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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1919539438116473 4.4899e-08  
a 2.238429780697959 6.9882e-09 au
q 1.808754356347545 9.9952e-08 au
i 4.027809808829156 4.8113e-06 deg
node 325.7873340203614 6.7088e-05 deg
peri 9.965283688699472 6.8073e-05 deg
M 289.8715968083898 1.3465e-05 deg
tp 2457638.789600447952
(2016-Sep-07.28960045)
4.6317e-05 JED
period 1223.245536147123
3.35
5.7283e-06
1.568e-08
d
yr
n .294299050650042 1.3782e-09 deg/d
Q 2.668105205048373 8.3296e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1498  
   data-arc span      31304 days (85.71 yr)  
   first obs. used      1929-09-27  
   last obs. used      2015-06-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51919  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 14:02:22  

Additional Information
 Earth MOID = .797136 au 
 Jupiter MOID = 2.69056 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. 2015-December); 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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