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120534 (1994 RS5)
Classification: Main-belt Asteroid          SPK-ID: 2120534
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2119865651587162 4.5548e-08  
a 2.325501310121691 8.376e-09 au
q 1.832526275116899 1.0536e-07 au
i 1.424269513184429 5.8483e-06 deg
node 245.0150056655761 0.00022303 deg
peri 75.82339947920424 0.00022359 deg
M 169.3105745683864 1.6581e-05 deg
tp 2458591.307016802735
(2019-Apr-17.80701680)
5.7773e-05 TDB
period 1295.308780978911
3.55
6.9982e-06
1.916e-08
d
yr
n .2779260090616657 1.5016e-09 deg/d
Q 2.818476345126482 1.0152e-08 au
  Orbit Determination Parameters
   # obs. used (total)      278  
   data-arc span      9681 days (26.51 yr)  
   first obs. used      1994-09-12  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56954  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:07:00  

Additional Information
 Earth MOID = .818432 au 
 Jupiter MOID = 2.49939 au 
 T_jup = 3.544 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456881.5 (2014-Aug-12.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .212567309984032 4.5504e-08  
q 1.830363160797237 1.0523e-07 au
tp 2457297.019751149471
(2015-Oct-01.51975115)
5.4059e-05 TDB
node 245.0698699371976 0.00022328 deg
peri 75.91234938947824 0.00022385 deg
i 1.42332939049013 5.8484e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      278  
   data-arc span      9681 days (26.51 yr)  
   first obs. used      1994-09-12  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56954  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:07:00  

Additional Information
 Jupiter MOID = 2.49939 au 
 T_jup = 3.544 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.070652305300071E-15 -4.779439623758764E-15 4.114861051351844E-13 1.144341442739494E-14 6.521185553564349E-14 -5.323345115343608E-16
q -4.779439623758764E-15 1.10739066940209E-14 -7.986251350987797E-13 -3.15478856424645E-14 -1.088565603563235E-13 1.395613599817756E-15
tp 4.114861051351844E-13 -7.986251350987797E-13 2.922428419885179E-9 -3.46071347377655E-11 8.765692056405867E-10 1.210832480429035E-13
node 1.144341442739494E-14 -3.15478856424645E-14 -3.46071347377655E-11 4.985590483358555E-8 -4.985090637270264E-8 -2.616096426526276E-10
peri 6.521185553564349E-14 -1.088565603563235E-13 8.765692056405867E-10 -4.985090637270264E-8 5.010702181925192E-8 2.615783206369277E-10
i -5.323345115343608E-16 1.395613599817756E-15 1.210832480429035E-13 -2.616096426526276E-10 2.615783206369277E-10 3.420324479832978E-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 17.3   n/a MPO502801  

120534 (1994 RS5)          Discovered 1994-Sep-12 by Spacewatch at Kitt Peak
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 1994 RS5 = 2001 RC19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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