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150157 (1997 GX25)
Classification: Main-belt Asteroid          SPK-ID: 2150157
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2139618973146888 7.4925e-08  
a 2.26358157079039 1.3205e-08 au
q 1.779261363177515 1.7098e-07 au
i 25.26742689596103 1.2383e-05 deg
node 30.77761259727745 1.0729e-05 deg
peri 123.1095831077989 2.5584e-05 deg
M 72.26944208894376 2.3069e-05 deg
tp 2459146.784872513261
(2020-Oct-24.28487251)
7.8716e-05 TDB
period 1243.920574128508
3.41
1.0885e-05
2.98e-08
d
yr
n .2894075453750063 2.5325e-09 deg/d
Q 2.747901778403266 1.603e-08 au
  Orbit Determination Parameters
   # obs. used (total)      358  
   data-arc span      8802 days (24.10 yr)  
   first obs. used      1997-04-11  
   last obs. used      2021-05-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5306  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 01:44:21  

Additional Information
 Earth MOID = .865373 au 
 Jupiter MOID = 2.38394 au 
 T_jup = 3.464 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.35   n/a MPCxxxxx  
diameter diameter 3.104 km 0.148 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.050   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

150157 (1997 GX25)          Discovered 1997-Apr-11 by Pravec, P. at Ondrejov
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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