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7541 Nieuwenhuis (4019 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2007541
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1149221216042006 3.6156e-08  
a 2.68416661475519 1.1418e-08 au
q 2.375696492648359 1.0129e-07 au
i 4.851509215277276 3.6957e-06 deg
node 165.7092873319849 5.2904e-05 deg
peri 177.0317453770867 5.6632e-05 deg
M 277.5203481291637 2.1307e-05 deg
tp 2459368.507738265211
(2021-Jun-03.00773827)
9.5502e-05 TDB
period 1606.248120238736
4.40
1.0249e-05
2.806e-08
d
yr
n .2241247759072823 1.4301e-09 deg/d
Q 2.992636736862022 1.273e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1359  
   data-arc span      17960 days (49.17 yr)  
   first obs. used      1971-04-16  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50266  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 16:41:38  

Additional Information
 Earth MOID = 1.36769 au 
 Jupiter MOID = 2.3895 au 
 T_jup = 3.360 
[ 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 14.3   n/a MPO467733  
diameter diameter 5.859 km 0.224 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.809 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.129   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

7541 Nieuwenhuis (4019 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 4019 T-3 = 1990 SL14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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