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13075 (1991 UN1)
Classification: Main-belt Asteroid          SPK-ID: 2013075
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .120257658385957 3.8063e-08  
a 2.372358330796635 8.35e-09 au
q 2.087064073082614 9.2917e-08 au
i 5.756145117804116 4.0005e-06 deg
node 312.7864116171289 3.7546e-05 deg
peri 84.3105022908758 4.1067e-05 deg
M 292.9147485664437 1.7266e-05 deg
tp 2459249.210092403457
(2021-Feb-03.71009240)
6.4424e-05 TDB
period 1334.654508285234
3.65
7.0464e-06
1.929e-08
d
yr
n .2697327269081259 1.4241e-09 deg/d
Q 2.657652588510656 9.3542e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1851  
   data-arc span      11577 days (31.70 yr)  
   first obs. used      1989-01-10  
   last obs. used      2020-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46826  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 16:31:53  

Additional Information
 Earth MOID = 1.10337 au 
 Jupiter MOID = 2.73457 au 
 T_jup = 3.527 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.3   n/a MPO272702  

13075 (1991 UN1)          Discovered 1991-Oct-28 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20000124/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1991 UN1 = 1989 AV7 = 1998 QR20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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