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1081 Reseda (1927 QF)
Classification: Main-belt Asteroid          SPK-ID: 2001081
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 46 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .148008677233381 1.0986e-08  
a 3.095214042071389 1.0142e-08 au
q 2.637095505950217 3.1724e-08 au
i 4.189013834126295 5.6603e-07 deg
node 30.31441978218293 4.8724e-06 deg
peri 9.157951245948333 1.1005e-05 deg
M 22.50688916462114 7.4059e-06 deg
tp 2459076.149530645136
(2020-Aug-14.64953064)
4.0911e-05 TDB
period 1988.998507982143
5.45
9.7758e-06
2.676e-08
d
yr
n .1809956108842048 8.8958e-10 deg/d
Q 3.553332578192562 1.1643e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3442  
   data-arc span      34174 days (93.56 yr)  
   first obs. used      1927-08-31  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41735  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 19:09:41  

Additional Information
 Earth MOID = 1.64399 au 
 Jupiter MOID = 1.87098 au 
 T_jup = 3.203 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456955.5 (2014-Oct-25.0) TDB
Reference: JPL 46 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1468744251727588 1.2355e-08  
q 2.641500576539459 3.6502e-08 au
tp 2457067.142828368401
(2015-Feb-13.64282837)
4.2559e-05 TDB
node 30.45288073439134 4.8541e-06 deg
peri 6.222811584566731 1.1098e-05 deg
i 4.204999234627757 5.6805e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      3442  
   data-arc span      34174 days (93.56 yr)  
   first obs. used      1927-08-31  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41735  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 19:09:41  

Additional Information
 Jupiter MOID = 1.87098 au 
 T_jup = 3.203 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.526410516859691E-16 -4.396975229735032E-16 -3.909864981212837E-13 1.633171277245629E-14 -1.048024154394898E-13 -3.280891508758715E-15
q -4.396975229735032E-16 1.33239438114444E-15 1.162222209924771E-12 -5.0105844934534E-14 3.132103323036694E-13 9.990864286924521E-15
tp -3.909864981212837E-13 1.162222209924771E-12 1.811227906323849E-9 -1.870375670912361E-11 4.235805783071697E-10 5.864358829277204E-12
node 1.633171277245629E-14 -5.0105844934534E-14 -1.870375670912361E-11 2.356191788448044E-11 -2.790256205935713E-11 -2.514175137893441E-12
peri -1.048024154394898E-13 3.132103323036694E-13 4.235805783071697E-10 -2.790256205935713E-11 1.231549145485678E-10 3.890774283194621E-12
i -3.280891508758715E-15 9.990864286924521E-15 5.864358829277204E-12 -2.514175137893441E-12 3.890774283194621E-12 3.226778442198866E-13

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 11.11   n/a E2021B10  
diameter diameter 37.810 km 0.219 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 7.3002 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Yankov, A.; Ditteon, R. (2009) Minor Planet Bull. 36, 3-4.]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
geometric albedo albedo 0.043   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

1081 Reseda (1927 QF)          Discovered 1927-Aug-31 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1927 QF = 1949 UA1 = 1975 LS 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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