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JPL Small-Body Database Browser
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91045 (1998 FA27)
Classification: Main-belt Asteroid          SPK-ID: 2091045
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07599428728463851 4.4517e-08  
a 2.643812492149827 1.4061e-08 au
q 2.442897846094677 1.2066e-07 au
i 7.020891157314294 6.8722e-06 deg
node 341.2802066161931 3.1084e-05 deg
peri 116.7379919853702 6.0243e-05 deg
M 123.430691864377 4.8309e-05 deg
tp 2458462.149569198582
(2018-Dec-09.64956920)
0.00021091 TDB
period 1570.161781977699
4.30
1.2526e-05
3.429e-08
d
yr
n .2292757371450995 1.8291e-09 deg/d
Q 2.844727138204977 1.513e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1039  
   data-arc span      7748 days (21.21 yr)  
   first obs. used      1998-03-05  
   last obs. used      2019-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53145  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:42:02  

Additional Information
 Earth MOID = 1.46928 au 
 Jupiter MOID = 2.25686 au 
 T_jup = 3.379 
[ 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 14.4   n/a MPO436408  
diameter diameter 4.462 km 0.181 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.185   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91045 (1998 FA27)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1998 FA27 = 2000 QZ24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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