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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 | 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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2140701656268522 7.9395e-08  
a 2.263844041934722 1.37e-08 au
q 1.779222572924394 1.8198e-07 au
i 25.26658754578217 1.255e-05 deg
node 30.77799461184053 1.0889e-05 deg
peri 123.118956547387 2.5992e-05 deg
M 15.53339059045662 2.2886e-05 deg
tp 2459146.817597266464
(2020-Oct-24.31759727)
7.8891e-05 TDB
period 1244.136936590406
3.41
1.1293e-05
3.092e-08
d
yr
n .2893572157632348 2.6266e-09 deg/d
Q 2.748465510945051 1.6632e-08 au
  Orbit Determination Parameters
   # obs. used (total)      340  
   data-arc span      8705 days (23.83 yr)  
   first obs. used      1997-04-11  
   last obs. used      2021-02-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51555  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:17:21  

Additional Information
 Earth MOID = .864092 au 
 Jupiter MOID = 2.38432 au 
 T_jup = 3.464 
[ show covariance matrix ]

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 16.35   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

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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