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27012 (1998 FZ46)
Classification: Main-belt Asteroid          SPK-ID: 2027012
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1266390545782926 2.7405e-08  
a 2.166428183147494 6.3899e-09 au
q 1.892073766221927 6.0301e-08 au
i 3.959159158291221 4.4112e-06 deg
node 352.4358622737124 4.4097e-05 deg
peri 281.4720423599736 4.945e-05 deg
M 329.1128171061541 2.5498e-05 deg
tp 2459300.428799725885
(2021-Mar-26.92879973)
8.2687e-05 TDB
period 1164.70213631837
3.19
5.153e-06
1.411e-08
d
yr
n .30909190322082 1.3675e-09 deg/d
Q 2.440782600073061 7.1991e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1420  
   data-arc span      9732 days (26.64 yr)  
   first obs. used      1993-10-19  
   last obs. used      2020-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52897  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 05:30:46  

Additional Information
 Earth MOID = .878907 au 
 Jupiter MOID = 2.65717 au 
 T_jup = 3.679 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456951.5 (2014-Oct-21.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .126820378387039 2.7379e-08  
q 1.89191284922228 6.0251e-08 au
tp 2456970.534227983535
(2014-Nov-09.03422798)
7.8594e-05 TDB
node 352.4699767861409 4.4071e-05 deg
peri 281.4490394908989 4.9422e-05 deg
i 3.960727918808852 4.4118e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1420  
   data-arc span      9732 days (26.64 yr)  
   first obs. used      1993-10-19  
   last obs. used      2020-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52897  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 05:30:46  

Additional Information
 Jupiter MOID = 2.65717 au 
 T_jup = 3.679 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.495851519394348E-16 -1.642591898153976E-15 1.86925345909636E-13 6.006346140736131E-16 5.637081062223869E-14 6.410798068791612E-16
q -1.642591898153976E-15 3.630226692484818E-15 -2.60971429801775E-13 -7.221047355311907E-16 -8.253613094904926E-14 -1.340468663944782E-15
tp 1.86925345909636E-13 -2.60971429801775E-13 6.177078442842842E-9 1.889773030327805E-11 1.76430543243769E-9 4.607624662095266E-13
node 6.006346140736131E-16 -7.221047355311907E-16 1.889773030327805E-11 1.942253486971705E-9 -1.931668715813746E-9 1.286572416801528E-11
peri 5.637081062223869E-14 -8.253613094904926E-14 1.76430543243769E-9 -1.931668715813746E-9 2.44252941923861E-9 -1.269430709388119E-11
i 6.410798068791612E-16 -1.340468663944782E-15 4.607624662095266E-13 1.286572416801528E-11 -1.269430709388119E-11 1.946412328348731E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.61   n/a E2021B10  
diameter diameter 2.340 km 0.649 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.223   0.189 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27012 (1998 FZ46)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 FZ46 = 1999 RA40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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