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1716 Peter (1934 GF)
Classification: Main-belt Asteroid          SPK-ID: 2001716
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 45 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0898583643796198 6.8938e-09  
a 2.735652558036588 8.4092e-09 au
q 2.489831293660497 1.8103e-08 au
i 5.730977462715483 2.3904e-07 deg
node 243.6162599292491 3.4803e-06 deg
peri 316.417677959566 1.3676e-05 deg
M 88.85853302136861 1.1555e-05 deg
tp 2458988.569222059597
(2020-May-19.06922206)
5.3039e-05 TDB
period 1652.684048061309
4.52
7.6204e-06
2.086e-08
d
yr
n .217827479137528 1.0044e-09 deg/d
Q 2.981473822412678 9.1649e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3309  
   data-arc span      33276 days (91.10 yr)  
   first obs. used      1930-05-17  
   last obs. used      2021-06-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41486  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 12:42:44  

Additional Information
 Earth MOID = 1.4909 au 
 Jupiter MOID = 2.00336 au 
 T_jup = 3.339 
[ 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 12.12   n/a E2021B10  
diameter diameter 26.656 km 0.116 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 11.514 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Ditteon, R.; West, J. (2011) Minor Planet Bull. 38, 214-217.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
geometric albedo albedo 0.044   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
SMASSII spectral type spec_B C   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

1716 Peter (1934 GF)          Discovered 1934-Apr-04 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1934 GF = 1930 KB = 1932 YJ = 1948 JJ = 1957 HZ 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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