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3692 Rickman (1982 HF1)
Classification: Main-belt Asteroid          SPK-ID: 2003692
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 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1505515178472685 4.6331e-08  
a 2.72190795582424 1.1152e-08 au
q 2.312120581634345 1.2475e-07 au
i 11.4119221617309 4.7838e-06 deg
node 219.5686587648079 1.7771e-05 deg
peri 9.523850209666662 2.1602e-05 deg
M 167.3768364220635 1.2401e-05 deg
tp 2458237.891865190797
(2018-Apr-29.39186519)
5.5664e-05 TDB
period 1640.244459149805
4.49
1.0081e-05
2.76e-08
d
yr
n .2194794794104047 1.3489e-09 deg/d
Q 3.131695330014135 1.2832e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2080  
   data-arc span      25267 days (69.18 yr)  
   first obs. used      1951-08-26  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49183  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:58:07  

Additional Information
 Earth MOID = 1.30326 au 
 Jupiter MOID = 1.8562 au 
 T_jup = 3.313 
[ 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 13.4   n/a MPO452215  
diameter diameter 12.405 km 0.126 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 7.793 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.033   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

3692 Rickman (1982 HF1)          Discovered 1982-Apr-25 by Bowell, E. at Flagstaff (AM)
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ 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
1916-Dec-24 22:23 00:02 Jupiter 1.85296829285245 1.85296790514521 1.85296868055969 3.59362528928696 3.464088563231 2421222.432900108 1.66691718314894 189.993867887731 17.5753053030552 -89.1592271688097 2920677.15806809 T 37 CATAB v2.0f-lin.ifort 2020-Nov-13 03:58:12 2020-Nov-13 03:58
1953-Mar-24 16:27 00:01 Jupiter 1.91137355631185 1.91137291687055 1.9113741957539 3.62941898858939 3.50519400240116 2434461.185143276 1.05424355161118 109.541933867987 25.2233631078707 80.8221072909395 3368032.78320974 T 37 CATAB v2.0f-lin.ifort 2020-Nov-13 03:58:12 2020-Nov-13 03:58
2047-Apr-19 19:05 < 00:01 Jupiter 1.86756960252755 1.86756913404001 1.86757007101541 3.59312006218147 3.46459614219918 2468820.295193362 0.58907002590829 73.1609012035037 16.8904401107352 -78.9374818142068 2827692.88394434 T 37 CATAB v2.0f-lin.ifort 2020-Nov-13 03:58:12 2020-Nov-13 03:58
2083-Jul-18 22:08 00:01 Jupiter 1.87919337025485 1.87919295294668 1.87919378756356 3.61328505304965 3.48630955404178 2482059.422441416 1.21567249107308 140.80100697266 18.4828993878388 86.9327248882511 3037427.23589108 T 37 CATAB v2.0f-lin.ifort 2020-Nov-13 03:58:12 2020-Nov-13 03:58
2177-Aug-13 21:30 00:03 Jupiter 1.89610596177243 1.89610479375683 1.89610712980279 3.61414354436496 3.48835202124877 2516418.395982880 2.85657548401694 290.941881484095 17.5566146788312 -79.1291067119239 2890521.89961365 T 37 CATAB v2.0f-lin.ifort 2020-Nov-13 03:58:12 2020-Nov-13 03:58

Alternate Designations
 1982 HF1 = 1937 JA = 1979 UC5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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