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72488 (2001 DR43)
Classification: Main-belt Asteroid          SPK-ID: 2072488
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1715113446724396 2.9359e-08  
a 2.42357064883631 9.8348e-09 au
q 2.007900787945737 7.1886e-08 au
i 1.400153111283807 4.8218e-06 deg
node 164.6179477428238 0.00012664 deg
peri 245.7758960645136 0.00012776 deg
M 226.300154540044 1.7744e-05 deg
tp 2459908.311874551265
(2022-Nov-24.81187455)
7.0002e-05 TDB
period 1378.103872929608
3.77
8.3885e-06
2.297e-08
d
yr
n .2612284945072413 1.5901e-09 deg/d
Q 2.839240509726882 1.1522e-08 au
  Orbit Determination Parameters
   # obs. used (total)      966  
   data-arc span      8938 days (24.47 yr)  
   first obs. used      1997-02-06  
   last obs. used      2021-07-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53941  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 17:52:35  

Additional Information
 Earth MOID = 1.01839 au 
 Jupiter MOID = 2.5282 au 
 T_jup = 3.491 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457372.5 (2015-Dec-16.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1698230493164861 2.9175e-08  
q 2.01295587333675 7.1219e-08 au
tp 2457151.150217526834
(2015-May-08.65021753)
6.1148e-05 TDB
node 164.5989718884329 0.00012667 deg
peri 245.8381282159193 0.00012781 deg
i 1.398260496720671 4.8246e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      966  
   data-arc span      8938 days (24.47 yr)  
   first obs. used      1997-02-06  
   last obs. used      2021-07-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53941  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 17:52:35  

Additional Information
 Jupiter MOID = 2.5282 au 
 T_jup = 3.491 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.512062707989957E-16 -2.0641692688729E-15 -4.104162973327268E-13 4.897768315122095E-15 -1.44362755230467E-13 -1.037051715381725E-16
q -2.0641692688729E-15 5.072186614658665E-15 1.240011418566225E-12 -1.412581376443485E-14 4.17446233145991E-13 2.323702660458797E-16
tp -4.104162973327268E-13 1.240011418566225E-12 3.739107743365172E-9 -2.427718640807647E-11 1.048490462570843E-9 -4.215225638799485E-13
node 4.897768315122095E-15 -1.412581376443485E-14 -2.427718640807647E-11 1.604447931234737E-8 -1.604606397977953E-8 -9.881544255852038E-11
peri -1.44362755230467E-13 4.17446233145991E-13 1.048490462570843E-9 -1.604606397977953E-8 1.633607738769136E-8 9.867518573012705E-11
i -1.037051715381725E-16 2.323702660458797E-16 -4.215225638799485E-13 -9.881544255852038E-11 9.867518573012705E-11 2.327669049091289E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.75   n/a E2021B10  

72488 (2001 DR43)          Discovered 2001-Feb-19 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 DR43 = 1999 RY140 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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