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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1149404842832393 3.514e-08  
a 2.685644969113516 1.1372e-08 au
q 2.376955635750763 9.9174e-08 au
i 4.852455296624763 3.3506e-06 deg
node 165.677536044971 5.2721e-05 deg
peri 176.7545534451168 5.643e-05 deg
M 322.6104444044917 2.1203e-05 deg
tp 2459367.462573324429
(2021-Jun-01.96257332)
9.4881e-05 TDB
period 1607.575309186484
4.40
1.021e-05
2.795e-08
d
yr
n .2239397420094606 1.4223e-09 deg/d
Q 2.994334302476269 1.2679e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1491  
   data-arc span      18023 days (49.34 yr)  
   first obs. used      1971-04-16  
   last obs. used      2020-08-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49021  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:27:24  

Additional Information
 Earth MOID = 1.36704 au 
 Jupiter MOID = 2.38653 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. 2020-October); 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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