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5011 Ptah (6743 P-L)
Classification: Apollo [NEO, PHA]          SPK-ID: 2005011
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 153 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5002022920157266 5.7905e-08  
a 1.63580439992998 8.2787e-09 au
q .8175712897955937 9.1854e-08 au
i 7.410495851969491 4.0499e-06 deg
node 10.64304842558182 3.182e-05 deg
peri 105.9680855393145 3.2325e-05 deg
M 326.4910058590389 2.199e-05 deg
tp 2459467.630256644086
(2021-Sep-10.13025664)
4.72e-05 TDB
period 764.1796791676711
2.09
5.8012e-06
1.588e-08
d
yr
n .471093395720892 3.5763e-09 deg/d
Q 2.454037510064366 1.242e-08 au
  Orbit Determination Parameters
   # obs. used (total)      625  
   data-arc span      22214 days (60.82 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-07-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50254  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-21 05:50:03  

Additional Information
 Earth MOID = .0246198 au 
 Jupiter MOID = 2.69311 au 
 T_jup = 4.144 
[ 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 16.36   n/a E2021B10  
rotation period rot_per 56.3 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:
[Skiff, B.A.; McLelland, K.P.; Sanborn, J.; Pravec, P.; Koehn, B.W. (2019). Minor Planet Bull. 46, 458-503.]

5011 Ptah (6743 P-L)          Discovered 1960-Sep-24 by van Houten and Gehrels at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 6743 P-L = 1983 TF2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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