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27753 (1991 PF5)
Classification: Main-belt Asteroid          SPK-ID: 2027753
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1205574603218223 3.4551e-08  
a 2.234538585103361 7.9038e-09 au
q 1.965148288292181 7.8102e-08 au
i 4.622651695020522 3.3854e-06 deg
node 312.1874633041787 5.3187e-05 deg
peri 296.3101022158352 5.5537e-05 deg
M 162.5729538223366 1.6999e-05 deg
tp 2458049.532464095553
(2017-Oct-23.03246410)
5.6985e-05 TDB
period 1220.057262060702
3.34
6.4732e-06
1.772e-08
d
yr
n .2950681178619048 1.5655e-09 deg/d
Q 2.50392888191454 8.8567e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1513  
   data-arc span      10312 days (28.23 yr)  
   first obs. used      1991-08-03  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50238  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 05:01:53  

Additional Information
 Earth MOID = .956158 au 
 Jupiter MOID = 2.53721 au 
 T_jup = 3.625 
[ 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 14.8   n/a MPO351018  
diameter diameter 2.719 km 0.326 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.379   0.066 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27753 (1991 PF5)          Discovered 1991-Aug-03 by Elst, E. W. at La Silla
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 PF5 = 1998 RH60 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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