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 ]  
78918 (2003 SR107)
Classification: Main-belt Asteroid          SPK-ID: 2078918
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2470647251455585 4.3503e-08  
a 2.661994153528898 1.0772e-08 au
q 2.004309299648197 1.1985e-07 au
i 12.3997486508068 3.8653e-06 deg
node 207.8721778130524 1.6944e-05 deg
peri 192.1797751557291 1.8578e-05 deg
M 16.7421845324126 9.1233e-06 deg
tp 2459322.723389871539
(2021-Apr-18.22338987)
3.9939e-05 TDB
period 1586.386746295079
4.34
9.6294e-06
2.636e-08
d
yr
n .2269307915240472 1.3775e-09 deg/d
Q 3.319679007409599 1.3434e-08 au
  Orbit Determination Parameters
   # obs. used (total)      900  
   data-arc span      15821 days (43.32 yr)  
   first obs. used      1977-10-18  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47764  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:39:15  

Additional Information
 Earth MOID = 1.01285 au 
 Jupiter MOID = 2.11467 au 
 T_jup = 3.309 
[ show covariance matrix ]

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 15.32   n/a E2021B10  
diameter diameter 4.915 km 0.488 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.073   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78918 (2003 SR107)          Discovered 2003-Sep-20 by NEAT at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2003 SR107 = 1977 UB5 = 1999 TX291 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jul-30 03:06 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin