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15504 (1999 RG33)
Classification: Centaur          SPK-ID: 2015504
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7741872728134903 9.5584e-06  
a 9.371197509020618 0.00035632 au
q 2.116135666515372 9.6549e-06 au
i 34.95323238072431 0.00027578 deg
node 23.4345249519212 0.000145 deg
peri 273.8914860789493 0.00045428 deg
M 287.2665491073889 0.016548 deg
tp 2461513.509254067071
(2027-Apr-18.00925407)
0.60241 TDB
period 10478.30567793901
28.69
0.59763
0.001636
d
yr
n .03435669955286213 1.9595e-06 deg/d
Q 16.62625935152586 0.00063218 au
  Orbit Determination Parameters
   # obs. used (total)      140  
   data-arc span      1685 days (4.61 yr)  
   first obs. used      1996-05-12  
   last obs. used      2000-12-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      3  
   norm. resid. RMS      .36779  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:00:11  

Additional Information
 Earth MOID = 1.40493 au 
 Jupiter MOID = .800588 au 
 T_jup = 1.948 
[ 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 12.1   n/a PDS3 (MPO 909)  

15504 (1999 RG33)          Discovered 1999-Sep-04 by CSS at Catalina
Reference: 20000621/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
1940-Aug-30 08:15 3_15:04 Jupiter 0.913585925378712 0.913244039507495 0.914716888074148 13.8853404279976 13.81840793299 2429871.843964138 5223.81835680074 1360853.21394155 1696.59497813194 -88.5564181066925 82198.3644016727 T 9 CATAB v2.0f-lin.ifort 2021-Apr-13 01:00:12 2021-Apr-13 01:00
1999-Sep-20 07:24 00:09 Jupiter 1.15141038024714 1.15139304054411 1.15142772065526 12.4986856080548 12.4396890516791 2451441.808470665 8.54795037701202 2167.21698400338 595.132741055009 -72.5399474459442 94164.3576384278 T 9 CATAB v2.0f-lin.ifort 2021-Apr-13 01:00:12 2021-Apr-13 01:00
2111-Dec-27 05:16 4_20:49 Jupiter 0.872870784864997 0.860889842320283 0.88620739345132 12.8005003835083 12.7244660381622 2492446.719679945 7009.25970462609 1832977.2916175 2870.45356278905 69.7408944091476 40866.1157050529 T 9 CATAB v2.0f-lin.ifort 2021-Apr-13 01:00:12 2021-Apr-13 01:00
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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