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185744 Hogan (1999 FK90)
Classification: Main-belt Asteroid          SPK-ID: 2185744
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2423340052361502 5.0529e-08  
a 2.884911625618988 1.8768e-08 au
q 2.185799436630406 1.4463e-07 au
i 13.49296052063369 4.5984e-06 deg
node 14.38667365550625 2.3529e-05 deg
peri 68.67903734343899 2.5559e-05 deg
M 195.6299939060416 1.0083e-05 deg
tp 2459817.679132757771
(2022-Aug-26.17913276)
5.4363e-05 TDB
period 1789.769890405879
4.90
1.7465e-05
4.782e-08
d
yr
n .2011431759634531 1.9628e-09 deg/d
Q 3.584023814607571 2.3316e-08 au
  Orbit Determination Parameters
   # obs. used (total)      340  
   data-arc span      9189 days (25.16 yr)  
   first obs. used      1994-04-03  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57147  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 20:09:21  

Additional Information
 Earth MOID = 1.24178 au 
 Jupiter MOID = 1.94924 au 
 T_jup = 3.209 
[ 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 15.7   n/a MPO475564  

185744 Hogan           Discovered 1999 Mar. 21 by the Sloan Digital Sky Survey at Apache Point.
Craig Hogan (b. 1955), is an American astrophysicist and a contributor to the Sloan Digital Sky Survey.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2014-01-16Last Updated: 2014-01-21

[ 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
1912-Jun-09 18:17 00:03 Jupiter 1.97415275849385 1.97415201058654 1.97415350640699 1.99945285964595 1.77191966591533 2419563.261505152 3.37519270186899 217.965184781433 135.698087511425 -59.5720391605563 605734.708569682 T 15 CATAB v2.0f-lin.ifort 2020-Feb-24 20:09:36 2020-Feb-24 20:09
1937-Oct-14 08:19 00:03 Jupiter 1.98559356815808 1.98559279916852 1.98559433714718 2.14614250335918 1.93720406129382 2428820.846796936 2.62604961255795 174.002368088562 92.5366397443067 55.2753894405174 585357.65223836 T 15 CATAB v2.0f-lin.ifort 2020-Feb-24 20:09:36 2020-Feb-24 20:09
1995-Sep-06 05:23 < 00:01 Jupiter 1.97416566193218 1.97416500778121 1.97416631608888 1.56187144781144 1.25751166704304 2449966.724141125 0.778573054126542 280.016139491867 153.978803425588 -48.9378148300274 1199153.41417738 T 15 CATAB v2.0f-lin.ifort 2020-Feb-24 20:09:36 2020-Feb-24 20:09
2021-Jan-10 03:16 < 00:01 Jupiter 1.98114969488074 1.98114908382049 1.98115030594088 2.6546005329467 2.48833723545861 2459224.636172499 0.390926752193543 135.390111208047 31.64163804438 -89.4243639599941 1510313.16075804 T 15 CATAB v2.0f-lin.ifort 2020-Feb-24 20:09:36 2020-Feb-24 20:09
2078-Dec-07 09:35 00:02 Jupiter 1.96205856828007 1.96205781777389 1.96205931882595 1.10098806749363 0.590569942899749 2480374.899404000 2.23382712058136 3439.38961899573 438.541064267234 -14.1810200980049 848448.142000053 T 15 CATAB v2.0f-lin.ifort 2020-Feb-24 20:09:36 2020-Feb-24 20:09
2104-Apr-04 23:06 00:03 Jupiter 1.9897542772344 1.98975353789971 1.98975501656874 3.12559631412611 2.9862967502675 2489624.462670455 2.77992866596488 143.234396759591 28.8729174669748 -89.2468666776388 742539.093424301 T 15 CATAB v2.0f-lin.ifort 2020-Feb-24 20:09:36 2020-Feb-24 20:09
2162-Mar-14 03:03 00:05 Jupiter 1.95499705835948 1.95499615777648 1.95499795894252 0.804895195660896 n/a 2510786.627276512 5.21448398497049 48.9323014747187 29.6440948662623 -29.9433601406751 7144588.57982666 F 15 CATAB v2.0f-lin.ifort 2020-Feb-24 20:09:36 2020-Feb-24 20:09
2187-Jun-25 20:07 00:05 Jupiter 1.98816636926828 1.98816504221082 1.98816769632518 3.53126095044027 3.40848058213646 2520021.338097420 5.18087403248525 164.314653923645 30.0125025666948 88.1068283397091 493233.081172774 T 15 CATAB v2.0f-lin.ifort 2020-Feb-24 20:09:36 2020-Feb-24 20:09

Alternate Designations
 1999 FK90 = 2004 HT6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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