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 ]  
52916 (1998 SG105)
Classification: Main-belt Asteroid          SPK-ID: 2052916
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02120078953044086 2.6821e-08  
a 2.244913377669738 7.8868e-09 au
q 2.197319441635691 6.0818e-08 au
i 7.105974079739156 3.3884e-06 deg
node 153.0369720310829 2.6187e-05 deg
peri 325.6407959722058 9.3728e-05 deg
M 50.61118989989244 8.9245e-05 deg
tp 2458827.780307556262
(2019-Dec-10.28030756)
0.00030471 TDB
period 1228.564066617173
3.36
6.4743e-06
1.773e-08
d
yr
n .2930250117043167 1.5442e-09 deg/d
Q 2.292507313703785 8.054e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1404  
   data-arc span      7894 days (21.61 yr)  
   first obs. used      1998-09-17  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5364  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 10:28:38  

Additional Information
 Earth MOID = 1.21445 au 
 Jupiter MOID = 2.69557 au 
 T_jup = 3.621 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457129.5 (2015-Apr-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02069223169352655 2.6915e-08  
q 2.198730922164988 6.1027e-08 au
tp 2457601.973560136604
(2016-Aug-01.47356014)
0.00031278 TDB
node 153.0705143487324 2.6172e-05 deg
peri 326.4811954622858 9.5667e-05 deg
i 7.107454155809995 3.3895e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1404  
   data-arc span      7894 days (21.61 yr)  
   first obs. used      1998-09-17  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5364  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 10:28:38  

Additional Information
 Jupiter MOID = 2.69557 au 
 T_jup = 3.621 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.244211578557959E-16 -1.629376324749029E-15 1.120222658328566E-12 -5.09783670578038E-16 3.214871710076528E-13 2.154414970445162E-16
q -1.629376324749029E-15 3.724278994158988E-15 -2.952583948452603E-12 1.060867924164423E-15 -8.559790772089431E-13 -3.390817056227626E-16
tp 1.120222658328566E-12 -2.952583948452603E-12 9.783142527757843E-8 -3.325986614654207E-11 2.87895840320131E-8 -5.478688876254672E-12
node -5.09783670578038E-16 1.060867924164423E-15 -3.325986614654207E-11 6.849897554355032E-10 -6.891727056191948E-10 1.719268705894727E-11
peri 3.214871710076528E-13 -8.559790772089431E-13 2.87895840320131E-8 -6.891727056191948E-10 9.152202633086227E-9 -1.869958957878704E-11
i 2.154414970445162E-16 -3.390817056227626E-16 -5.478688876254672E-12 1.719268705894727E-11 -1.869958957878704E-11 1.148867522004797E-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 15.4   n/a MPO351207  
diameter diameter 2.538 km 0.428 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.250   0.175 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52916 (1998 SG105)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 SG105 = 2000 CX91 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Dec-05 04:13 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin