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30595 (2001 QE43)
Classification: Main-belt Asteroid          SPK-ID: 2030595
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07667765210290545 5.3712e-08  
a 3.083485008565098 2.0207e-08 au
q 2.847050617813819 1.6907e-07 au
i 10.66423766209003 5.6882e-06 deg
node 327.4420980001321 2.1135e-05 deg
peri 220.5351811690322 3.5216e-05 deg
M 358.373582054908 2.643e-05 deg
tp 2459405.434923644479
(2021-Jul-09.93492364)
0.00014518 TDB
period 1977.70353046018
5.41
1.9441e-05
5.323e-08
d
yr
n .1820293054319592 1.7893e-09 deg/d
Q 3.319919399316377 2.1756e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1482  
   data-arc span      12224 days (33.47 yr)  
   first obs. used      1988-01-12  
   last obs. used      2021-07-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50159  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 16:00:09  

Additional Information
 Earth MOID = 1.86029 au 
 Jupiter MOID = 1.70638 au 
 T_jup = 3.196 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457680.5 (2016-Oct-19.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07803607951280817 5.369e-08  
q 2.841551885401754 1.6923e-07 au
tp 2457427.889397683119
(2016-Feb-09.38939768)
0.00014655 TDB
node 327.4714764217801 2.1135e-05 deg
peri 220.4879674529117 3.4814e-05 deg
i 10.66603901745199 5.6891e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1482  
   data-arc span      12224 days (33.47 yr)  
   first obs. used      1988-01-12  
   last obs. used      2021-07-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50159  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 16:00:09  

Additional Information
 Jupiter MOID = 1.70638 au 
 T_jup = 3.196 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.882669554264233E-15 -9.032687294585264E-15 -1.198355273719189E-12 3.20893609307187E-15 -1.519575277517982E-13 -2.841947236962024E-15
q -9.032687294585264E-15 2.863883453246836E-14 2.939292726857493E-12 -1.322574996046275E-14 3.31490021242472E-13 8.996811287302029E-15
tp -1.198355273719189E-12 2.939292726857493E-12 2.147723476624635E-8 1.0816095020252E-11 4.064703040475733E-9 8.106933435001195E-12
node 3.20893609307187E-15 -1.322574996046275E-14 1.0816095020252E-11 4.46698438212725E-10 -4.365246851918766E-10 4.016021505505906E-11
peri -1.519575277517982E-13 3.31490021242472E-13 4.064703040475733E-9 -4.365246851918766E-10 1.21202383941688E-9 -3.798721606169601E-11
i -2.841947236962024E-15 8.996811287302029E-15 8.106933435001195E-12 4.016021505505906E-11 -3.798721606169601E-11 3.236547107389876E-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 13.87   n/a MPO614063  
diameter diameter 6.091 km 0.126 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.189   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

30595 (2001 QE43)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 2001 QE43 = 1988 AL4 = 1999 CE19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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