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11436 (1969 QR)
Classification: Main-belt Asteroid          SPK-ID: 2011436
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1418502931203964 5.4083e-08  
a 2.224918670922554 1.0991e-08 AU
q 1.909313305283147 1.239e-07 AU
i 7.345761847012334 6.6252e-06 deg
node 239.4742489874308 3.8764e-05 deg
peri 56.06310050825318 4.5346e-05 deg
M 258.1451866737564 2.3189e-05 deg
tp 2457343.464125031782
(2015-Nov-16.96412503)
7.8494e-05 JED
period 1212.187043296356
3.32
8.9823e-06
2.459e-08
d
yr
n .2969838705923101 2.2006e-09 deg/d
Q 2.540524036561961 1.255e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1034  
   data-arc span      16793 days (45.98 yr)  
   first obs. used      1969-08-22  
   last obs. used      2015-08-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53375  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 14:33:06  

Additional Information
 Earth MOID = .905873 AU 
 T_jup = 3.623 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.2 mag n/a MPO247468  
rotation period rot_per 2.65 h n/a LCDB (Rev. 2015-July); Warner et al., 2009 [Result based on less than full coverage, so that the period may be wrong by 30 percent or so.]

11436 (1969 QR)          Discovered 1969-Aug-22 by Kohoutek, L. at Bergedorf
Reference: 19990928/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1969 QR = 1988 DP 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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