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1606 Jekhovsky (1950 RH)
Classification: Main-belt Asteroid          SPK-ID: 2001606
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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3189824771104629 3.3495e-08  
a 2.687147611127653 7.4206e-09 au
q 1.829994609768692 9.1942e-08 au
i 7.719995163183869 4.1704e-06 deg
node 190.3348500872887 2.1527e-05 deg
peri 142.9023428303288 2.2268e-05 deg
M 287.5703454747664 6.9825e-06 deg
tp 2459324.205162474558
(2021-Apr-19.70516247)
3.2054e-05 TDB
period 1608.924676704651
4.40
6.6646e-06
1.825e-08
d
yr
n .223751928982369 9.2684e-10 deg/d
Q 3.544300612486615 9.7877e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2782  
   data-arc span      41624 days (113.96 yr)  
   first obs. used      1906-10-13  
   last obs. used      2020-09-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46559  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:17:18  

Additional Information
 Earth MOID = .82741 au 
 Jupiter MOID = 1.90208 au 
 T_jup = 3.286 
[ 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 12.0   n/a MPO473785  
diameter diameter 18.981 km 0.340 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 165.946 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.033   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
B-V BV 0.734   0.025 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=12.70, mean=17.83, max.=22.97) deg.
U-B UB 0.390   0.047 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=12.70, mean=17.83, max.=22.97) deg.
Tholen spectral type spec_T C   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices

1606 Jekhovsky (1950 RH)          Discovered 1950-Sep-14 by Boyer, L. at Algiers
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
1908-Jul-26 23:40 00:01 Jupiter 1.89070306718912 1.89070272296599 1.8907034114129 1.00782065990111 0.345999510113205 2418149.486205773 1.22029821128636 5463.89919220339 351.456298887975 -1.72840035072885 1202653.6459029 T 37 CATAB v2.0f-lin.ifort 2020-Nov-13 04:17:25 2020-Nov-13 04:17
1943-Aug-29 23:17 < 00:01 Jupiter 1.94588810442079 1.94588762292024 1.94588858592136 0.816458087970005 n/a 2430966.470148298 0.846921213883159 82.2148086519789 23.8788655889569 88.1712060087699 12182038.4292303 F 37 CATAB v2.0f-lin.ifort 2020-Nov-13 04:17:25 2020-Nov-13 04:17
2063-May-03 17:58 < 00:01 Jupiter 1.90899382488381 1.90899345415309 1.90899419561724 1.48995970478501 1.15437336808404 2474678.248828437 0.595542664405339 189.920026390395 120.519669429789 53.8380720800588 1730619.25385336 T 37 CATAB v2.0f-lin.ifort 2020-Nov-13 04:17:25 2020-Nov-13 04:17
2098-Jun-12 23:35 00:01 Jupiter 1.89013540095475 1.8901350974934 1.89013570441664 1.18862675072576 0.718733356960473 2487502.482324394 1.01725749137771 658.046880292343 192.894815700769 10.9688032600514 1409080.13084127 T 37 CATAB v2.0f-lin.ifort 2020-Nov-13 04:17:25 2020-Nov-13 04:17
2133-Jul-17 10:59 00:02 Jupiter 1.95617179801989 1.95617122977773 1.9561723662695 0.979620033251542 0.306031500714938 2500319.957968039 1.52272529537599 5898.18240438414 544.354513536358 -8.34911947418077 2472499.86982475 T 37 CATAB v2.0f-lin.ifort 2020-Nov-13 04:17:25 2020-Nov-13 04:17

Alternate Designations
 1950 RH = 1928 RL = 1937 TS = 1937 VO = A906 SG 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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