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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1760869265065035 3.8617e-08  
a 3.140140455226332 1.7553e-08 au
q 2.587202773666795 1.2598e-07 au
i 1.919788294328448 4.8099e-06 deg
node 139.9401462879285 0.00012598 deg
peri 267.2876311214731 0.00012672 deg
M 352.8635162027624 1.398e-05 deg
tp 2458640.790608016557
(2019-Jun-06.29060802)
7.9061e-05 TDB
period 2032.460143968221
5.56
1.7041e-05
4.666e-08
d
yr
n .1771252445310578 1.4851e-09 deg/d
Q 3.69307813678587 2.0643e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2122  
   data-arc span      23460 days (64.23 yr)  
   first obs. used      1955-05-22  
   last obs. used      2019-08-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48315  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-23 19:23:55  

Additional Information
 Earth MOID = 1.59744 au 
 Jupiter MOID = 1.69936 au 
 T_jup = 3.186 
[ 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 00:03 Jupiter 1.96518962830302 1.96518849179204 1.96519076481611 2.52717845765251 2.35044776884152 2418605.567597954 2.75345283505527 139.741748098602 9.69885730420862 82.2083909584378 2455619.6139388 T 30 CATAB v2.0f-lin.ifort 2019-Sep-23 19:24:05 2019-Sep-23 19:24
1973-Feb-15 03:54 00:01 Jupiter 1.92852640870988 1.92852573047634 1.92852708694331 3.00904835150999 2.85936317319929 2441728.662549290 1.24452059471819 53.3059226161708 18.7488469226003 81.1741567068787 2072546.8038243 T 30 CATAB v2.0f-lin.ifort 2019-Sep-23 19:24:05 2019-Sep-23 19:24
1983-Jul-23 17:06 < 00:01 Jupiter 1.75226847824231 1.75226812297588 1.75226883350855 1.85820522333223 1.57675429952383 2445539.212761082 0.929914804743285 61.2131646777315 18.8789593339009 -87.4043510793213 2771315.71621368 T 30 CATAB v2.0f-lin.ifort 2019-Sep-23 19:24:05 2019-Sep-23 19:24
1994-Jan-05 23:42 < 00:01 Jupiter 1.79907260025356 1.7990721438219 1.79907305668502 1.86792501121547 1.59609604183944 2449358.487845089 0.594018913455881 61.054758696271 18.8429397252168 -78.594821860994 2406275.52796183 T 30 CATAB v2.0f-lin.ifort 2019-Sep-23 19:24:05 2019-Sep-23 19:24
2067-Oct-14 19:11 00:01 Jupiter 1.86086790796474 1.86086740434725 1.86086841158213 2.61178447293988 2.43126839742364 2476303.299646001 1.35721484228348 53.6683448981582 9.34847516958386 -88.837483509143 2201273.80161738 T 30 CATAB v2.0f-lin.ifort 2019-Sep-23 19:24:05 2019-Sep-23 19:24
2078-Mar-22 12:00 00:02 Jupiter 1.73001067046672 1.73001033739938 1.73001100353387 1.73890187814568 1.429884261124 2480114.999755280 1.66178731450899 71.1296209317532 36.0239718637151 85.3282850848386 2583541.6820115 T 30 CATAB v2.0f-lin.ifort 2019-Sep-23 19:24:05 2019-Sep-23 19:24
2088-Sep-05 14:39 00:02 Jupiter 1.84587721387561 1.84587653431401 1.84587789343796 2.03185352722522 1.79183802655565 2483935.110301723 1.97914248516857 106.363664830543 10.0093171207311 -89.6855386619741 2475285.86661911 T 30 CATAB v2.0f-lin.ifort 2019-Sep-23 19:24:05 2019-Sep-23 19:24
2162-Jun-13 03:06 00:04 Jupiter 1.80358401296152 1.80358303595767 1.80358498996466 2.28252191031357 2.06655276535486 2510877.629340596 3.95142755026314 74.8889721127713 9.64359986019412 -81.2857476294599 1176526.75203556 T 30 CATAB v2.0f-lin.ifort 2019-Sep-23 19:24:05 2019-Sep-23 19:24
2172-Nov-19 14:05 00:04 Jupiter 1.7306304048951 1.73062993412911 1.73063087566168 1.70275791293461 1.38582986739913 2514690.086742379 4.19730881434888 127.83079777683 37.567920795312 84.2311461152756 2628759.69051719 T 30 CATAB v2.0f-lin.ifort 2019-Sep-23 19:24:05 2019-Sep-23 19:24
2183-May-06 00:47 00:04 Jupiter 1.91034744529911 1.9103458964931 1.91034899411229 2.27544857244182 2.0714470656821 2518509.532798722 4.48763103659569 226.57382384263 6.35595579268189 85.3921191933235 2459987.16155103 T 30 CATAB v2.0f-lin.ifort 2019-Sep-23 19:24:05 2019-Sep-23 19:24

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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