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19174 (1991 NS6)
Classification: Main-belt Asteroid          SPK-ID: 2019174
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07578368640991427 4.1975e-08  
a 2.641565194324103 1.3102e-08 au
q 2.441377646006101 1.1388e-07 au
i 8.28448970011131 4.1155e-06 deg
node 128.1498301138112 3.0063e-05 deg
peri 244.3079231046831 4.1199e-05 deg
M 192.5639390453658 3.0468e-05 deg
tp 2459729.851574650080
(2022-May-30.35157465)
0.00013444 TDB
period 1568.160200240077
4.29
1.1667e-05
3.194e-08
d
yr
n .2295683820727537 1.7079e-09 deg/d
Q 2.841752742642105 1.4094e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1205  
   data-arc span      10520 days (28.80 yr)  
   first obs. used      1991-07-11  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53682  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 04:58:13  

Additional Information
 Earth MOID = 1.4533 au 
 Jupiter MOID = 2.52985 au 
 T_jup = 3.376 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.6   n/a MPO431719  
diameter diameter 6.157 km 0.254 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 7.74 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:
[Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]
geometric albedo albedo 0.056   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19174 (1991 NS6)          Discovered 1991-Jul-11 by Debehogne, H. at La Silla
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1991 NS6 = 1999 JO95 = 2000 QB62 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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