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 ]  
37931 (1998 FG125)
Classification: Main-belt Asteroid          SPK-ID: 2037931
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08241628543579881 5.0652e-08  
a 2.524068320094737 1.2297e-08 au
q 2.316043984966352 1.2669e-07 au
i 13.39943712642816 5.7662e-06 deg
node 35.34815154455894 1.8405e-05 deg
peri 184.0845548354676 3.5677e-05 deg
M 170.3204319973437 3.0284e-05 deg
tp 2458307.530157239501
(2018-Jul-08.03015724)
0.000122 TDB
period 1464.704736056977
4.01
1.0704e-05
2.931e-08
d
yr
n .2457833248830268 1.7961e-09 deg/d
Q 2.732092655223122 1.331e-08 au
  Orbit Determination Parameters
   # obs. used (total)      883  
   data-arc span      7912 days (21.66 yr)  
   first obs. used      1998-03-24  
   last obs. used      2019-11-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59257  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 03:02:46  

Additional Information
 Earth MOID = 1.30875 au 
 Jupiter MOID = 2.23566 au 
 T_jup = 3.412 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456766.5 (2014-Apr-19.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08160321349867601 5.0628e-08  
q 2.318205555632589 1.2649e-07 au
tp 2456844.034488381342
(2014-Jul-05.53448838)
0.00012209 TDB
node 35.3784018663267 1.8393e-05 deg
peri 184.5233153581495 3.6026e-05 deg
i 13.40416351469962 5.7685e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      883  
   data-arc span      7912 days (21.66 yr)  
   first obs. used      1998-03-24  
   last obs. used      2019-11-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59257  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 03:02:46  

Additional Information
 Jupiter MOID = 2.23566 au 
 T_jup = 3.412 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.563184385082711E-15 -6.37874700297033E-15 -2.690546788865385E-12 -1.93321055476756E-14 -6.555264756654255E-13 8.655788137152438E-15
q -6.37874700297033E-15 1.599960500940224E-14 6.950295399903205E-12 4.639032816132338E-14 1.693508410564401E-12 -2.079830638566193E-14
tp -2.690546788865385E-12 6.950295399903205E-12 1.490565290499404E-8 1.221675512197271E-11 3.797360489361587E-9 -1.955460774379093E-11
node -1.93321055476756E-14 4.639032816132338E-14 1.221675512197271E-11 3.38311214950706E-10 -3.257343401292873E-10 -3.872279837273938E-11
peri -6.555264756654255E-13 1.693508410564401E-12 3.797360489361587E-9 -3.257343401292873E-10 1.297907711890097E-9 3.273320446278019E-11
i 8.655788137152438E-15 -2.079830638566193E-14 -1.955460774379093E-11 -3.872279837273938E-11 3.273320446278019E-11 3.327513648348193E-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 15.1   n/a MPO347794  
diameter diameter 3.396 km 0.101 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.184   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

37931 (1998 FG125)          Discovered 1998-Mar-24 by LINEAR at Socorro
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 FG125 = 2000 XL22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-22 09:20 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin