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129842 (1999 RT25)
Classification: Main-belt Asteroid          SPK-ID: 2129842
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2639536037158653 4.2723e-08  
a 2.584129467036185 1.3048e-08 au
q 1.902039181743626 1.0818e-07 au
i 4.35211603833933 7.7478e-06 deg
node 199.4024190210154 8.0857e-05 deg
peri 134.3254801281458 8.3435e-05 deg
M 9.636571763616661 1.9972e-05 deg
tp 2458959.884679128443
(2020-Apr-20.38467913)
8.3964e-05 TDB
period 1517.294310925472
4.15
1.1492e-05
3.146e-08
d
yr
n .23726444988805 1.797e-09 deg/d
Q 3.266219752328744 1.6492e-08 au
  Orbit Determination Parameters
   # obs. used (total)      316  
   data-arc span      7721 days (21.14 yr)  
   first obs. used      1999-09-05  
   last obs. used      2020-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5596  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:45:56  

Additional Information
 Earth MOID = .895302 au 
 Jupiter MOID = 2.14204 au 
 T_jup = 3.369 
[ 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 16.6   n/a MPO432777  

129842 (1999 RT25)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

[ 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
2200-Oct-04 19:07 00:18 Thisb 0.00794533030445687 0.00786943484867128 0.0080215010077284 2.49689421115488 2.49689386746821 2524870.296442904 17.9625913803653 4445.62042793476 95.0841502703768 -31.6103098762701 6545.53943451011 T 9 CATAB v2.0f-lin.ifort 2020-Nov-12 16:45:57 2020-Nov-12 16:45

Alternate Designations
 1999 RT25 = 2003 QQ76 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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