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91445 (1999 RC19)
Classification: Main-belt Asteroid          SPK-ID: 2091445
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 .2227163383054159 4.1589e-08  
a 3.099944979286138 2.4165e-08 au
q 2.409536584551272 1.2651e-07 au
i 6.99012841606547 4.4774e-06 deg
node 158.8498649037304 4.0711e-05 deg
peri 286.1935900942982 4.2022e-05 deg
M 222.877629850897 1.2409e-05 deg
tp 2459759.838143151132
(2022-Jun-29.33814315)
7.3198e-05 TDB
period 1993.560432460157
5.46
2.331e-05
6.382e-08
d
yr
n .1805814331676624 2.1115e-09 deg/d
Q 3.790353374021005 2.9547e-08 au
  Orbit Determination Parameters
   # obs. used (total)      892  
   data-arc span      7291 days (19.96 yr)  
   first obs. used      1999-09-07  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54498  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 22:30:15  

Additional Information
 Earth MOID = 1.4371 au 
 Jupiter MOID = 1.52235 au 
 T_jup = 3.172 
[ 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 14.2   n/a MPO493511  
diameter diameter 4.819 km 0.651 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.174   0.064 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91445 (1999 RC19)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ 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
1900-Apr-27 03:45 00:04 Jupiter 1.69380870333557 1.69380688024491 1.69381052781924 1.05619573160584 0.339720324215057 2415136.656511392 3.79287722353718 19389.8917155559 542.028321198319 17.3102105785747 4090632.19053718 T 15 CATAB v2.0f-lin.ifort 2020-Feb-23 22:30:39 2020-Feb-23 22:30
1950-Jul-23 22:37 00:02 Jupiter 1.81451789549995 1.81451645294093 1.81451933806236 2.82510398780814 2.65473283235174 2433486.442206511 2.07904055565938 163.622765878969 16.6857140404222 77.4648763376669 1764406.18945397 T 15 CATAB v2.0f-lin.ifort 2020-Feb-23 22:30:39 2020-Feb-23 22:30
1960-Mar-12 08:06 00:02 Jupiter 1.58668635879777 1.58668563676353 1.58668708083234 0.635893283313868 n/a 2437005.837433011 1.82620586670659 97.6964328336247 33.0006526283712 -80.9914442735599 7112020.23395654 F 15 CATAB v2.0f-lin.ifort 2020-Feb-23 22:30:39 2020-Feb-23 22:30
2010-May-17 03:04 < 00:01 Jupiter 1.96033303380092 1.96033246955252 1.96033359804933 3.63208762157747 3.51111074098405 2455333.627859585 0.27625328944558 46.8513642043832 20.6633392701995 75.8986152246773 2608700.96483872 T 15 CATAB v2.0f-lin.ifort 2020-Feb-23 22:30:39 2020-Feb-23 22:30
2020-Jan-15 09:05 < 00:01 Jupiter 1.52850535961419 1.52850484064696 1.52850587858154 0.799051364200773 n/a 2458863.878472081 0.354087778310673 146.185522989096 25.5904793707093 -88.4662985884697 8929494.38516139 F 15 CATAB v2.0f-lin.ifort 2020-Feb-23 22:30:39 2020-Feb-23 22:30
2079-Nov-10 21:16 00:02 Jupiter 1.52311860556793 1.52311809660957 1.52311911452792 1.24168145339166 0.655401771242002 2480713.385841641 2.23063900427381 1481.22998241042 279.644817004 -7.93478843631907 890687.003118789 T 15 CATAB v2.0f-lin.ifort 2020-Feb-23 22:30:39 2020-Feb-23 22:30
2089-Jun-20 08:54 00:03 Jupiter 1.94599670764424 1.94599498655009 1.94599842873784 2.03910837998275 1.81312844960802 2484222.871176023 2.57866105652182 140.267725293537 24.5401075639293 -76.0604224514375 1361209.2622918 T 15 CATAB v2.0f-lin.ifort 2020-Feb-23 22:30:39 2020-Feb-23 22:30
2139-Sep-12 10:11 00:04 Jupiter 1.57647827288851 1.57647672924902 1.57647981657217 1.76761553146148 1.43174337838331 2502567.924381565 4.34920008708882 550.560286157169 87.2928292639848 -70.7523923955591 1373639.13991477 T 15 CATAB v2.0f-lin.ifort 2020-Feb-23 22:30:39 2020-Feb-23 22:30
2149-Apr-27 16:07 00:05 Jupiter 1.7949654822426 1.7949625415136 1.79496842293211 1.30582847557468 0.872589354209359 2506083.171693163 4.89091773156774 1507.25176189112 113.429774560084 -7.32195972791998 473440.066800008 T 15 CATAB v2.0f-lin.ifort 2020-Feb-23 22:30:39 2020-Feb-23 22:30
2199-Jul-24 16:02 00:06 Jupiter 1.69400567448771 1.69400220375084 1.69400914528302 2.39279462759081 2.1738083854499 2524433.167885022 6.31442093126386 567.451008050928 19.3228724494627 85.6138269666296 1652312.3678273 T 15 CATAB v2.0f-lin.ifort 2020-Feb-23 22:30:39 2020-Feb-23 22:30

Alternate Designations
 1999 RC19 = 2001 DR96 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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