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JPL Small-Body Database Browser
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74464 (1999 CA38)
Classification: Main-belt Asteroid          SPK-ID: 2074464
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .214774755270691 4.4786e-08  
a 3.073346270169914 2.1672e-08 au
q 2.41326907713208 1.4371e-07 au
i 2.793716604531057 4.8753e-06 deg
node 137.5330210000119 9.9778e-05 deg
peri 355.8261929696439 0.00010053 deg
M 277.8862855818796 1.2027e-05 deg
tp 2459049.378563296719
(2020-Jul-18.87856330)
6.8116e-05 TDB
period 1967.95728864457
5.39
2.0816e-05
5.699e-08
d
yr
n .1829307994016221 1.9349e-09 deg/d
Q 3.733423463207748 2.6327e-08 au
  Orbit Determination Parameters
   # obs. used (total)      702  
   data-arc span      11618 days (31.81 yr)  
   first obs. used      1988-02-15  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51139  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:25:53  

Additional Information
 Earth MOID = 1.42802 au 
 Jupiter MOID = 1.31982 au 
 T_jup = 3.192 
[ 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 15.0   n/a MPO417340  
diameter diameter 5.914 km 0.090 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.62 h n/a LCDB (Rev. 2019-January); 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:
[Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]
geometric albedo albedo 0.055   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74464 (1999 CA38)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ 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
1915-Dec-27 06:35 00:04 Jupiter 1.61299465280498 1.61299192353288 1.61299738206279 1.54309501070659 1.15364371689012 2420858.774145697 3.6036321876219 554.534024969983 122.499836161757 -23.4533707479113 641415.780793156 T 22 CATAB v2.0f-lin.ifort 2019-Dec-14 07:25:58 2019-Dec-14 07:26
1925-Aug-05 09:43 00:03 Jupiter 1.53414955881539 1.53414733548527 1.53415178214552 0.847747106762361 n/a 2424367.904744845 3.2087080429382 110.916265270234 62.8186855822203 -2.0408106751879 2071305.40211582 F 22 CATAB v2.0f-lin.ifort 2019-Dec-14 07:25:58 2019-Dec-14 07:26
1975-Sep-25 10:30 00:02 Jupiter 1.75975883489307 1.75975735583676 1.75976031394788 2.18448857239852 1.95175122083843 2442680.937644410 1.57318914951747 80.167607175692 12.7210454409098 87.7840705982567 936679.502822621 T 22 CATAB v2.0f-lin.ifort 2019-Dec-14 07:25:58 2019-Dec-14 07:26
1985-Apr-25 06:31 00:01 Jupiter 1.42181148510796 1.42181073249296 1.42181223772297 0.638252984745699 n/a 2446180.771528269 1.1283576868239 88.7643233947976 37.523059425267 -89.4908639720152 5666418.92775099 F 22 CATAB v2.0f-lin.ifort 2019-Dec-14 07:25:58 2019-Dec-14 07:26
2035-May-16 06:47 < 00:01 Jupiter 1.87073767055574 1.87073697493862 1.87073836617264 2.7081035863151 2.53540446829218 2464463.782316043 0.721609220490243 52.5315295315606 13.6227701555409 81.5830381112003 1687550.15955229 T 22 CATAB v2.0f-lin.ifort 2019-Dec-14 07:25:58 2019-Dec-14 07:26
2044-Dec-03 12:52 00:01 Jupiter 1.36372690954985 1.36372639024012 1.36372742885958 0.576890471676627 n/a 2467953.036369702 1.11024281817951 110.329925168863 25.8945723987102 -89.8611542031705 7875719.00129092 F 22 CATAB v2.0f-lin.ifort 2019-Dec-14 07:25:58 2019-Dec-14 07:26
2094-Nov-22 19:04 00:03 Jupiter 1.9343478353742 1.93434558828498 1.93435008246264 3.01297745949395 2.86395924144634 2486204.294745198 2.94572399302095 108.317975619257 28.291536321728 53.4999509652208 1016098.51984777 T 22 CATAB v2.0f-lin.ifort 2019-Dec-14 07:25:58 2019-Dec-14 07:26
2104-Jun-04 20:23 00:03 Jupiter 1.33881507090815 1.33881421766944 1.33881592415036 0.565090651563914 n/a 2489685.349605339 3.40446145693598 181.804168036718 33.6645353453341 81.625920363522 5886029.38020091 F 22 CATAB v2.0f-lin.ifort 2019-Dec-14 07:25:58 2019-Dec-14 07:26
2154-Apr-28 22:41 00:06 Jupiter 1.95810455161383 1.95810008693318 1.95810901629159 3.11646111245555 2.97442171247308 2507910.444815964 5.7883407208441 200.460971968604 31.8357914206808 44.2737079062714 867745.209525415 T 22 CATAB v2.0f-lin.ifort 2019-Dec-14 07:25:58 2019-Dec-14 07:26
2163-Nov-02 11:48 00:06 Jupiter 1.32892909731486 1.32892778080485 1.32893041384835 0.562955598206332 n/a 2511384.991680426 6.4617160593392 330.522820429634 33.4890775459178 80.1121224464633 5847002.04334873 F 22 CATAB v2.0f-lin.ifort 2019-Dec-14 07:25:58 2019-Dec-14 07:26

Alternate Designations
 1999 CA38 = 1988 CS7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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