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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .210212147647696 4.0529e-08  
a 2.297582316584034 6.3537e-09 au
q 1.814602603417535 9.2377e-08 au
i 6.310216653161516 4.4273e-06 deg
node 203.7429240690105 2.6274e-05 deg
peri 181.7363128457538 2.7924e-05 deg
M 46.92200530181955 7.9065e-06 deg
tp 2458434.702067586355
(2018-Nov-12.20206759)
2.787e-05 TDB
period 1272.0525323882
3.48
5.2766e-06
1.445e-08
d
yr
n .2830071799976077 1.1739e-09 deg/d
Q 2.780562029750532 7.6893e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1877  
   data-arc span      12472 days (34.15 yr)  
   first obs. used      1985-01-21  
   last obs. used      2019-03-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48227  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 22:25:47  

Additional Information
 Earth MOID = .817926 au 
 Jupiter MOID = 2.66832 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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