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294739 (2008 CM)
Classification: Apollo [NEO, PHA]          SPK-ID: 2294739
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 290 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4081239355029284 1.5944e-08  
a 1.565854304213093 4.9373e-09 au
q .9267916831534458 2.5533e-08 au
i 36.014707070805 3.6508e-06 deg
node 279.5622987839249 5.7736e-07 deg
peri 130.6791209114498 4.6257e-06 deg
M 112.0872110029241 4.5788e-06 deg
tp 2458777.667252676590
(2019-Oct-21.16725268)
8.1149e-06 TDB
period 715.6908296552664
1.96
3.385e-06
9.268e-09
d
yr
n .503010497107256 2.3791e-09 deg/d
Q 2.20491692527274 6.9524e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1397  
   # delay obs. used      7  
   # Doppler obs. used      1  
   data-arc span      4353 days (11.92 yr)  
   first obs. used      2008-02-02  
   last obs. used      2020-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .34919  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jul-09 06:13:33  

Additional Information
 Earth MOID = .0439887 au 
 Jupiter MOID = 3.31723 au 
 T_jup = 4.133 
[ 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 17.1   n/a MPO437318  
diameter diameter 0.740 km 0.236 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
rotation period rot_per 3.05785 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2014) Minor Planet Bull. 41, 157-168.]
[Benishek, V. (2016) Minor Planet Bull. 43, 186-188.]
[Warner, B.D. (2016) Minor Planet Bull. 43, 143-154.]
[Pravec, P.; Wolf, M.; Sarounova, L. (2019) http://www.asu.cas.cz/~ppravec/neo.htm]
geometric albedo albedo 0.425   0.315 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

294739 (2008 CM)          Discovered 2008-Feb-02 by CSS at Catalina
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ 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
1914-Jan-10 21:36 < 00:01 Earth 0.294605084472599 0.294603124937542 0.294607044007891 25.8936388615057 25.8932895748761 2420143.400067308 0.121122703418525 98.5927167565917 3.33493739486711 -7.66182945253727 1752361.80346735 T 290 CATAB v2.0f-lin.ifort 2020-Jul-09 06:13:49 2020-Jul-09 06:14
1915-Dec-31 22:25 < 00:01 Earth 0.0564762661519345 0.0564748474173062 0.0564776849309677 21.8062946428262 21.8041309976004 2420863.434365546 0.123585132939839 106.094562272335 3.36966766309742 -48.2095058815509 1870101.72091745 T 290 CATAB v2.0f-lin.ifort 2020-Jul-09 06:13:49 2020-Jul-09 06:14
1917-Dec-21 14:36 < 00:01 Earth 0.213487239532635 0.213485034786405 0.213489444280976 19.7261935211885 19.725560812045 2421584.108417492 0.12611782439762 114.956375945265 3.88562768574775 16.9949930701065 2557608.28092033 T 290 CATAB v2.0f-lin.ifort 2020-Jul-09 06:13:49 2020-Jul-09 06:14
1919-Dec-12 13:53 < 00:01 Earth 0.460173759544131 0.460171449750372 0.460176069367474 19.981195804794 19.9809060222771 2422305.078747080 0.127577506363023 217.357307115783 6.48141889924921 58.0412708154466 10102977.5649243 T 290 CATAB v2.0f-lin.ifort 2020-Jul-09 06:13:49 2020-Jul-09 06:14
1963-Jan-14 23:28 < 00:01 Earth 0.383850124382143 0.383845999289081 0.383854249475577 27.6423048931604 27.6420537748441 2438044.477815552 0.255532313508562 206.547755057862 3.32860766012152 -5.19162047015911 1519297.94319647 T 290 CATAB v2.0f-lin.ifort 2020-Jul-09 06:13:49 2020-Jul-09 06:14
1965-Jan-04 05:29 < 00:01 Earth 0.142680322738075 0.142676201388554 0.14268444409956 23.193423079749 23.1926179034881 2438764.728519142 0.254486842776244 215.592978432525 3.37342977029437 -17.591064794855 1881040.02183383 T 290 CATAB v2.0f-lin.ifort 2020-Jul-09 06:13:49 2020-Jul-09 06:14
1966-Dec-25 21:01 < 00:01 Earth 0.117616646420362 0.117612627388127 0.117620665477347 20.302648466213 20.3015326239561 2439485.375589864 0.244962400929246 217.728979105041 3.44509110510584 23.0071120472509 2059533.10873396 T 290 CATAB v2.0f-lin.ifort 2020-Jul-09 06:13:49 2020-Jul-09 06:14
1968-Dec-15 17:29 < 00:01 Earth 0.363492671212177 0.363488545592697 0.363496796850729 19.6175138717444 19.6171402115242 2440206.228362114 0.226756859443926 244.084315518688 6.03030998626141 32.5681436464068 5396608.82853768 T 290 CATAB v2.0f-lin.ifort 2020-Jul-09 06:13:49 2020-Jul-09 06:14
2012-Jan-18 09:07 < 00:01 Earth 0.456311957507862 0.456311609948133 0.456312305067592 29.1572893788942 29.1570891139879 2455944.879952418 0.0220640252854009 17.3423254254251 3.30467636492131 -2.07967793881241 3834013.06937601 T 290 CATAB v2.0f-lin.ifort 2020-Jul-09 06:13:49 2020-Jul-09 06:14
2014-Jan-07 13:29 < 00:01 Earth 0.214751407175283 0.214751213584082 0.214751600766483 24.3889124262514 24.3884036949806 2456665.061772971 0.0110928949597367 9.6725856644063 3.15702486685497 -3.80294808374072 3303391.87775575 T 290 CATAB v2.0f-lin.ifort 2020-Jul-09 06:13:49 2020-Jul-09 06:14
2015-Dec-29 00:19 < 00:01 Earth 0.0584603019512068 0.0584603008837643 0.0584603030186494 20.929772766752 20.9275950099233 2457385.513004482 0.000690607890623211 5.13601803768829 0.0532233536605084 -89.9664235320566 61038512.487665 T 290 CATAB v2.0f-lin.ifort 2020-Jul-09 06:13:49 2020-Jul-09 06:14
2017-Dec-18 15:12 < 00:01 Earth 0.297158361473059 0.29715816916246 0.297158553783693 19.5846469923338 19.5841891523366 2458106.133154297 0.0121141168886832 10.8039111310095 4.5927535849787 30.5869923512374 6650665.43758791 T 290 CATAB v2.0f-lin.ifort 2020-Jul-09 06:13:49 2020-Jul-09 06:14
2061-Jan-16 05:25 < 00:01 Earth 0.424039875697522 0.424036001265772 0.424043750129489 28.4287820034868 28.4285609745711 2473840.725797527 0.239747056339791 193.77749241157 3.38309023088821 -4.42019754851751 1417048.13463727 T 290 CATAB v2.0f-lin.ifort 2020-Jul-09 06:13:49 2020-Jul-09 06:14
2063-Jan-06 05:12 < 00:01 Earth 0.176562809049727 0.176558792943343 0.176566825162433 23.7081512856461 23.7075147521427 2474560.716469482 0.243904585427368 207.086923269907 3.39055486783833 -14.748494063522 1940694.44216427 T 290 CATAB v2.0f-lin.ifort 2020-Jul-09 06:13:49 2020-Jul-09 06:14
2064-Dec-26 13:55 < 00:01 Earth 0.0944238134536637 0.0944200490223963 0.0944275779324323 20.5254273421495 20.5240524989875 2475281.079818929 0.240908987728222 215.395388914706 3.35050058905142 29.3693059574709 2118724.23895642 T 290 CATAB v2.0f-lin.ifort 2020-Jul-09 06:13:49 2020-Jul-09 06:14
2066-Dec-17 07:36 < 00:01 Earth 0.342469801410329 0.342465615738563 0.342473987098389 19.6372795914382 19.6368833926596 2476001.816436038 0.225691766356303 239.68612371531 5.55940514060719 29.4549995699384 5026201.95269179 T 290 CATAB v2.0f-lin.ifort 2020-Jul-09 06:13:49 2020-Jul-09 06:14
2110-Jan-13 03:37 < 00:01 Earth 0.322994016700099 0.322991292114914 0.322996741285652 26.3274571177329 26.3271437808276 2491733.650546403 0.165083326629654 136.963291741403 3.43258970060148 -7.2687676258627 1745358.90358991 T 290 CATAB v2.0f-lin.ifort 2020-Jul-09 06:13:49 2020-Jul-09 06:14
2112-Jan-03 04:23 < 00:01 Earth 0.0784058998083139 0.0784036911291197 0.0784081085199986 22.1239289718781 22.1223928826806 2492453.682944302 0.155603272468698 135.909539751516 3.34926968922097 -35.8798944855409 2039306.33458049 T 290 CATAB v2.0f-lin.ifort 2020-Jul-09 06:13:49 2020-Jul-09 06:14
2113-Dec-23 20:12 < 00:01 Earth 0.193824830066659 0.193822353415352 0.19382730672137 19.8667342456627 19.8660422808256 2493174.341892498 0.140495788635267 129.990136554633 3.62268010733721 18.1874713464046 2641373.5365536 T 290 CATAB v2.0f-lin.ifort 2020-Jul-09 06:13:49 2020-Jul-09 06:14
2115-Dec-15 01:55 < 00:01 Earth 0.444041664401321 0.444039357811269 0.444043971015857 19.998203396016 19.9979033409858 2493895.579549908 0.119942034466582 200.795708346358 6.04610427505411 55.0898441719091 10289261.9297657 T 290 CATAB v2.0f-lin.ifort 2020-Jul-09 06:13:49 2020-Jul-09 06:14
2159-Jan-12 10:48 < 00:01 Earth 0.300271070625196 0.300268768743665 0.300273372507137 25.8629059255124 25.8625628225839 2509629.949972330 0.140765957653978 116.111315423652 3.44039052203116 -8.67269821599249 1929524.80994286 T 290 CATAB v2.0f-lin.ifort 2020-Jul-09 06:13:49 2020-Jul-09 06:14
2161-Jan-01 18:05 < 00:01 Earth 0.0647445779649137 0.0647427924042124 0.0647463635793143 21.8839814659673 21.8821008449934 2510350.253440823 0.147404617484664 128.786881282427 3.31947523425768 -46.2813582667592 2100133.51615525 T 290 CATAB v2.0f-lin.ifort 2020-Jul-09 06:13:49 2020-Jul-09 06:14
2162-Dec-23 17:10 < 00:01 Earth 0.207146899386471 0.207144205168666 0.207149593608267 19.821251790614 19.8206028425357 2511071.215357690 0.150120110975845 141.815460431385 3.67291536397499 18.6798400451707 2870914.56666261 T 290 CATAB v2.0f-lin.ifort 2020-Jul-09 06:13:49 2020-Jul-09 06:14
2164-Dec-14 02:55 < 00:01 Earth 0.455300635892081 0.455297759466358 0.455303512368945 20.0821091373954 20.0818177250622 2511792.621651899 0.144337417821445 280.295931868988 5.60001387944724 59.2399283291922 12053640.894866 T 290 CATAB v2.0f-lin.ifort 2020-Jul-09 06:13:49 2020-Jul-09 06:14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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