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1298 Nocturna (1934 AE)
Classification: Main-belt Asteroid          SPK-ID: 2001298
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 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1455422860707757 3.4632e-08  
a 3.129803711140918 1.1682e-08 au
q 2.674284924068671 1.0957e-07 au
i 5.499109227976386 3.6041e-06 deg
node 299.7583376062514 3.7077e-05 deg
peri 58.5427437566769 3.8982e-05 deg
M 329.5806127875716 1.1126e-05 deg
tp 2459171.392120597730
(2020-Nov-17.89212060)
6.2527e-05 TDB
period 2022.432700092244
5.54
1.1323e-05
3.1e-08
d
yr
n .1780034509843419 9.9659e-10 deg/d
Q 3.585322498213165 1.3382e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3682  
   data-arc span      42433 days (116.18 yr)  
   first obs. used      1904-09-07  
   last obs. used      2020-11-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .38371  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 01:59:40  

Additional Information
 Earth MOID = 1.67544 au 
 Jupiter MOID = 1.89427 au 
 T_jup = 3.190 
[ 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 11.0   n/a MPO302067  
diameter diameter 37.802 km 0.727 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 34.80 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:
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.054   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

1298 Nocturna (1934 AE)          Discovered 1934-Jan-07 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1934 AE = A904 RA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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