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15177 (6599 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2015177
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07848323927436349 3.954e-08  
a 2.578721374869619 9.106e-09 au
q 2.376334968183811 1.0419e-07 au
i 1.677478183643646 3.7435e-06 deg
node 110.3498874507003 0.00012715 deg
peri 15.05437145197468 0.00013093 deg
M 75.02799066410607 2.807e-05 deg
tp 2458885.271212162748
(2020-Feb-05.77121216)
0.00011849 TDB
period 1512.533690652356
4.14
8.0116e-06
2.193e-08
d
yr
n .2380112272704034 1.2607e-09 deg/d
Q 2.781107781555427 9.8207e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2201  
   data-arc span      22078 days (60.45 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51251  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:51:25  

Additional Information
 Earth MOID = 1.39166 au 
 Jupiter MOID = 2.2498 au 
 T_jup = 3.421 
[ 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 14.1   n/a MPO365434  
diameter diameter 4.423 km 0.269 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 11.742 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.249   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15177 (6599 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20000523/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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