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175724 (1997 GN25)
Classification: Main-belt Asteroid          SPK-ID: 2175724
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06897361218683194 5.3471e-08  
a 2.404615609565938 1.2707e-08 au
q 2.238760585053334 1.3273e-07 au
i 5.384930904030865 5.3458e-06 deg
node 183.4707214604004 4.7939e-05 deg
peri 211.1602163074317 5.9604e-05 deg
M 279.5388224034862 3.7187e-05 deg
tp 2459504.904314425703
(2021-Oct-17.40431443)
0.00014161 TDB
period 1361.968050514853
3.73
1.0796e-05
2.956e-08
d
yr
n .2643233810542856 2.0953e-09 deg/d
Q 2.570470634078541 1.3584e-08 au
  Orbit Determination Parameters
   # obs. used (total)      263  
   data-arc span      10540 days (28.86 yr)  
   first obs. used      1991-10-05  
   last obs. used      2020-08-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6085  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:06:33  

Additional Information
 Earth MOID = 1.24491 au 
 Jupiter MOID = 2.69356 au 
 T_jup = 3.514 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457286.5 (2015-Sep-21.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06919465366332581 5.3284e-08  
q 2.237762408872515 1.3224e-07 au
tp 2456786.188534381214
(2014-May-08.68853438)
0.00013544 TDB
node 183.5383709994629 4.7962e-05 deg
peri 212.0742338847781 5.9676e-05 deg
i 5.38353495485116 5.3452e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      263  
   data-arc span      10540 days (28.86 yr)  
   first obs. used      1991-10-05  
   last obs. used      2020-08-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6085  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:06:33  

Additional Information
 Jupiter MOID = 2.69356 au 
 T_jup = 3.514 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.839192772007058E-15 -7.021252829674042E-15 -2.016595551977908E-12 -4.543270979803452E-15 -4.574607398184934E-13 2.132723987335507E-15
q -7.021252829674042E-15 1.748749049650898E-14 5.205241021514968E-12 9.740853183888042E-15 1.199588111246972E-12 -4.927276149051909E-15
tp -2.016595551977908E-12 5.205241021514968E-12 1.8343407696241E-8 1.158037615999074E-11 4.821344422706399E-9 2.671826195273673E-12
node -4.543270979803452E-15 9.740853183888042E-15 1.158037615999074E-11 2.300331408277048E-9 -2.286695393539926E-9 -3.727595169966654E-12
peri -4.574607398184934E-13 1.199588111246972E-12 4.821344422706399E-9 -2.286695393539926E-9 3.561176902992298E-9 4.483862751776509E-12
i 2.132723987335507E-15 -4.927276149051909E-15 2.671826195273673E-12 -3.727595169966654E-12 4.483862751776509E-12 2.857108447911603E-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 16.91   n/a E2021B55  

175724 (1997 GN25)          Discovered 1997-Apr-08 by Spacewatch at Kitt Peak
Reference: 20080221/Numbers.arcLast Updated: 2008-02-22

[ show close-approach data ]
Alternate Designations
 1997 GN25 = 1995 UB67 = 2006 UJ2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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