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4492 Debussy (1988 SH)
Classification: Main-belt Asteroid          SPK-ID: 2004492
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 72 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1765494973432662 2.2434e-08  
a 2.767618683554562 9.8709e-09 au
q 2.278996996135172 6.4221e-08 au
i 8.019004577537579 1.1753e-06 deg
node 349.7192564335331 4.8571e-06 deg
peri 53.55834767566944 8.4523e-06 deg
M 14.43085377322618 7.1581e-06 deg
tp 2459329.086429032166
(2021-Apr-24.58642903)
3.3365e-05 TDB
period 1681.735947837447
4.60
8.9971e-06
2.463e-08
d
yr
n .2140645209272751 1.1452e-09 deg/d
Q 3.256240370973952 1.1614e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2617  
   data-arc span      25570 days (70.01 yr)  
   first obs. used      1951-08-06  
   last obs. used      2021-08-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42445  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 23:24:12  

Additional Information
 Earth MOID = 1.29713 au 
 Jupiter MOID = 2.23156 au 
 T_jup = 3.302 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457627.5 (2016-Aug-27.0) TDB
Reference: JPL 72 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1798534673117871 2.2566e-08  
q 2.269211970986128 6.4845e-08 au
tp 2457642.904251889663
(2016-Sep-11.40425189)
3.1534e-05 TDB
node 350.051066274699 4.8648e-06 deg
peri 52.53224790900909 8.2836e-06 deg
i 8.02411493058718 1.1728e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2617  
   data-arc span      25570 days (70.01 yr)  
   first obs. used      1951-08-06  
   last obs. used      2021-08-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42445  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 23:24:12  

Additional Information
 Jupiter MOID = 2.23156 au 
 T_jup = 3.302 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.092427889254035E-16 -1.452421946557417E-15 -2.122888340613592E-13 6.490955376100374E-15 3.687204173045091E-15 -1.304000341612925E-15
q -1.452421946557417E-15 4.204876818064608E-15 5.792740985135895E-13 -1.732504557949737E-14 -2.016653843789858E-14 3.575245908651371E-15
tp -2.122888340613592E-13 5.792740985135895E-13 9.943709375661089E-10 -2.212343159173699E-11 2.077687934446619E-10 -5.373083518889786E-12
node 6.490955376100374E-15 -1.732504557949737E-14 -2.212343159173699E-11 2.366594237916217E-11 -2.571329321297252E-11 -4.808479996242029E-12
peri 3.687204173045091E-15 -2.016653843789858E-14 2.077687934446619E-10 -2.571329321297252E-11 6.861746927141497E-11 3.217837368644722E-12
i -1.304000341612925E-15 3.575245908651371E-15 -5.373083518889786E-12 -4.808479996242029E-12 3.217837368644722E-12 1.375475783099037E-12

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.03   n/a E2021B10  
diameter diameter 17.359 km 0.697 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 26.606 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R.; et al. (2004) IAUC 8354. (4492)]
[Behrend, R.; et al. (2006) Astron. Astrophys. 446, 1177-1184.]
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Marchis, F.; Enriquez, J.E.; Emery, J.P.; Mueller, M.; et al. (2012) Icarus 221, 1130-1161.]
[Behrend, R. (2016) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.040   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

4492 Debussy (1988 SH)          Discovered 1988-Sep-17 by Elst, E. W. at Haute Provence
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1988 SH = 1979 SZ10 = 1979 VF1 = 1981 EC 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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