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 ]  
192458 (1998 DG1)
Classification: Main-belt Asteroid          SPK-ID: 2192458
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3382192724994402 4.8865e-08  
a 3.129227785743486 1.8567e-08 au
q 2.07086264056429 1.4785e-07 au
i 16.67645924615201 5.1147e-06 deg
node 12.18396518755053 1.9577e-05 deg
peri 54.5337960645052 2.3172e-05 deg
M 78.52782599631591 7.6182e-06 deg
tp 2458759.462754278353
(2019-Oct-02.96275428)
4.2517e-05 TDB
period 2021.874494109154
5.54
1.7995e-05
4.927e-08
d
yr
n .1780525947821591 1.5847e-09 deg/d
Q 4.187592930922682 2.4846e-08 au
  Orbit Determination Parameters
   # obs. used (total)      749  
   data-arc span      8425 days (23.07 yr)  
   first obs. used      1998-02-19  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4824  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:16:11  

Additional Information
 Earth MOID = 1.12797 au 
 Jupiter MOID = 1.59876 au 
 T_jup = 3.061 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457663.5 (2016-Oct-02.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3375146567730633 4.8671e-08  
q 2.072816761278653 1.4691e-07 au
tp 2456738.981277655821
(2014-Mar-22.48127766)
4.6456e-05 TDB
node 12.20741233459005 1.9572e-05 deg
peri 54.65565663146041 2.3203e-05 deg
i 16.67703241326521 5.1147e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      749  
   data-arc span      8425 days (23.07 yr)  
   first obs. used      1998-02-19  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4824  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:16:11  

Additional Information
 Jupiter MOID = 1.59876 au 
 T_jup = 3.061 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.368824043643552E-15 -7.129997765703014E-15 -5.663474720771867E-13 2.342800287886623E-14 -2.219347171789049E-13 -2.296248058533111E-14
q -7.129997765703014E-15 2.158252044010871E-14 1.534352697315907E-12 -6.598535523833837E-14 6.429469448706699E-13 6.992844442262865E-14
tp -5.663474720771867E-13 1.534352697315907E-12 2.158175491423991E-9 -1.751794539935396E-11 6.001893367278528E-10 -1.028250516781619E-11
node 2.342800287886623E-14 -6.598535523833837E-14 -1.751794539935396E-11 3.830752706599167E-10 -3.707838141709521E-10 -4.689748714411104E-12
peri -2.219347171789049E-13 6.429469448706699E-13 6.001893367278528E-10 -3.707838141709521E-10 5.383876752272536E-10 2.315812449261943E-12
i -2.296248058533111E-14 6.992844442262865E-14 -1.028250516781619E-11 -4.689748714411104E-12 2.315812449261943E-12 2.616051818227702E-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 15.17   n/a E2021B55  

192458 (1998 DG1)          Discovered 1998-Feb-19 by Klet at Klet
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ show close-approach data ]
Alternate Designations
 1998 DG1 = 2002 RG100 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-18 09:45 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin