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27756 (1991 PS14)
Classification: Main-belt Asteroid          SPK-ID: 2027756
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .19721188392474 6.2142e-08  
a 2.230621653304561 1.2515e-08 au
q 1.790716554733051 1.4115e-07 au
i 4.195730147610152 6.7986e-06 deg
node 354.5233185189129 7.7656e-05 deg
peri 320.1505664981576 7.8809e-05 deg
M 121.8545121095192 1.5352e-05 deg
tp 2456988.614586789274
(2014-Nov-27.11458679)
5.0352e-05 JED
period 1216.850703259907
3.33
1.024e-05
2.804e-08
d
yr
n .295845660470566 2.4897e-09 deg/d
Q 2.670526751876072 1.4983e-08 au
  Orbit Determination Parameters
   # obs. used (total)      488  
   data-arc span      8894 days (24.35 yr)  
   first obs. used      1991-08-06  
   last obs. used      2015-12-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57676  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 14:04:46  

Additional Information
 Earth MOID = .777647 au 
 Jupiter MOID = 2.60929 au 
 T_jup = 3.613 
[ 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 15.8 mag n/a MPO263584  

27756 (1991 PS14)          Discovered 1991-Aug-06 by Holt, H. E. at Palomar
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1991 PS14 = 2000 DO18 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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