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JPL Small-Body Database Browser
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49094 (1998 RQ72)
Classification: Main-belt Asteroid          SPK-ID: 2049094
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 .1929112745532371 5.7824e-08  
a 2.384188781601197 1.4361e-08 au
q 1.92425188496698 1.3527e-07 au
i 2.622812570384932 5.8818e-06 deg
node 26.57048773277076 0.00010446 deg
peri 358.0671459840049 0.00010553 deg
M 308.3011295300965 2.0531e-05 deg
tp 2459193.602519802687
(2020-Dec-10.10251980)
7.8017e-05 TDB
period 1344.650405262464
3.68
1.2149e-05
3.326e-08
d
yr
n .2677275807831487 2.419e-09 deg/d
Q 2.844125678235413 1.7132e-08 au
  Orbit Determination Parameters
   # obs. used (total)      447  
   data-arc span      15558 days (42.60 yr)  
   first obs. used      1976-10-22  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54304  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 09:19:54  

Additional Information
 Earth MOID = .928059 au 
 Jupiter MOID = 2.61013 au 
 T_jup = 3.509 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456971.5 (2014-Nov-10.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1940867847213178 5.7967e-08  
q 1.920964158212809 1.36e-07 au
tp 2456506.381158008541
(2013-Aug-01.88115801)
6.1809e-05 TDB
node 26.65658560877768 0.00010429 deg
peri 358.2305141955376 0.00010535 deg
i 2.625936054114471 5.8865e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      447  
   data-arc span      15558 days (42.60 yr)  
   first obs. used      1976-10-22  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54304  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 09:19:54  

Additional Information
 Jupiter MOID = 2.61013 au 
 T_jup = 3.509 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.360170732786953E-15 -7.858591783004972E-15 1.182981465143737E-12 1.913938664829139E-15 2.049590519229152E-13 -1.463602286039601E-15
q -7.858591783004972E-15 1.849657344594623E-14 -2.436181896987512E-12 -5.190184097988325E-15 -3.948610719113462E-13 3.180597850673797E-15
tp 1.182981465143737E-12 -2.436181896987512E-12 3.820309253866894E-9 -4.287202846655158E-12 9.384628588688692E-10 -3.476937928736202E-12
node 1.913938664829139E-15 -5.190184097988325E-15 -4.287202846655158E-12 1.087619119006119E-8 -1.086527607798392E-8 3.630736104337845E-11
peri 2.049590519229152E-13 -3.948610719113462E-13 9.384628588688692E-10 -1.086527607798392E-8 1.10992712749351E-8 -3.711628604948033E-11
i -1.463602286039601E-15 3.180597850673797E-15 -3.476937928736202E-12 3.630736104337845E-11 -3.711628604948033E-11 3.465129901095979E-11

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 16.2   n/a MPO436127  

49094 (1998 RQ72)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 RQ72 = 1976 UE21 = 1976 UN10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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