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19170 (1991 FH)
Classification: Main-belt Asteroid          SPK-ID: 2019170
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1308839398505346 3.2725e-08  
a 3.180563884516409 1.8133e-08 au
q 2.764279152364581 1.0221e-07 au
i 19.44850158532226 4.0869e-06 deg
node 206.6276681738407 1.0634e-05 deg
peri 339.3360090194771 1.8924e-05 deg
M 88.52354541359666 1.4593e-05 deg
tp 2458691.039039299066
(2019-Jul-26.53903930)
8.4435e-05 TDB
period 2071.832358221006
5.67
1.7718e-05
4.851e-08
d
yr
n .1737592322909352 1.486e-09 deg/d
Q 3.596848616668237 2.0507e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1765  
   data-arc span      10859 days (29.73 yr)  
   first obs. used      1991-02-10  
   last obs. used      2020-11-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49375  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:47:40  

Additional Information
 Earth MOID = 1.77031 au 
 Jupiter MOID = 1.396 au 
 T_jup = 3.098 
[ 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 13.16   n/a E2021B10  
diameter diameter 12.603 km 0.225 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 25.0082 h n/a LCDB (Rev. 2020-October); 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.077   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19170 (1991 FH)          Discovered 1991-Mar-18 by McNaught, R. H. at Siding Spring
Reference: 20001211/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
1904-Apr-18 16:27 00:02 Jupiter 1.47697198472528 1.47697059743731 1.47697337205087 4.93870258808998 4.82118362901607 2416589.185085155 1.93938607178789 404.293998637649 22.3251828029322 -80.6065951104415 3716313.98856169 T 31 CATAB v2.0f-lin.ifort 2021-Apr-13 02:47:53 2021-Apr-13 02:47
2000-Jun-17 06:15 < 00:01 Jupiter 1.72659279580589 1.72659206174667 1.72659352986511 5.03424981045027 4.93584055885138 2451712.760317283 0.467041925539689 82.4657971384959 35.6850329411538 83.5560929356404 4269988.00934362 T 31 CATAB v2.0f-lin.ifort 2021-Apr-13 02:47:53 2021-Apr-13 02:47
2011-May-17 13:03 < 00:01 Jupiter 1.39356700237162 1.39356663815609 1.39356736658714 5.03434235210366 4.91212632137445 2455699.044028883 0.23427178300943 76.9051451676598 17.5173599970059 89.7862165088377 3992563.260383 T 31 CATAB v2.0f-lin.ifort 2021-Apr-13 02:47:53 2021-Apr-13 02:47
2022-Mar-28 21:32 < 00:01 Jupiter 1.82343270337119 1.82343194924759 1.8234334574949 4.48577730987736 4.3809994717861 2459667.397135423 0.467735792557022 85.5386297189661 36.5908413330833 -84.0349079735349 3690388.98595819 T 31 CATAB v2.0f-lin.ifort 2021-Apr-13 02:47:53 2021-Apr-13 02:47
2107-Aug-19 14:54 00:02 Jupiter 1.97473999448188 1.97473753303261 1.97474245593125 4.78720545100426 4.69675193932502 2490856.120539368 2.09005020921835 125.709207831512 99.0716733044158 13.1031852265775 3055505.91817016 T 31 CATAB v2.0f-lin.ifort 2021-Apr-13 02:47:53 2021-Apr-13 02:47
2118-Jun-13 19:44 00:02 Jupiter 1.41890399252603 1.41890305740128 1.41890492768642 5.0683597033204 4.94917762120053 2494807.322152068 1.75259017878958 401.013121870268 19.8531448220265 84.0241889775224 4108648.56018041 T 31 CATAB v2.0f-lin.ifort 2021-Apr-13 02:47:53 2021-Apr-13 02:47
2129-May-25 20:40 00:02 Jupiter 1.59302165299717 1.59301921311142 1.5930240929082 4.88567509957096 4.77560519569525 2498806.360942387 2.28304475040108 350.724474868143 28.9627764374262 -69.9384459783136 3812124.39297989 T 31 CATAB v2.0f-lin.ifort 2021-Apr-13 02:47:53 2021-Apr-13 02:47
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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