Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
(2012 TC4)
Classification: Apollo [NEO]          SPK-ID: 3609693
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3356294227599752 2.585e-05  
a 1.405671203168499 3.4233e-05 AU
q .9338865886587359 1.3624e-05 AU
i .8557796900732967 0.000267 deg
node 198.2605154486093 0.00018222 deg
peri 222.5632425916429 0.0032851 deg
M 85.40436468755112 0.01749 deg
tp 2456856.088554770113
(2014-Jul-17.58855477)
0.024299 JED
period 608.729079280151
1.67
0.022237
6.088e-05
d
yr
n .5913960943441635 2.1604e-05 deg/d
Q 1.877455817678262 4.5722e-05 AU
  Orbit Determination Parameters
   # obs. used (total)      301  
   data-arc span      7 days  
   first obs. used      2012-10-04  
   last obs. used      2012-10-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      5  
   fit RMS      .3187  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-13 16:13:58  

Additional Information
 Earth MOID = .000204187 AU 
 T_jup = 4.681 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 26.7 mag n/a MPO240126  
rotation period rot_per 0.2038 h n/a Asteroid Lightcurve DataBase (Rev. 2014-Mar-01) Published Reference List:
[Polishook, D. (2013). Minor Planet Bul. 40, 42-43.]
[Odden, C.E.; Verhaegh, J.C.; McCullough, D.G.; Briggs, J.W. (2013) Minor Planet Bul. 40, 176-177.]
[Warner, B.D. (2013) Minor Planet Bul. 40, 71-80.]
[Carbognani, A. (2014) Minor Planet Bul. 41, 4-8.]

[ 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
1963-Sep-23 23:42 2_08:28 Earth 0.22039680360663 0.112934181648777 0.319983495161162 13.1345833448836 13.133662882633 2438296.487343204 3387.93423357049 4614144.38910021 1.31363095234994 0.0463569316356377 10598.472147176 T 22 CATAB v2.0c-linF95 2014-Jun-13 16:14:02 2014-Jun-13 16:14
1996-Oct-13 12:35 1_00:48 Earth 0.00731113198895689 1.72182943847436e-05 0.0244496986727106 6.35123108700505 6.29358828306783 2450370.024461210 1487.55195304845 382758.41780964 0.363793893796303 -0.395229694005927 1.40487699573271 T 22 CATAB v2.0c-linF95 2014-Jun-13 16:14:02 2014-Jun-13 16:14
1996-Oct-14 04:15 1_01:35 Moon 0.00560766770940691 0.000482985113641818 0.0204298691910551 7.12921371243723 7.12839388992835 2450370.677326430 1535.27811384915 693476.889549911 0.857242181559157 -4.96040184698156 78261.3849967724 T 22 CATAB v2.0c-linF95 2014-Jun-13 16:14:02 2014-Jun-13 16:14
2009-Aug-02 08:28 10:53 Earth 0.461209011643987 0.459935820023432 0.462490361022264 7.0428831569437 7.04206282545539 2455045.852784534 652.944678165341 12498.0118676597 10.7192286763841 -1.54855421267047 92383.2018759952 T 22 CATAB v2.0c-linF95 2014-Jun-13 16:14:02 2014-Jun-13 16:14
2010-Feb-12 03:11 01:03 Earth 0.269089984822876 0.265668530436196 0.272507613996725 14.654491198835 14.6538154985678 2455239.632835183 62.5685089333258 161738.506498996 11.28668719644 4.2777709771639 211207.434564459 T 22 CATAB v2.0c-linF95 2014-Jun-13 16:14:02 2014-Jun-13 16:14
2011-Jan-24 07:54 01:38 Mars 0.086149141987893 0.0855734079781709 0.0867433447761761 5.95413783386103 5.95357967644064 2455585.828970578 97.8655106913326 45982.3433088395 17.1081897655235 68.8807096741043 537759.595345314 T 22 CATAB v2.0c-linF95 2014-Jun-13 16:14:02 2014-Jun-13 16:14
2012-Oct-12 05:30 < 00:01 Earth 0.000634747278672453 0.000634482895038372 0.000635011606551255 7.12240731765978 6.50640329500707 2456212.729476237 0.0185417650734783 10.2120666008965 0.247475407894352 1.58665960687169 4517.98401185773 T 22 CATAB v2.0c-linF95 2014-Jun-13 16:14:02 2014-Jun-13 16:14
2012-Oct-12 21:45 < 00:01 Moon 0.000761145081054391 0.000760345313912513 0.00076194482337181 6.77289850241401 6.76653815662985 2456213.406550958 0.0917630111973726 38.7704325975926 0.403639327313173 1.58749089294785 4137.13562300363 T 22 CATAB v2.0c-linF95 2014-Jun-13 16:14:02 2014-Jun-13 16:14
2017-Oct-12 03:29 05:34 Earth 9.6251580873557e-05 8.81780128572509e-05 0.00289623510069374 9.90229773063504 6.53380480861669 2458038.645225470 334.01074213481 72758.6753742314 0.374134172337431 -69.9889267644161 10561.7233773212 T 22 CATAB v2.0c-linF95 2014-Jun-13 16:14:02 2014-Jun-13 16:14
2017-Oct-12 12:11 3_05:04 Moon 0.00204901912349188 0.000411076587126795 0.0219710105716375 6.25625607884704 6.25369898300768 2458039.007720101 4623.80797072584 930566.804134019 6.47825828926431 -11.6993558546107 8705.21576173011 T 22 CATAB v2.0c-linF95 2014-Jun-13 16:14:02 2014-Jun-13 16:14
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Sep-02 21:22 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin