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136649 (1995 GA4)
Classification: Main-belt Asteroid          SPK-ID: 2136649
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09331567038005206 5.3398e-08  
a 2.751939961063163 1.6825e-08 au
q 2.4951408387509 1.5276e-07 au
i 4.437690374310937 4.9998e-06 deg
node 127.7260424025946 6.7567e-05 deg
peri 213.8168568408215 7.306e-05 deg
M 41.1619177869039 2.5454e-05 deg
tp 2458809.844227475215
(2019-Nov-22.34422748)
0.00011826 TDB
period 1667.465506934179
4.57
1.5292e-05
4.187e-08
d
yr
n .215896519899773 1.98e-09 deg/d
Q 3.008739083375426 1.8395e-08 au
  Orbit Determination Parameters
   # obs. used (total)      510  
   data-arc span      21586 days (59.10 yr)  
   first obs. used      1960-09-26  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61193  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 12:23:11  

Additional Information
 Earth MOID = 1.48791 au 
 Jupiter MOID = 2.32836 au 
 T_jup = 3.335 
[ 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 15.7   n/a MPO348281  
diameter diameter 2.779 km 0.631 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.144   0.067 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

136649 (1995 GA4)          Discovered 1995-Apr-04 by Spacewatch at Kitt Peak
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2181-Apr-24 00:29 00:28 Psych 0.0457670954483815 0.0457613662582682 0.0457728353224769 1.33106931927162 1.33106912066251 2517767.520221041 27.6717723328417 1182.6108280982 85.8295395508716 -76.5653881651774 76979.0683991016 T 18 CATAB v2.0f-lin.ifort 2019-Dec-04 12:23:24 2019-Dec-04 12:23

Alternate Designations
 1995 GA4 = 1999 CH140 = 2000 HO38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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