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
JPL Small-Body Database Browser
Search: [ help ]  
101764 (1999 FK49)
Classification: Outer Main-belt Asteroid          SPK-ID: 2101764
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1130327959202444 4.5529e-08  
a 3.227941306398167 3.1769e-08 au
q 2.863078075469536 1.4463e-07 au
i 11.33383604836062 6.7099e-06 deg
node 11.89607455071889 2.3281e-05 deg
peri 245.308134032416 3.6235e-05 deg
M 163.9980491198045 2.7958e-05 deg
tp 2458035.509468746782
(2017-Oct-09.00946875)
0.00016266 TDB
period 2118.297096311048
5.80
3.1272e-05
8.562e-08
d
yr
n .1699478324484934 2.5089e-09 deg/d
Q 3.592804537326798 3.5359e-08 au
  Orbit Determination Parameters
   # obs. used (total)      615  
   data-arc span      7876 days (21.56 yr)  
   first obs. used      1999-03-20  
   last obs. used      2020-10-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60671  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:58:37  

Additional Information
 Earth MOID = 1.87278 au 
 Jupiter MOID = 1.54761 au 
 T_jup = 3.147 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457247.5 (2015-Aug-13.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1163303051982539 4.4884e-08  
q 2.850135733851485 1.4319e-07 au
tp 2458036.361663590964
(2017-Oct-09.86166359)
0.00015871 TDB
node 11.94721226036749 2.3303e-05 deg
peri 245.6407433449571 3.5816e-05 deg
i 11.33553297560631 6.7073e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      615  
   data-arc span      7876 days (21.56 yr)  
   first obs. used      1999-03-20  
   last obs. used      2020-10-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60671  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:58:37  

Additional Information
 Jupiter MOID = 1.54761 au 
 T_jup = 3.147 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.014563515050793E-15 -6.306962159444463E-15 -1.971158130053062E-12 -1.289421220224995E-15 -3.394142666496465E-13 -6.336041769069483E-16
q -6.306962159444463E-15 2.050411575037191E-14 6.781976801320135E-12 5.004007322876925E-15 1.111823653993037E-12 2.409507136142462E-15
tp -1.971158130053062E-12 6.781976801320135E-12 2.518995844101632E-8 4.699155788540223E-12 4.323987861460517E-9 4.552021148386688E-12
node -1.289421220224995E-15 5.004007322876925E-15 4.699155788540223E-12 5.43031462771734E-10 -5.314436537813998E-10 4.273191433648912E-12
peri -3.394142666496465E-13 1.111823653993037E-12 4.323987861460517E-9 -5.314436537813998E-10 1.282789743010572E-9 -3.516594601750304E-12
i -6.336041769069483E-16 2.409507136142462E-15 4.552021148386688E-12 4.273191433648912E-12 -3.516594601750304E-12 4.498791421972173E-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 14.6   n/a MPO502728  
diameter diameter 5.430 km 1.553 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.114   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101764 (1999 FK49)          Discovered 1999-Mar-20 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 FK49 = 2001 RC120 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jan-20 01:40 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin