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637 Chrysothemis (A907 EN)
Classification: Main-belt Asteroid          SPK-ID: 2000637
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1238418760445425 3.2885e-08  
a 3.17360602622121 1.2209e-08 au
q 2.780580702107709 1.0113e-07 au
i .2708110771399083 3.7157e-06 deg
node 353.3650615839169 0.00076113 deg
peri 173.2854226899072 0.0007613 deg
M 81.66026971508046 1.5367e-05 deg
tp 2458732.079110641342
(2019-Sep-05.57911064)
8.7917e-05 TDB
period 2065.037511601251
5.65
1.1916e-05
3.262e-08
d
yr
n .1743309736397245 1.0059e-09 deg/d
Q 3.56663135033471 1.372e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3281  
   data-arc span      41443 days (113.46 yr)  
   first obs. used      1907-03-21  
   last obs. used      2020-09-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42126  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:27:27  

Additional Information
 Earth MOID = 1.78725 au 
 Jupiter MOID = 1.40638 au 
 T_jup = 3.189 
[ 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 11.62   n/a E2021B10  
diameter diameter 24.194 km 0.389 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.7 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Warner, B.D. (2017) Minor Planet Bull. 44, 12-19.]
geometric albedo albedo 0.080   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

637 Chrysothemis (A907 EN)          Discovered 1907-Mar-11 by Metcalf, J. H. at Taunton
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ 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
1905-Mar-25 20:47 00:02 Jupiter 1.66086424061889 1.66086311699829 1.66086536423845 2.12835298307454 1.87347495135307 2416930.365846202 1.9960948356404 56.2980069184548 8.73936579441947 -89.5799150013999 1225110.21669619 T 36 CATAB v2.0f-lin.ifort 2020-Nov-13 04:27:36 2020-Nov-13 04:27
1915-Nov-02 18:17 00:02 Jupiter 1.40543171648579 1.40543131768362 1.40543211530618 1.16731079419075 0.396558773120855 2420804.261786212 1.66488325928353 2572.954721498 467.296419196766 11.4796956282654 2458419.08787413 T 36 CATAB v2.0f-lin.ifort 2020-Nov-13 04:27:36 2020-Nov-13 04:27
1926-Jun-20 18:19 00:01 Jupiter 1.57355077261607 1.57355006713159 1.57355147810154 1.65112310066806 1.28438029504639 2424687.263271269 1.44691635334699 129.485403866104 40.0891965089807 61.2699721702531 2816530.56993108 T 36 CATAB v2.0f-lin.ifort 2020-Nov-13 04:27:36 2020-Nov-13 04:27
1937-Jan-29 15:38 00:01 Jupiter 1.99500468219833 1.99500394308747 1.99500542130907 3.18481725791889 3.04859272123907 2428563.151322117 1.19658241297843 38.3698916257439 26.3516423695036 71.3914573808614 2290202.06408765 T 36 CATAB v2.0f-lin.ifort 2020-Nov-13 04:27:36 2020-Nov-13 04:27
2012-Apr-27 16:08 < 00:01 Jupiter 1.71784565670312 1.71784522548316 1.71784608792298 2.3547199283363 2.13507865599185 2456045.172333383 0.194428327270828 33.8712366721468 4.94828408879903 89.0529115826068 2499989.40183459 T 36 CATAB v2.0f-lin.ifort 2020-Nov-13 04:27:36 2020-Nov-13 04:27
2022-Dec-04 12:06 < 00:01 Jupiter 1.4151066358355 1.41510623168569 1.41510703999069 1.2028665131475 0.499773043383106 2459918.004232614 0.325145286203211 1315.04894124856 356.660693660431 12.1095671905155 2037784.32330098 T 36 CATAB v2.0f-lin.ifort 2020-Nov-13 04:27:36 2020-Nov-13 04:27
2033-Jul-27 04:31 < 00:01 Jupiter 1.51362589300562 1.51362542491062 1.51362636110234 1.47993447255258 1.03489583591345 2463805.688134629 0.583833174795266 167.703055108442 69.8098390901244 48.294797912873 3082586.84434133 T 36 CATAB v2.0f-lin.ifort 2020-Nov-13 04:27:36 2020-Nov-13 04:27
2044-Mar-05 09:25 < 00:01 Jupiter 1.92222362173685 1.92222284965443 1.92222439381906 2.93882510320341 2.78485161646176 2467679.892477995 0.802110448920009 39.4043657546594 26.0384564621403 -89.6208859509019 2016981.08651809 T 36 CATAB v2.0f-lin.ifort 2020-Nov-13 04:27:36 2020-Nov-13 04:27
2119-Jun-15 02:15 00:02 Jupiter 1.79322768131419 1.79322616685142 1.79322919577605 2.64838257987471 2.46358272808489 2495173.593494223 2.09050022183432 52.2924068216183 22.2507638089013 50.0943160183682 1187275.24962144 T 36 CATAB v2.0f-lin.ifort 2020-Nov-13 04:27:36 2020-Nov-13 04:27
2130-Jan-20 19:26 00:02 Jupiter 1.4405872929249 1.4405864284945 1.44058815735219 1.29291202068475 0.704046114043221 2499046.309417927 2.27783199656849 821.916755097967 212.037861959925 9.80828792492519 1093057.00681382 T 36 CATAB v2.0f-lin.ifort 2020-Nov-13 04:27:36 2020-Nov-13 04:27
2140-Sep-15 00:13 00:03 Jupiter 1.45781336292763 1.45781232559729 1.4578144002975 1.31698627536858 0.756576263272431 2502936.508862843 2.54533683096973 858.093571800735 157.774898060954 41.860965057667 2886024.74632532 T 36 CATAB v2.0f-lin.ifort 2020-Nov-13 04:27:36 2020-Nov-13 04:27
2151-Apr-26 20:17 00:03 Jupiter 1.82924832976938 1.82924626911273 1.82925039042438 2.62150569546087 2.43848396637375 2506812.345134672 2.84210146668287 67.1212960343003 34.1085754614292 -41.3145639891995 863065.819725993 T 36 CATAB v2.0f-lin.ifort 2020-Nov-13 04:27:36 2020-Nov-13 04:27

Alternate Designations
 A907 EN = 1930 GC = 1955 UV = 1975 JM 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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