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52646 (1997 YC)
Classification: Main-belt Asteroid          SPK-ID: 2052646
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1173279058665441 3.9247e-08  
a 2.695888434740632 1.1653e-08 au
q 2.379585490242678 1.0477e-07 au
i 5.93233069936947 3.5398e-06 deg
node 267.2463469020726 4.388e-05 deg
peri 112.4874408040447 4.6981e-05 deg
M 122.2923114545018 1.7129e-05 deg
tp 2458651.277964682063
(2019-Jun-16.77796468)
7.6139e-05 TDB
period 1616.781385214212
4.43
1.0482e-05
2.87e-08
d
yr
n .2226646121066655 1.4437e-09 deg/d
Q 3.012191379238585 1.302e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1334  
   data-arc span      10403 days (28.48 yr)  
   first obs. used      1992-09-28  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52864  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 06:19:15  

Additional Information
 Earth MOID = 1.38872 au 
 Jupiter MOID = 2.4637 au 
 T_jup = 3.352 
[ 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 14.65   n/a MPCxxxxx  
diameter diameter 6.411 km 0.174 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 14.491 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 0.062   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

52646 (1997 YC)          Discovered 1997-Dec-18 by Kobayashi, T. at Oizumi
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 YC = 2001 QJ136 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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