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52886 (1998 SF56)
Classification: Main-belt Asteroid          SPK-ID: 2052886
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1971063115529327 3.3029e-08  
a 2.348514557743232 6.3458e-09 au
q 1.885607515638097 7.7638e-08 au
i 3.622883532704234 3.8497e-06 deg
node 188.1757843804343 5.6439e-05 deg
peri 157.5428284825759 5.7267e-05 deg
M 126.7857710543372 1.0798e-05 deg
tp 2458933.526293319261
(2020-Mar-25.02629332)
3.8523e-05 TDB
period 1314.583908107757
3.60
5.3281e-06
1.459e-08
d
yr
n .2738509103752779 1.1099e-09 deg/d
Q 2.811421599848368 7.5966e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1060  
   data-arc span      10688 days (29.26 yr)  
   first obs. used      1991-11-08  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5199  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:48:50  

Additional Information
 Earth MOID = .878345 au 
 Jupiter MOID = 2.61014 au 
 T_jup = 3.530 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457188.5 (2015-Jun-15.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1978098462707861 3.3009e-08  
q 1.883177883988915 7.7603e-08 au
tp 2457620.149871663994
(2016-Aug-19.64987166)
3.6253e-05 TDB
node 188.2341217116496 5.6408e-05 deg
peri 157.6654503467347 5.7232e-05 deg
i 3.62420579248947 3.8519e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1060  
   data-arc span      10688 days (29.26 yr)  
   first obs. used      1991-11-08  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5199  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:48:50  

Additional Information
 Jupiter MOID = 2.61014 au 
 T_jup = 3.530 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.08962269722349E-15 -2.556142156695213E-15 1.816450656704066E-13 -6.201091563049163E-15 5.671233009443231E-14 -7.488726856142261E-18
q -2.556142156695213E-15 6.022180575070042E-15 -3.655283869605913E-13 1.440651873808489E-14 -1.207016562148254E-13 1.021207656319862E-16
tp 1.816450656704066E-13 -3.655283869605913E-13 1.314294690813695E-9 -1.360682652664639E-11 3.625246973798947E-10 -2.480600542691806E-13
node -6.201091563049163E-15 1.440651873808489E-14 -1.360682652664639E-11 3.181891414326386E-9 -3.178417070546166E-9 1.453270803909241E-11
peri 5.671233009443231E-14 -1.207016562148254E-13 3.625246973798947E-10 -3.178417070546166E-9 3.275475205937127E-9 -1.457135471594307E-11
i -7.488726856142261E-18 1.021207656319862E-16 -2.480600542691806E-13 1.453270803909241E-11 -1.457135471594307E-11 1.483699209926436E-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 15.95   n/a MPCxxxxx  

52886 (1998 SF56)          Discovered 1998-Sep-16 by LONEOS at Anderson Mesa
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 SF56 = 2000 DJ22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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