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27165 (1999 AM7)
Classification: Main-belt Asteroid          SPK-ID: 2027165
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03586966418088989 4.0567e-08  
a 3.06065762165343 1.6246e-08 au
q 2.95087286059204 1.2645e-07 au
i 10.0877637501426 4.5529e-06 deg
node 151.7508707976976 2.0738e-05 deg
peri 60.18579930745239 6.1472e-05 deg
M 347.8978680410021 5.6172e-05 deg
tp 2459462.247604734367
(2021-Sep-04.74760473)
0.00030507 TDB
period 1955.78248399237
5.35
1.5572e-05
4.263e-08
d
yr
n .1840695491173059 1.4656e-09 deg/d
Q 3.170442382714819 1.6829e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1922  
   data-arc span      9061 days (24.81 yr)  
   first obs. used      1996-09-13  
   last obs. used      2021-07-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49419  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 15:40:02  

Additional Information
 Earth MOID = 1.96367 au 
 Jupiter MOID = 1.82077 au 
 T_jup = 3.209 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457286.5 (2015-Sep-21.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03814767536711954 4.0545e-08  
q 2.946358560130169 1.2686e-07 au
tp 2457499.366553248752
(2016-Apr-20.86655325)
0.00028856 TDB
node 151.7824170045231 2.0726e-05 deg
peri 58.92738859257493 5.8034e-05 deg
i 10.08844278842086 4.5531e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1922  
   data-arc span      9061 days (24.81 yr)  
   first obs. used      1996-09-13  
   last obs. used      2021-07-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49419  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 15:40:02  

Additional Information
 Jupiter MOID = 1.82077 au 
 T_jup = 3.209 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.643897552182935E-15 -5.105232829501722E-15 -2.185672850683907E-12 3.730165850889541E-15 -3.694784855836636E-13 -1.932642708141144E-15
q -5.105232829501722E-15 1.609312348337567E-14 5.788296871123014E-12 -1.378435443561088E-14 9.554094452822803E-13 5.982478346207771E-15
tp -2.185672850683907E-12 5.788296871123014E-12 8.326401355714921E-8 7.50354496639654E-12 1.565415528330411E-8 7.845854894729631E-12
node 3.730165850889541E-15 -1.378435443561088E-14 7.50354496639654E-12 4.295824381301423E-10 -4.212861047479755E-10 2.910644976023544E-11
peri -3.694784855836636E-13 9.554094452822803E-13 1.565415528330411E-8 -4.212861047479755E-10 3.367950354545756E-9 -2.72512017495847E-11
i -1.932642708141144E-15 5.982478346207771E-15 7.845854894729631E-12 2.910644976023544E-11 -2.72512017495847E-11 2.073074260783173E-11

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 13.57   n/a MPO636462  
diameter diameter 6.948 km 0.163 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 48.0833 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.101   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27165 (1999 AM7)          Discovered 1999-Jan-10 by Korlevic, K. at Visnjan
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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