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19622 (1999 RY2)
Classification: Outer Main-belt Asteroid          SPK-ID: 2019622
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .171300907963707 3.2055e-08  
a 3.234144424102101 1.9621e-08 au
q 2.680132547767651 1.0851e-07 au
i 12.33469962155007 4.2103e-06 deg
node 176.6743466667619 1.5885e-05 deg
peri 83.77217854899089 1.9841e-05 deg
M 309.9718735891159 1.3042e-05 deg
tp 2459495.722381627511
(2021-Oct-08.22238163)
7.7697e-05 TDB
period 2124.406109335761
5.82
1.9332e-05
5.293e-08
d
yr
n .1694591247963231 1.5421e-09 deg/d
Q 3.788156300436551 2.2982e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1502  
   data-arc span      10048 days (27.51 yr)  
   first obs. used      1993-09-18  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5259  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:56:42  

Additional Information
 Earth MOID = 1.70008 au 
 Jupiter MOID = 1.46782 au 
 T_jup = 3.126 
[ 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 13.46   n/a MPCxxxxx  
diameter diameter 11.343 km 0.141 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19622 (1999 RY2)          Discovered 1999-Sep-06 by Korlevic, K. at Visnjan
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

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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
1990-Feb-11 23:14 00:01 Jupiter 1.77907931421004 1.77907848989264 1.77908013854291 1.16235122027584 0.631551388077999 2447934.468213285 1.3261071503353 1585.17601705477 133.882134716478 -21.3064705873633 2960687.58876902 T 34 CATAB v2.0g-lin.ifort 2021-May-04 02:56:48 2021-May-04 02:56
2001-Mar-11 14:37 < 00:01 Jupiter 1.58337046605592 1.58336983157601 1.5833711005361 1.42312354201649 0.977436716826619 2451980.109289518 0.755628615331479 580.938829079981 145.787375280136 -46.4112610335756 2040383.70465148 T 34 CATAB v2.0g-lin.ifort 2021-May-04 02:56:48 2021-May-04 02:56
2012-Jun-24 00:21 < 00:01 Jupiter 1.46950302370081 1.46950250394191 1.46950354345954 2.26313642676743 1.9922312035363 2456102.514286315 0.339359679491167 105.985514812039 33.9475915602536 -76.8308698460919 1841580.76758096 T 34 CATAB v2.0g-lin.ifort 2021-May-04 02:56:48 2021-May-04 02:56
2023-Nov-04 05:24 < 00:01 Jupiter 1.45723985846988 1.45723939956781 1.45724031737187 2.84729433236692 2.63525757472551 2460252.724840611 0.406725078656975 82.7376460634237 20.4770427890104 -85.3531516289505 2129314.56183892 T 34 CATAB v2.0g-lin.ifort 2021-May-04 02:56:48 2021-May-04 02:56
2035-Feb-20 01:18 < 00:01 Jupiter 1.57338192517351 1.57338134008031 1.5733825102677 3.47281714927163 3.314176922612 2464378.553825634 0.761335967111643 101.028215070603 17.9778369669655 -79.3032770689642 2525392.33861532 T 34 CATAB v2.0g-lin.ifort 2021-May-04 02:56:48 2021-May-04 02:56
2046-Apr-18 23:08 00:01 Jupiter 1.85156748073238 1.85156643077616 1.85156853069018 4.32623626852517 4.21916999454379 2468454.463701826 1.16600857902368 108.584025552585 19.2815518277869 -64.7651930136254 3613486.77230138 T 34 CATAB v2.0g-lin.ifort 2021-May-04 02:56:48 2021-May-04 02:56
2157-Apr-13 16:36 00:03 Jupiter 1.94014226461841 1.9401407351781 1.94014379406468 3.17785630028868 3.03736985105438 2508991.191964907 2.70707464122306 208.012659049167 21.4911719897927 -78.6946664936104 1849697.07836024 T 34 CATAB v2.0g-lin.ifort 2021-May-04 02:56:48 2021-May-04 02:56
2168-Jun-01 01:37 00:03 Jupiter 1.74310793593644 1.74310649684211 1.74310937502839 1.7576912243801 1.45520625414861 2513057.567200459 3.06145851425124 331.611952902616 78.0674011963485 32.8393107109971 786316.282442715 T 34 CATAB v2.0g-lin.ifort 2021-May-04 02:56:48 2021-May-04 02:56
2179-Jul-25 15:25 00:03 Jupiter 1.61073051195162 1.61072926707278 1.61073175683221 0.586041450981654 n/a 2517129.142552433 3.37207854434967 127.426804636072 40.7358188112643 67.1726172161491 5499329.84772745 F 34 CATAB v2.0g-lin.ifort 2021-May-04 02:56:48 2021-May-04 02:56
2190-Oct-13 23:18 00:03 Jupiter 1.53950568300988 1.53950482373567 1.53950654233703 1.35166480479777 0.852417329113485 2521227.470498395 3.33306341582166 1884.76621937453 219.14620523337 -33.2008904082669 1683977.66879758 T 34 CATAB v2.0g-lin.ifort 2021-May-04 02:56:48 2021-May-04 02:56

Alternate Designations
 1999 RY2 = 1997 HG4 = 1998 MG12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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