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1682 Karel (1949 PH)
Classification: Main-belt Asteroid          SPK-ID: 2001682
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1920369047800883 4.4325e-08  
a 2.238678769803923 6.854e-09 au
q 1.808769828053882 9.8835e-08 au
i 4.02773425347142 4.7663e-06 deg
node 325.7880320989185 6.6309e-05 deg
peri 9.947657056406486 6.729e-05 deg
M 348.7466071816887 1.3342e-05 deg
tp 2457638.744331684221
(2016-Sep-07.24433168)
4.5429e-05 JED
period 1223.449641242117
3.35
5.6186e-06
1.538e-08
d
yr
n .2942499534631495 1.3513e-09 deg/d
Q 2.668587711553964 8.1702e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1520  
   data-arc span      31613 days (86.55 yr)  
   first obs. used      1929-09-27  
   last obs. used      2016-04-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52152  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 12:35:28  

Additional Information
 Earth MOID = .7984 au 
 Jupiter MOID = 2.69098 au 
 T_jup = 3.609 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.7 mag n/a MPO319103  
rotation period rot_per 3.37485 h n/a LCDB (Rev. 2016-February); Warner et al., 2009 Published Reference List:
[Behrend, R. (2008) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Hanus, J.; Durech, J.; Broz, M.; Warner, B.D.; et al. (2011) Astron. Astrophys. 530, A134.]

1682 Karel (1949 PH)          Discovered 1949-Aug-02 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1949 PH = 1929 SD = 1939 RK = 1946 WC = 1949 QQ = 1949 QX1 = 1949 SL = 1959 PH = 1988 CR3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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