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19249 (1994 PO25)
Classification: Main-belt Asteroid          SPK-ID: 2019249
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05488962040955124 3.107e-08  
a 2.914082314982532 1.3959e-08 au
q 2.754129442870954 8.7878e-08 au
i 2.706777640932519 3.2332e-06 deg
node 50.99883876574572 7.4359e-05 deg
peri 222.9663662964687 8.1566e-05 deg
M 156.1062196911738 3.4685e-05 deg
tp 2458412.604072202264
(2018-Oct-21.10407220)		 0.00017412 TDB
period 1816.984195558109
4.97		 1.3056e-05
3.575e-08		 d
yr
n .1981305070677412 1.4236e-09 deg/d
Q 3.07403518709411 1.4725e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1616  
   data-arc span      9677 days (26.49 yr)  
   first obs. used      1994-08-12  
   last obs. used      2021-02-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52823  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:49:51  

Additional Information
 Earth MOID = 1.73681 au 
 Jupiter MOID = 1.97512 au 
 T_jup = 3.278 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457085.5 (2015-Mar-04.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05683160005299913 3.0981e-08  
q 2.747974174903768 8.7885e-08 au
tp 2456604.250971019167
(2013-Nov-07.75097102)		 0.00016752 TDB
node 51.01173495993508 7.4335e-05 deg
peri 224.6085709985437 8.1122e-05 deg
i 2.708946183830695 3.2327e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      1616  
   data-arc span      9677 days (26.49 yr)  
   first obs. used      1994-08-12  
   last obs. used      2021-02-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52823  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:49:51  

Additional Information
 Jupiter MOID = 1.97512 au 
 T_jup = 3.278 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.598200154737085E-16 -2.694037841470323E-15 9.723472299510934E-13 -4.150927947915013E-15 1.808208231207334E-13 1.868494201500705E-16
q -2.694037841470323E-15 7.723778946777256E-15 -2.722101535313834E-12 1.130124180143102E-14 -4.981515112765193E-13 -4.37818966127891E-16
tp 9.723472299510934E-13 -2.722101535313834E-12 2.80629637691415E-8 -1.193024537628836E-11 5.458134173479208E-9 -7.401293041309575E-13
node -4.150927947915013E-15 1.130124180143102E-14 -1.193024537628836E-11 5.525630436838143E-9 -5.52150684901616E-9 -1.324453956426761E-11
peri 1.808208231207334E-13 -4.981515112765193E-13 5.458134173479208E-9 -5.52150684901616E-9 6.580719497311872E-9 1.309050746826145E-11
i 1.868494201500705E-16 -4.37818966127891E-16 -7.401293041309575E-13 -1.324453956426761E-11 1.309050746826145E-11 1.045047317740528E-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 14.34   n/a E2021B10  

19249 (1994 PO25)          Discovered 1994-Aug-12 by Elst, E. W. at La Silla
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1994 PO25 = 1997 ET37 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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