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22529 (1998 FB40)
Classification: Main-belt Asteroid          SPK-ID: 2022529
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07332858372547178 3.7771e-08  
a 3.009976567889657 1.9785e-08 au
q 2.789259249119452 1.2114e-07 au
i 10.47534498952167 5.4901e-06 deg
node 176.5568741152093 2.3398e-05 deg
peri 108.0418161525536 4.5044e-05 deg
M 26.63509051988554 3.8428e-05 deg
tp 2459059.377982930476
(2020-Jul-28.87798293)
0.00020331 TDB
period 1907.405800145448
5.22
1.8806e-05
5.149e-08
d
yr
n .1887380231162915 1.8609e-09 deg/d
Q 3.230693886659862 2.1235e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1083  
   data-arc span      10868 days (29.75 yr)  
   first obs. used      1990-11-10  
   last obs. used      2020-08-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54483  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:07:21  

Additional Information
 Earth MOID = 1.7942 au 
 Jupiter MOID = 1.93088 au 
 T_jup = 3.220 
[ 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 MPO347695  
diameter diameter 4.617 km 0.235 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.190   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

22529 (1998 FB40)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20010309/Numbers.arcLast Updated: 2004-04-19

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1964-Dec-10 22:48 00:01 Jupiter 1.95033844145973 1.95033796071609 1.9503389222037 3.49339096115373 3.36677740914118 2438740.449910397 1.40065209431915 87.5666259710622 18.2183809510134 80.7564697480388 2450507.10926022 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 04:07:24 2021-Apr-13 04:07
2011-Jun-30 23:02 < 00:01 Jupiter 1.93847774907867 1.93847728711049 1.93847821104685 4.2443038854805 4.14007375124898 2455743.460034859 0.199799861868207 39.8911588942142 20.572936393296 -87.5187940257597 2974358.17625342 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 04:07:24 2021-Apr-13 04:07
2095-Jun-06 16:37 00:02 Jupiter 1.95921246780303 1.9592119065941 1.95921302901318 3.46915148077473 3.34220823574181 2486400.192590148 2.40096414260877 130.919449399401 18.4995020273704 79.1807039783618 2450479.94875245 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 04:07:24 2021-Apr-13 04:07
2141-Dec-25 20:48 00:04 Jupiter 1.95200076050975 1.95200018102924 1.95200133999547 4.26368269629427 4.16066575673457 2503403.366668698 3.54346005473462 273.934750302582 20.742932449914 -87.6976174883143 2881469.70606777 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 04:07:24 2021-Apr-13 04:07

Alternate Designations
 1998 FB40 = 2000 QU138 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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