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181769 (1997 CR25)
Classification: Main-belt Asteroid          SPK-ID: 2181769
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1023302733202323 5.8177e-08  
a 3.136081971342385 2.8441e-08 au
q 2.815165846060265 1.8381e-07 au
i 3.302895307103873 7.7386e-06 deg
node 25.10593735767198 9.675e-05 deg
peri 37.94016654870091 0.00010302 deg
M 202.962291887634 3.4981e-05 deg
tp 2460281.373080280726
(2023-Dec-02.87308028)
0.00020116 TDB
period 2028.521128652264
5.55
2.7595e-05
7.555e-08
d
yr
n .1774691892113452 2.4142e-09 deg/d
Q 3.456998096624504 3.1351e-08 au
  Orbit Determination Parameters
   # obs. used (total)      225  
   data-arc span      8919 days (24.42 yr)  
   first obs. used      1995-11-21  
   last obs. used      2020-04-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56792  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:31:57  

Additional Information
 Earth MOID = 1.8288 au 
 Jupiter MOID = 1.83898 au 
 T_jup = 3.201 
[ 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 16.33   n/a E2021B55  

181769 (1997 CR25)          Discovered 1997-Feb-13 by Spacewatch at Kitt Peak
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ 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
1939-Apr-30 02:54 00:03 Jupiter 1.97104963458846 1.97104863914458 1.97105063003413 3.97067739045596 3.86093454207546 2429383.620778436 3.37711421804389 152.73599384384 30.8333292746797 79.8655097390556 2069051.53224063 T 12 CATAB v2.0f-lin.ifort 2021-Apr-13 21:31:58 2021-Apr-13 21:31
1949-Oct-11 16:02 00:03 Jupiter 1.87414333761687 1.87414269937996 1.87414397585388 3.01440339490071 2.86054613092964 2433201.167940335 2.99246333092416 86.2737882529525 18.1642855438042 85.6229138050351 1866762.56666709 T 12 CATAB v2.0f-lin.ifort 2021-Apr-13 21:31:58 2021-Apr-13 21:31
1960-Mar-21 03:51 00:02 Jupiter 1.90499116653642 1.90499061233446 1.90499172073837 2.67889901564098 2.50743560906486 2437014.660096431 2.4787591280796 66.705888953286 14.9595825450293 81.9004465945003 2576490.94870896 T 12 CATAB v2.0f-lin.ifort 2021-Apr-13 21:31:58 2021-Apr-13 21:31
2033-Nov-21 22:06 < 00:01 Jupiter 1.92534411930998 1.92534344352425 1.92534479509561 3.64943498084287 3.52682712632203 2463923.420717361 0.816526298541985 68.7972533197386 26.813266336251 88.8264095798287 2181388.29671045 T 12 CATAB v2.0f-lin.ifort 2021-Apr-13 21:31:58 2021-Apr-13 21:31
2044-Apr-30 20:02 00:01 Jupiter 1.86654330635133 1.86654274762603 1.86654386507651 2.83263105524249 2.66762339875023 2467736.334943546 1.29566282674766 74.0927392747333 18.1928614530434 85.2442932574379 2527335.33384281 T 12 CATAB v2.0f-lin.ifort 2021-Apr-13 21:31:58 2021-Apr-13 21:31
2054-Oct-10 11:57 00:02 Jupiter 1.9388864515562 1.93888573709496 1.93888716601734 2.74135768319291 2.57707612482544 2471550.998014106 1.75390399268081 65.2671673705777 19.9276702409438 79.5421212910361 2164224.92588275 T 12 CATAB v2.0f-lin.ifort 2021-Apr-13 21:31:58 2021-Apr-13 21:31
2128-Jun-13 12:57 00:05 Jupiter 1.88110571644448 1.88110491666355 1.88110651622733 3.33201546355018 3.19402080959645 2498460.039343758 5.021873336753 173.590297835599 23.0966280650869 86.7478620180947 1994344.68711796 T 12 CATAB v2.0f-lin.ifort 2021-Apr-13 21:31:58 2021-Apr-13 21:31
2138-Nov-20 16:14 00:06 Jupiter 1.86038752728469 1.86038675725023 1.86038829731915 2.69374969525897 2.51906733654317 2502272.176359644 5.53382557966892 84.5223587718566 36.9480873070146 -81.6636506022855 2592492.54349713 T 12 CATAB v2.0f-lin.ifort 2021-Apr-13 21:31:58 2021-Apr-13 21:31
2149-May-04 02:09 00:06 Jupiter 1.97460553742726 1.97460401308557 1.97460706176918 2.84717453962772 2.69230146795542 2506089.589239908 5.88588436263738 102.452431104574 28.907646554019 62.602077848988 1529101.72737795 T 12 CATAB v2.0f-lin.ifort 2021-Apr-13 21:31:58 2021-Apr-13 21:31

Alternate Designations
 1997 CR25 = 2006 SM99 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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