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 ]  
100791 (1998 FW75)
Classification: Main-belt Asteroid          SPK-ID: 2100791
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2404881042288418 3.8613e-08  
a 2.322200005524084 1.3884e-08 au
q 1.763738528555391 8.5854e-08 au
i 12.28956230456174 6.9236e-06 deg
node 342.9879836957073 1.6766e-05 deg
peri 310.9386681989947 2.4148e-05 deg
M 66.73527953832637 1.4941e-05 deg
tp 2458960.892260092413
(2020-Apr-21.39226009)
5.4264e-05 TDB
period 1292.551510437479
3.54
1.1592e-05
3.174e-08
d
yr
n .2785188807509526 2.4978e-09 deg/d
Q 2.880661482492777 1.7223e-08 au
  Orbit Determination Parameters
   # obs. used (total)      836  
   data-arc span      8329 days (22.80 yr)  
   first obs. used      1998-03-24  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45177  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:33:47  

Additional Information
 Earth MOID = .772958 au 
 Jupiter MOID = 2.43456 au 
 T_jup = 3.508 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457948.5 (2017-Jul-14.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2400829253126559 3.8586e-08  
q 1.765300419147285 8.5829e-08 au
tp 2457668.232864217682
(2016-Oct-06.73286422)
5.9141e-05 TDB
node 343.019507442172 1.6769e-05 deg
peri 311.0070082414449 2.4179e-05 deg
i 12.28594485658251 6.9225e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      836  
   data-arc span      8329 days (22.80 yr)  
   first obs. used      1998-03-24  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45177  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:33:47  

Additional Information
 Jupiter MOID = 2.43456 au 
 T_jup = 3.508 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.488857991856854E-15 -3.290593909612453E-15 6.000491480405807E-13 1.345906477006824E-15 1.452629791954318E-13 -4.105161432931085E-15
q -3.290593909612453E-15 7.366551783181787E-15 -1.699252222037288E-12 -5.905736431687238E-15 -4.239702155869968E-13 9.328416498824421E-15
tp 6.000491480405807E-13 -1.699252222037288E-12 3.497678987861727E-9 1.744315789356944E-11 1.035377674800644E-9 -5.40077104461282E-12
node 1.345906477006824E-15 -5.905736431687238E-15 1.744315789356944E-11 2.812153477137209E-10 -2.693236725287967E-10 5.766836233276881E-11
peri 1.452629791954318E-13 -4.239702155869968E-13 1.035377674800644E-9 -2.693236725287967E-10 5.846107089012327E-10 -5.81001605904908E-11
i -4.105161432931085E-15 9.328416498824421E-15 -5.40077104461282E-12 5.766836233276881E-11 -5.81001605904908E-11 4.792051188876443E-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 15.63   n/a E2021B55  
diameter diameter 2.361 km 0.476 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.162   0.106 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

100791 (1998 FW75)          Discovered 1998-Mar-24 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-16 17:29 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin