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102041 (1999 RT112)
Classification: Main-belt Asteroid          SPK-ID: 2102041
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1943918882568677 4.5388e-08  
a 2.245405052369446 8.5617e-09 au
q 1.808916524337838 1.0178e-07 au
i 4.64034924111065 6.4522e-06 deg
node 199.5384605865253 4.8699e-05 deg
peri 122.1030561977087 5.0862e-05 deg
M 121.7641739798279 1.5244e-05 deg
tp 2458784.821563067383
(2019-Oct-28.32156307)
5.1178e-05 TDB
period 1228.967703756056
3.36
7.029e-06
1.924e-08
d
yr
n .2929287717649072 1.6754e-09 deg/d
Q 2.681893580401054 1.0226e-08 au
  Orbit Determination Parameters
   # obs. used (total)      603  
   data-arc span      7884 days (21.59 yr)  
   first obs. used      1999-07-13  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59594  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:40:04  

Additional Information
 Earth MOID = .79991 au 
 Jupiter MOID = 2.64808 au 
 T_jup = 3.602 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456634.5 (2013-Dec-08.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1938382492932099 4.508e-08  
q 1.810277002392135 1.0092e-07 au
tp 2456326.244214557826
(2013-Feb-02.74421456)
4.8691e-05 TDB
node 199.7026468722191 4.8735e-05 deg
peri 121.7466113363411 5.0931e-05 deg
i 4.637745353012702 6.4494e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      603  
   data-arc span      7884 days (21.59 yr)  
   first obs. used      1999-07-13  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59594  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:40:04  

Additional Information
 Jupiter MOID = 2.64808 au 
 T_jup = 3.602 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.03218522328125E-15 -4.538530121161083E-15 1.088500597348188E-12 1.002804203303594E-14 3.070566082219503E-13 -1.718777209141927E-16
q -4.538530121161083E-15 1.018386888787034E-14 -2.412310019221336E-12 -2.228535859675524E-14 -6.792176157119996E-13 5.268704386723056E-16
tp 1.088500597348188E-12 -2.412310019221336E-12 2.370842350203098E-9 1.661823717306809E-12 7.287173976927629E-10 1.621145807424883E-12
node 1.002804203303594E-14 -2.228535859675524E-14 1.661823717306809E-12 2.375115483102774E-9 -2.366066468671751E-9 -4.145648794823302E-11
peri 3.070566082219503E-13 -6.792176157119996E-13 7.287173976927629E-10 -2.366066468671751E-9 2.593929539396616E-9 4.176858468062196E-11
i -1.718777209141927E-16 5.268704386723056E-16 1.621145807424883E-12 -4.145648794823302E-11 4.176858468062196E-11 4.159416395316897E-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 16.33   n/a MPCxxxxx  

102041 (1999 RT112)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1991-Feb-11 07:10 < 00:01 Eunom 0.0346907806153858 0.0346869265392558 0.0346946347063502 4.87152563120611 4.87152554814173 2448298.798409119 0.842274940917313 195.542503392805 46.4181457016624 11.1713963263484 33844.0112259639 T 15 CATAB v2.0f-lin.ifort 2021-Apr-13 15:40:06 2021-Apr-13 15:40
2068-Jul-01 08:12 00:01 Eunom 0.01884166764999 0.0188406907027334 0.0188426446126223 5.00607841475609 5.00607826593074 2476563.841930178 1.46099216420694 490.193112169562 48.6106516472324 89.686831934267 57943.1915612979 T 15 CATAB v2.0f-lin.ifort 2021-Apr-13 15:40:06 2021-Apr-13 15:40
2145-Nov-20 10:02 00:03 Eunom 0.046070298573596 0.0460509841268182 0.0460896162296781 5.13496821717553 5.13496815783723 2504828.917820728 2.85498392902343 1138.00208969312 50.4652596039637 -32.2636757224511 73034.6584969092 T 15 CATAB v2.0f-lin.ifort 2021-Apr-13 15:40:06 2021-Apr-13 15:40
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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