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541091 (2018 RG1)
Classification: Main-belt Asteroid          SPK-ID: 2541091
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2804460933055737 1.171e-07  
a 2.353406789352135 1.4381e-08 au
q 1.693403049319515 2.7564e-07 au
i 1.376373873498573 6.1326e-06 deg
node 283.419841907238 0.00040361 deg
peri 88.78542968860535 0.00040558 deg
M 272.9476762624773 1.9948e-05 deg
tp 2459715.375973592233
(2022-May-15.87597359)
7.2644e-05 TDB
period 1318.693695521913
3.61
1.2087e-05
3.309e-08
d
yr
n .2729974377086249 2.5023e-09 deg/d
Q 3.013410529384754 1.8414e-08 au
  Orbit Determination Parameters
   # obs. used (total)      120  
   data-arc span      6637 days (18.17 yr)  
   first obs. used      2000-11-01  
   last obs. used      2019-01-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53439  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:22:05  

Additional Information
 Earth MOID = .693582 au 
 Jupiter MOID = 2.45885 au 
 T_jup = 3.502 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457349.5 (2015-Nov-23.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2795290365819177 1.1883e-07  
q 1.69628991974622 2.8006e-07 au
tp 2457074.506934248498
(2015-Feb-21.00693425)
8.1035e-05 TDB
node 283.9050095032635 0.00040346 deg
peri 87.91106427901276 0.00040548 deg
i 1.376694066781194 6.1205e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      120  
   data-arc span      6637 days (18.17 yr)  
   first obs. used      2000-11-01  
   last obs. used      2019-01-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53439  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:22:05  

Additional Information
 Jupiter MOID = 2.45885 au 
 T_jup = 3.502 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.411992829907685E-14 -3.325677170275212E-14 -5.955146218695612E-12 2.814832492888436E-13 -3.386745670114779E-12 -2.707747718852052E-14
q -3.325677170275212E-14 7.843148542709288E-14 1.373456314590002E-11 -6.343986103616782E-13 7.841719044008039E-12 6.395070227201172E-14
tp -5.955146218695612E-12 1.373456314590002E-11 6.566648817211532E-9 -3.269399955664811E-10 3.35800903205498E-9 1.123982492808066E-11
node 2.814832492888436E-13 -6.343986103616782E-13 -3.269399955664811E-10 1.627820528207536E-7 -1.628775471165405E-7 -4.06502461747032E-10
peri -3.386745670114779E-12 7.841719044008039E-12 3.35800903205498E-9 -1.628775471165405E-7 1.644172705400857E-7 4.120809065244247E-10
i -2.707747718852052E-14 6.395070227201172E-14 1.123982492808066E-11 -4.06502461747032E-10 4.120809065244247E-10 3.746013994201434E-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 18.4   .41401 E2018T36 autocmod 2.6n

541091 (2018 RG1)          Discovered 2000-Nov-01 by LINEAR at Socorro
Reference: Last Updated: 2019-05-29

Alternate Designations
 2018 RG1 = 2000 VZ39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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