiter 1.84587712819016 1.84587645922306 1.84587779715778 2.03185300297275 1.79183742019218 2483935.110617494 1.70602262011988 95.564053461293 8.89275664512553 -88.7432874192216 2602277.80742244 T 35 CATAB v2.0f-lin.ifort 2020-May-20 01:38:28 2020-May-20 01:38
2162-Jun-13 03:07 00:03 Jupiter 1.80358405960426 1.80358317855021 1.8035849406578 2.28252273887866 2.06655368638778 2510877.630033308 3.42748523342999 65.7459288518492 8.09041575234348 -81.8693178220506 1318899.41095492 T 35 CATAB v2.0f-lin.ifort 2020-May-20 01:38:28 2020-May-20 01:38
2172-Nov-19 14:06 00:04 Jupiter 1.73063023742695 1.73062977023969 1.7306307046147 1.70275748742859 1.38582931040827 2514690.087484892 3.63677273200753 115.139051446442 34.2064493490872 87.7594741902678 2794818.45668 T 35 CATAB v2.0f-lin.ifort 2020-May-20 01:38:28 2020-May-20 01:38
2183-May-06 00:48 00:04 Jupiter 1.91034713884335 1.91034571068051 1.9103485670114 2.27544712624872 2.07144544272685 2518509.533586694 3.88502761338267 197.788211161964 6.13074874649126 85.3594303620534 2590899.43149388 T 35 CATAB v2.0f-lin.ifort 2020-May-20 01:38:28 2020-May-20 01:38

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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