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JPL Small-Body Database Browser
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17912 (1999 FV44)
Classification: Main-belt Asteroid          SPK-ID: 2017912
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2103834121224192 4.055e-08  
a 2.297024187526481 6.3145e-09 au
q 1.813768401226932 9.2412e-08 au
i 6.310815184065628 4.4044e-06 deg
node 203.7345389664028 2.6196e-05 deg
peri 181.6785010217083 2.779e-05 deg
M 160.2070475239242 7.9024e-06 deg
tp 2458434.617979660944
(2018-Nov-12.11797966)		 2.7574e-05 TDB
period 1271.589049736644
3.48		 5.2434e-06
1.436e-08		 d
yr
n .2831103335425537 1.1674e-09 deg/d
Q 2.780279973826029 7.643e-09 au
   Orbit Determination Parameters
   # obs. used (total)      1916  
   data-arc span      12791 days (35.02 yr)  
   first obs. used      1985-01-21  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48016  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:14:55  

Additional Information
 Earth MOID = .817798 au 
 Jupiter MOID = 2.67131 au 
 T_jup = 3.556 
[ 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 14.3   n/a MPO452424  
diameter diameter 3.759 km 0.556 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.164   0.070 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

17912 (1999 FV44)          Discovered 1999-Mar-20 by LINEAR at Socorro
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 FV44 = 1990 QB18 = 1996 FG20 = 2000 LQ12 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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