Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
(2017 FR91)
Classification: Aten [NEO]          SPK-ID: 3772844
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3238973865679582 3.5307e-07  
a .907283341154645 5.8398e-07 au
q .6134166380780103 2.7695e-07 au
i .2170935066488007 3.6974e-05 deg
node 199.7440183843691 0.0023061 deg
peri 114.5062901686189 0.0023175 deg
M 149.7848342794032 0.0010992 deg
tp 2458869.165696725136
(2020-Jan-20.66569673)
0.00083706 TDB
period 315.6551155957219
0.86
0.00030476
8.344e-07
d
yr
n 1.140485239152826 1.1011e-06 deg/d
Q 1.20115004423128 7.7313e-07 au
  Orbit Determination Parameters
   # obs. used (total)      83  
   # delay obs. used      3  
   # Doppler obs. used      2  
   data-arc span      4 days  
   first obs. used      2017-03-26  
   last obs. used      2017-03-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .45054  
   source      ORB  
   producer      OSOD/JPL  
   solution date      2017-Jul-20 12:28:32  

Additional Information
 Earth MOID = .000716979 au 
 Jupiter MOID = 4.05223 au 
 T_jup = 6.525 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457956.5 (2017-Jul-22.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3239131558395393 3.5269e-07  
q .6134545310596993 2.7715e-07 au
tp 2457922.211448225913
(2017-Jun-17.71144823)
8.2081e-05 TDB
node 199.7181542318894 0.0023039 deg
peri 114.5510721558083 0.0023153 deg
i .2166830863883647 3.6984e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      83  
   # delay obs. used      3  
   # Doppler obs. used      2  
   data-arc span      4 days  
   first obs. used      2017-03-26  
   last obs. used      2017-03-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .45054  
   source      ORB  
   producer      OSOD/JPL  
   solution date      2017-Jul-20 12:28:32  

Additional Information
 Jupiter MOID = 4.05223 au 
 T_jup = 6.525 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.243878595888344E-13 -1.271218454768526E-14 -2.59105662314836E-11 -7.352778658803854E-11 4.498064955806409E-11 1.291652972065644E-12
q -1.271218454768526E-14 7.68095319097142E-14 -7.410479204127029E-12 1.34897326370722E-10 -1.539964952132707E-10 -2.125123896920936E-12
tp -2.59105662314836E-11 -7.410479204127029E-12 6.737235171431905E-9 -1.553651740369661E-9 1.043299460341562E-8 -5.295281080725915E-12
node -7.352778658803854E-11 1.34897326370722E-10 -1.553651740369661E-9 5.307798427671699E-6 -5.327703407288401E-6 -8.503558004248666E-8
peri 4.498064955806409E-11 -1.539964952132707E-10 1.043299460341562E-8 -5.327703407288401E-6 5.360579481799477E-6 8.531442269065395E-8
i 1.291652972065644E-12 -2.125123896920936E-12 -5.295281080725915E-12 -8.503558004248666E-8 8.531442269065395E-8 1.367824144309424E-9

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 26.9   n/a MPO405702  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Feb-24 09:04 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin