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129405 (5046 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2129405
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1513308792037985 4.1569e-08  
a 2.774450798404846 1.4901e-08 au
q 2.35459071977456 1.1813e-07 au
i 11.49178551855459 5.6517e-06 deg
node 316.5280191132153 1.8448e-05 deg
peri 58.4335862096267 2.5835e-05 deg
M 30.34384654129414 1.6542e-05 deg
tp 2458858.223851286155
(2020-Jan-09.72385129)
7.7404e-05 TDB
period 1687.967063347793
4.62
1.3599e-05
3.723e-08
d
yr
n .2132743036383671 1.7182e-09 deg/d
Q 3.194310877035131 1.7156e-08 au
  Orbit Determination Parameters
   # obs. used (total)      507  
   data-arc span      17200 days (47.09 yr)  
   first obs. used      1973-09-20  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51524  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:49:28  

Additional Information
 Earth MOID = 1.37695 au 
 Jupiter MOID = 2.35605 au 
 T_jup = 3.290 
[ 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 15.4   n/a MPO493741  
diameter diameter 4.980 km 0.091 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.071   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

129405 (5046 T-2)          Discovered 1973-Sep-25 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ 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
1924-Oct-11 04:45 00:02 Thisb 0.0495354723361133 0.0495202156544092 0.049550729396842 3.48646695876889 3.48646691928927 2424069.697874192 1.94408276374192 790.498191287357 79.8012811663507 -16.0041360591761 27120.8076674117 T 17 CATAB v2.0f-lin.ifort 2020-Nov-12 16:49:30 2020-Nov-12 16:49
1929-May-21 17:21 00:02 Thisb 0.0107365834697766 0.010734930973563 0.0107382374848409 3.69359722588485 3.69359705395189 2425753.223254655 1.7420226746158 748.042950245348 79.3133198187047 -88.2831185193629 20227.464920503 T 17 CATAB v2.0f-lin.ifort 2020-Nov-12 16:49:30 2020-Nov-12 16:49
2142-Nov-24 06:12 00:11 Eunom 0.031966103341664 0.0319504145239899 0.0319818013063235 1.42782532862059 1.42782502106109 2503736.758643070 10.6319699327209 1148.12648372049 52.3661432782737 -47.5863893111808 66939.162350611 T 17 CATAB v2.0f-lin.ifort 2020-Nov-12 16:49:30 2020-Nov-12 16:49

Alternate Designations
 5046 T-2 = 1996 TG14 = 2005 OK9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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