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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08967249397811565 6.8762e-09  
a 2.733886116819403 8.7489e-09 au
q 2.488731730472061 1.8412e-08 au
i 5.733616482917864 2.4011e-07 deg
node 243.6383744577648 3.4849e-06 deg
peri 316.0091104783725 1.41e-05 deg
M 46.53243142136596 1.1885e-05 deg
tp 2458987.086297006051
(2020-May-17.58629701)
5.4568e-05 TDB
period 1651.083571845004
4.52
7.9257e-06
2.17e-08
d
yr
n .2180386299875286 1.0466e-09 deg/d
Q 2.979040503166745 9.5335e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3109  
   data-arc span      33163 days (90.80 yr)  
   first obs. used      1930-05-17  
   last obs. used      2021-03-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42452  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 12:50:41  

Additional Information
 Earth MOID = 1.48845 au 
 Jupiter MOID = 2.0069 au 
 T_jup = 3.340 
[ 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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