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15917 Rosahavel (1997 UX7)
Classification: Main-belt Asteroid          SPK-ID: 2015917
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1976421570250662 4.2e-08  
a 2.791002436170072 1.6453e-08 au
q 2.239382694423205 1.1784e-07 au
i 7.094086955497392 4.897e-06 deg
node 225.9285937769265 4.4096e-05 deg
peri 223.0760382428476 4.6096e-05 deg
M 266.2638304432441 1.4927e-05 deg
tp 2459443.948767271922
(2021-Aug-17.44876727)
7.2299e-05 TDB
period 1703.094514879141
4.66
1.5059e-05
4.123e-08
d
yr
n .211379930388389 1.8691e-09 deg/d
Q 3.34262217791694 1.9704e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1259  
   data-arc span      17802 days (48.74 yr)  
   first obs. used      1969-10-18  
   last obs. used      2018-07-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50517  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 17:33:44  

Additional Information
 Earth MOID = 1.2617 au 
 Jupiter MOID = 1.9245 au 
 T_jup = 3.289 
[ 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 13.5   n/a MPO347650  
diameter diameter 10.821 km 0.316 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 10.21938 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.072   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15917 Rosahavel           Discovered 1997 Oct. 28 by L. Šarounová at Ondřejov.
Josef Havel (1930-2008) was a significant personality in Czech rose breeding. A diligent and modest man, he detected and preserved several color mutations and obtained numerous awards in international rose contests, including the gold medal in Rome for Nette Ingeborg.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20090409/MPCPages.arcLast Updated: 2009-04-10

[ show close-approach data ]
Alternate Designations
 1997 UX7 = 1969 UP2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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