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(2017 PR25)
Classification: Apollo [NEO, PHA]          SPK-ID: 3780640
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | 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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5970232661966797 3.7006e-06  
a 2.395860804146102 2.1524e-05 au
q .9654761615021926 1.9822e-07 au
i 13.34969709534461 5.5992e-05 deg
node 182.6661827354008 9.5608e-06 deg
peri 141.4665813672262 1.995e-05 deg
M 267.8332574101356 0.0036182 deg
tp 2459347.286784376553
(2021-May-12.78678438)
0.018287 TDB
period 1354.536776146064
3.71
0.018253
4.997e-05
d
yr
n .2657735148574365 3.5814e-06 deg/d
Q 3.82624544679001 3.4374e-05 au
  Orbit Determination Parameters
   # obs. used (total)      228  
   data-arc span      144 days  
   first obs. used      2017-06-21  
   last obs. used      2017-11-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .47595  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Mar-17 07:26:22  

Additional Information
 Earth MOID = .0328235 au 
 Jupiter MOID = 1.70409 au 
 T_jup = 3.231 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457993.5 (2017-Aug-28.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5960735835813127 3.6983e-06  
q .9672172850991286 1.7007e-07 au
tp 2457992.293006577511
(2017-Aug-26.79300658)
2.4186e-05 TDB
node 182.7033455941805 8.797e-06 deg
peri 141.3972320330607 2.0013e-05 deg
i 13.33970763070751 5.5856e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      228  
   data-arc span      144 days  
   first obs. used      2017-06-21  
   last obs. used      2017-11-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .47595  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Mar-17 07:26:22  

Additional Information
 Jupiter MOID = 1.70409 au 
 T_jup = 3.231 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.367778214198739E-11 -6.052308839247848E-13 8.309360500586378E-11 -2.336666396204723E-11 -5.584287745546389E-11 2.050575971334176E-10
q -6.052308839247848E-13 2.892266228822565E-14 -3.421041495481916E-12 1.078691258714687E-12 2.793047999572842E-12 -9.104609700576855E-12
tp 8.309360500586378E-11 -3.421041495481916E-12 5.849504361278005E-10 -1.385590770152492E-10 -2.367998987419499E-10 1.234935952097167E-9
node -2.336666396204723E-11 1.078691258714687E-12 -1.385590770152492E-10 7.738679595163638E-11 6.202136153190272E-11 -3.602840327834323E-10
peri -5.584287745546389E-11 2.793047999572842E-12 -2.367998987419499E-10 6.202136153190272E-11 4.005243226780432E-10 -8.440851362895918E-10
i 2.050575971334176E-10 -9.104609700576855E-12 1.234935952097167E-9 -3.602840327834323E-10 -8.440851362895918E-10 3.119894230380235E-9

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 21.1   n/a MPO446980  
rotation period rot_per 3.5144 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2019) http://www.asu.cas.cz/~ppravec/neo.htm]

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