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JPL Small-Body Database Browser
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39774 (1997 GO27)
Classification: Mars-crossing Asteroid          SPK-ID: 2039774
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07096067975000052 3.2102e-08  
a 1.421424456105202 2.18e-09 au
q 1.320559210486702 4.6299e-08 au
i 17.89591982148971 4.1315e-06 deg
node 188.8323283659369 1.1954e-05 deg
peri 139.3593435014478 3.9242e-05 deg
M 120.6775446932039 3.8407e-05 deg
tp 2458793.004794280191
(2019-Nov-05.50479428)
6.5832e-05 TDB
period 618.9906684713807
1.69
1.424e-06
3.899e-09
d
yr
n .5815919663038422 1.3379e-09 deg/d
Q 1.522289701723702 2.3347e-09 au
  Orbit Determination Parameters
   # obs. used (total)      531  
   data-arc span      8143 days (22.29 yr)  
   first obs. used      1997-04-12  
   last obs. used      2019-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48392  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 05:35:50  

Additional Information
 Earth MOID = .33553 au 
 Jupiter MOID = 3.60119 au 
 T_jup = 4.653 
[ 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 18.4   n/a MPO302293  

39774 (1997 GO27)          Discovered 1997-Apr-12 by Spacewatch at Kitt Peak
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

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