Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
123828 (2001 CJ9)
Classification: Main-belt Asteroid          SPK-ID: 2123828
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05811719295952952 6.1557e-08  
a 3.079676800008535 2.7266e-08 au
q 2.900694629169453 1.9544e-07 au
i 9.743908434349747 6.4131e-06 deg
node 347.7997364399062 2.3363e-05 deg
peri 178.4981484465369 4.6199e-05 deg
M 188.819167451555 4.3256e-05 deg
tp 2459939.160996792590
(2022-Dec-25.66099679)
0.00024447 TDB
period 1974.040865525642
5.40
2.6216e-05
7.178e-08
d
yr
n .1823670453266631 2.4219e-09 deg/d
Q 3.258658970847618 2.8851e-08 au
  Orbit Determination Parameters
   # obs. used (total)      722  
   data-arc span      8078 days (22.12 yr)  
   first obs. used      1998-09-12  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55415  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:32:16  

Additional Information
 Earth MOID = 1.90751 au 
 Jupiter MOID = 1.71731 au 
 T_jup = 3.203 
[ 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 14.5   n/a MPO439794  

123828 (2001 CJ9)          Discovered 2001-Feb-01 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ 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
1929-Feb-18 07:26 00:04 Jupiter 1.97400084241613 1.97399900751395 1.9740026773182 3.33724747120434 3.20609454158073 2425660.809565331 3.82692083292466 86.6130117585747 46.8501998232822 -6.57545913218177 1800769.8061366 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 17:32:17 2020-Nov-12 17:32
1938-Dec-16 10:56 00:03 Jupiter 1.75615127643578 1.75615044062297 1.75615211224848 3.68076075172042 3.54730386148964 2429248.955582423 3.14876963141866 157.152926311726 38.5100192015541 89.5953809134328 2342203.63435753 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 17:32:17 2020-Nov-12 17:32
1998-Sep-27 03:24 < 00:01 Jupiter 1.73714704050744 1.73714646253026 1.73714761848482 3.61500094134324 3.47750539292994 2451083.641404025 0.733986480449678 178.898325875577 23.6771632091166 86.8069248265944 2387620.69585652 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 17:32:17 2020-Nov-12 17:32
2058-Jul-10 21:41 00:02 Jupiter 1.76942915245761 1.76942851482076 1.76942979009467 3.46281970647848 3.32170497765398 2472920.403282716 1.79175692790022 162.115496948953 27.5861711314315 86.032068172101 2341702.3197476 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 17:32:17 2020-Nov-12 17:32
2068-May-24 21:52 00:02 Jupiter 1.9651310073364 1.96512991934645 1.96513209532746 3.74716771706453 3.63031871084491 2476526.411259238 2.21282737446107 104.639088743043 24.7649443617839 62.022011437038 2779257.56490892 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 17:32:17 2020-Nov-12 17:32
2118-May-01 01:13 00:04 Jupiter 1.84277524328295 1.84277378437813 1.84277670218965 3.25938662122267 3.11517432094773 2494763.550443531 4.42656092271317 145.915210820676 47.137459844375 62.9128828250144 2391546.24046385 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 17:32:17 2020-Nov-12 17:32
2128-Mar-08 01:42 00:05 Jupiter 1.85295679110764 1.85295491324506 1.85295866897527 3.76335686936567 3.63986484713973 2498362.571176236 4.601125398158 197.11043206266 35.9967136919587 63.8694405550628 2178558.10541908 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 17:32:17 2020-Nov-12 17:32
2178-Feb-23 16:24 00:07 Jupiter 1.9372340748325 1.93723152184448 1.93723662782062 3.12419712608779 2.98096323995471 2516612.183521071 7.11375950192127 130.964337020417 51.9108352651439 14.9101956163107 1989352.0143998 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 17:32:17 2020-Nov-12 17:32
2187-Dec-17 15:44 00:07 Jupiter 1.77243369746951 1.77243192980855 1.77243546513077 3.72522262189611 3.59465021306664 2520196.155650673 6.93507959895688 156.809501250254 74.9740660523462 74.4958380258461 1521524.66216573 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 17:32:17 2020-Nov-12 17:32
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Dec-02 02:44 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin