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5129 Groom (1989 GN)
Classification: Main-belt Asteroid          SPK-ID: 2005129
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08632971927634649 3.567e-08  
a 2.379684479189601 7.8929e-09 au
q 2.174246986134885 8.4718e-08 au
i 10.35947760889616 3.7773e-06 deg
node 167.4322763061343 1.8744e-05 deg
peri 351.8465038706428 2.7176e-05 deg
M 106.763868904659 1.9646e-05 deg
tp 2458202.851547639781
(2018-Mar-25.35154764)
7.3175e-05 TDB
period 1340.841656623703
3.67
6.6709e-06
1.826e-08
d
yr
n .2684880785300894 1.3358e-09 deg/d
Q 2.585121972244319 8.5742e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2221  
   data-arc span      25701 days (70.37 yr)  
   first obs. used      1949-06-20  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42817  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 02:43:01  

Additional Information
 Earth MOID = 1.18343 au 
 Jupiter MOID = 2.39093 au 
 T_jup = 3.512 
[ 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 12.7   n/a MPO344341  
diameter diameter 7.477 km 0.130 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 3.6395 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Behrend, R. (2007) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Higgins, D.; Oey, J. (2007) Minor Planet Bull. 34, 79-80.]
[Pravec, P.; Wolf, M.; Sarounova, L. (2007) http://www.asu.cas.cz/~ppravec/neo.htm]
[Pravec, P.; Wolf, M.; Sarounova, L. (2011) http://www.asu.cas.cz/~ppravec/neo.htm]
[Pravec, P.; Wolf, M.; Sarounova, L. (2012) http://www.asu.cas.cz/~ppravec/neo.htm]
[Pravec, P.; Wolf, M.; Sarounova, L. (2016) http://www.asu.cas.cz/~ppravec/neo.htm]
[Pravec, P.; Wolf, M.; Sarounova, L. (2018) http://www.asu.cas.cz/~ppravec/neo.htm]
geometric albedo albedo 0.346   0.052 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

5129 Groom (1989 GN)          Discovered 1989-Apr-07 by Helin, E. F. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1989 GN = 1949 MH 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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