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51261 Holusa (2000 JH64)
Classification: Main-belt Asteroid          SPK-ID: 2051261
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1299474340525974 3.1342e-08  
a 2.671945494764429 9.3548e-09 au
q 2.324733033791393 8.6176e-08 au
i 2.034766050294611 3.2165e-06 deg
node 230.7139441036423 8.8283e-05 deg
peri 288.7139099150083 8.9136e-05 deg
M 13.96253232956207 1.1431e-05 deg
tp 2459334.626952140842
(2021-Apr-30.12695214)
5.0684e-05 TDB
period 1595.290646678517
4.37
8.3779e-06
2.294e-08
d
yr
n .2256642078041013 1.1851e-09 deg/d
Q 3.019157955737465 1.057e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1861  
   data-arc span      8202 days (22.46 yr)  
   first obs. used      1998-12-16  
   last obs. used      2021-05-31  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49077  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 08:04:14  

Additional Information
 Earth MOID = 1.33527 au 
 Jupiter MOID = 1.96953 au 
 T_jup = 3.368 
[ 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 14.69   n/a MPO614063  

51261 Holuša           Discovered 2000 May 13 by L. Šarounová at Ondřejov.
Jiří Holuša (1964-2011) worked for two decades as an educator at Ostrava Planetarium, Czech Republic. He won the second prize in the Eugenides Script Contest organised by International Planetarium Society in 2008. He also worked as an English to Czech translator.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20110615/MPCPages.arcLast Updated: 2013-03-28

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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
1927-Aug-26 08:05 00:01 Jupiter 1.97608744818488 1.9760871789161 1.97608771745366 2.4556392858185 2.27439926284629 2425118.836945932 1.27407322081885 76.9695745431152 3.31753708190088 -88.6216822723004 3742480.4377144 T 35 CATAB v2.0g-lin.ifort 2021-Jul-08 08:04:22 2021-Jul-08 08:04
2010-Aug-22 06:41 < 00:01 Jupiter 1.96777804252367 1.96777777427475 1.9677783107726 2.41792412515702 2.23281543032017 2455430.778554225 0.121363426458733 27.6167218951557 2.99155207491149 -86.4453589304791 3700573.27647827 T 35 CATAB v2.0g-lin.ifort 2021-Jul-08 08:04:22 2021-Jul-08 08:04
2093-Aug-18 02:54 00:01 Jupiter 1.96857098167323 1.96857071219061 1.96857125115575 2.40703763723814 2.22109986826967 2485742.621007338 1.16886008853784 72.4270152383436 2.81982299349743 -86.7832241002775 3667905.56087861 T 35 CATAB v2.0g-lin.ifort 2021-Jul-08 08:04:22 2021-Jul-08 08:04
2176-Aug-14 02:43 00:02 Jupiter 1.96930006425244 1.96929980437727 1.96930032412762 2.39820795749454 2.21159997285807 2516053.613202132 2.38612950557243 140.654381350446 2.6494235169154 -86.3964785806613 3776553.49150669 T 35 CATAB v2.0g-lin.ifort 2021-Jul-08 08:04:22 2021-Jul-08 08:04

Alternate Designations
 2000 JH64 = 1998 YV30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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