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JPL Small-Body Database Browser
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172741 (2004 CG61)
Classification: Main-belt Asteroid          SPK-ID: 2172741
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1680005000758796 9.1176e-08  
a 2.780778753015788 2.8668e-08 au
q 2.313606531908755 2.5248e-07 au
i 10.95897472121494 7.7777e-06 deg
node 104.0611740200531 3.3715e-05 deg
peri 359.5750956255925 4.007e-05 deg
M 210.9390080443426 2.7641e-05 deg
tp 2459701.809283455237
(2022-May-02.30928346)
0.00013673 TDB
period 1693.745216179632
4.64
2.6192e-05
7.171e-08
d
yr
n .212546725777332 3.2868e-09 deg/d
Q 3.247950974122821 3.3484e-08 au
  Orbit Determination Parameters
   # obs. used (total)      212  
   data-arc span      6996 days (19.15 yr)  
   first obs. used      2000-05-10  
   last obs. used      2019-07-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57622  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 16:53:21  

Additional Information
 Earth MOID = 1.33048 au 
 Jupiter MOID = 1.90726 au 
 T_jup = 3.286 
[ 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 16.2   n/a MPO436858  

172741 (2004 CG61)          Discovered 2004-Feb-11 by Spacewatch at Kitt Peak
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1913-Jul-19 22:48 00:04 Jupiter 1.93909247758356 1.93909126889674 1.93909368627699 3.08756871666851 2.94269482157652 2419968.450195167 4.2763115730409 319.113233628538 42.7453045427747 -83.9465664051222 1483097.20069907 T 13 CATAB v2.0f-lin.ifort 2020-Feb-24 16:53:36 2020-Feb-24 16:53
1997-Feb-26 04:25 < 00:01 Jupiter 1.91656639094562 1.91656564431413 1.91656713757744 3.010311617256 2.85973428972279 2450505.684198612 0.873133359780866 107.567903141862 23.1080303703175 80.5846043505802 1631298.79812598 T 13 CATAB v2.0f-lin.ifort 2020-Feb-24 16:53:36 2020-Feb-24 16:53
2080-Oct-11 12:39 00:03 Jupiter 1.96207683484713 1.96207599026614 1.96207767943348 2.8907825086617 2.73737642336362 2481049.027373985 2.80326262373546 229.583758955094 18.5077300094126 81.0292878497797 1842747.54235979 T 13 CATAB v2.0f-lin.ifort 2020-Feb-24 16:53:36 2020-Feb-24 16:53
2103-Jun-26 09:59 00:04 Jupiter 1.93347920254542 1.93347804718198 1.93348035791325 3.07340656322527 2.92739881470412 2489340.915731966 3.64225439403247 277.158918939602 39.5797837254531 -84.4132527268361 1476252.11082687 T 13 CATAB v2.0f-lin.ifort 2020-Feb-24 16:53:36 2020-Feb-24 16:53
2187-Feb-04 04:16 00:07 Jupiter 1.91142952847765 1.91142872120813 1.91143033576716 2.91213441745039 2.75576770036436 2519879.677646155 7.20166687465244 614.465988083578 23.7727389699115 86.5692256654195 1584974.54970997 T 13 CATAB v2.0f-lin.ifort 2020-Feb-24 16:53:36 2020-Feb-24 16:53
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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