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227695 (2006 DK44)
Classification: Main-belt Asteroid          SPK-ID: 2227695
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .143196514803313 5.6621e-08  
a 3.102000801089773 3.323e-08 au
q 2.657805097456632 1.8402e-07 au
i 2.650790693433532 4.8454e-06 deg
node 252.9104584015626 0.0001169 deg
peri 296.607430157418 0.00011798 deg
M 228.9571813073836 1.8826e-05 deg
tp 2459926.893602515850
(2022-Dec-13.39360252)
0.00011133 TDB
period 1995.543895610974
5.46
3.2066e-05
8.779e-08
d
yr
n .1804019449493388 2.8988e-09 deg/d
Q 3.546196504722913 3.7988e-08 au
  Orbit Determination Parameters
   # obs. used (total)      377  
   data-arc span      6294 days (17.23 yr)  
   first obs. used      2003-09-18  
   last obs. used      2020-12-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50143  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:40:47  

Additional Information
 Earth MOID = 1.65902 au 
 Jupiter MOID = 1.43267 au 
 T_jup = 3.204 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457528.5 (2016-May-20.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1430295495001059 5.6994e-08  
q 2.658061485304919 1.853e-07 au
tp 2457936.232313328873
(2017-Jul-01.73231333)
9.4648e-05 TDB
node 252.9873953621374 0.00011716 deg
peri 297.4704036824239 0.00011824 deg
i 2.64709058489193 4.8421e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      377  
   data-arc span      6294 days (17.23 yr)  
   first obs. used      2003-09-18  
   last obs. used      2020-12-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50143  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:40:47  

Additional Information
 Jupiter MOID = 1.43267 au 
 T_jup = 3.204 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.24835445385046E-15 -1.044088232258758E-14 -8.459602644937533E-13 1.465058137014971E-15 -3.713188001378898E-14 -1.562647249561602E-15
q -1.044088232258758E-14 3.433456409814109E-14 3.698913520766337E-12 -2.620590563687676E-15 2.537551127049668E-13 5.605446726278547E-15
tp -8.459602644937533E-13 3.698913520766337E-12 8.958287748252574E-9 -4.430071933079471E-12 1.544787855894068E-9 1.706021412634684E-12
node 1.465058137014971E-15 -2.620590563687676E-15 -4.430071933079471E-12 1.372569269072734E-8 -1.371171178102454E-8 -1.058883942451596E-10
peri -3.713188001378898E-14 2.537551127049668E-13 1.544787855894068E-9 -1.371171178102454E-8 1.398123434808189E-8 1.059977311278409E-10
i -1.562647249561602E-15 5.605446726278547E-15 1.706021412634684E-12 -1.058883942451596E-10 1.059977311278409E-10 2.344583449587147E-11

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 15.69   n/a MPCxxxxx  
diameter diameter 5.459 km 1.194 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.034   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

227695 (2006 DK44)          Discovered 2006-Feb-20 by CSS at Catalina
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ 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
1906-Jan-26 11:23 00:06 Jupiter 1.83843024566979 1.83842594005907 1.8384345512803 2.81823053181086 2.64970952423208 2417236.974144793 6.25058023971993 226.357919945552 32.5110824746729 54.5032334783138 1215693.91453498 T 21 CATAB v2.0f-lin.ifort 2021-Apr-14 00:40:48 2021-Apr-14 00:40
1916-Jan-03 07:40 00:06 Jupiter 1.45441633106178 1.4544156519171 1.45441701020713 1.12116097852469 0.303714649771115 2420865.819194566 5.82679250800809 8521.59876037835 1318.31365348178 7.87864984201362 1374843.87593322 T 21 CATAB v2.0f-lin.ifort 2021-Apr-14 00:40:48 2021-Apr-14 00:40
1925-Dec-07 21:07 00:05 Jupiter 1.91600431054323 1.91600104512324 1.91600757595973 2.94744499788534 2.79343460545592 2424492.379872519 4.84882903529746 106.098714865681 55.8578597208941 1.1994613848345 450994.517783432 T 21 CATAB v2.0f-lin.ifort 2021-Apr-14 00:40:48 2021-Apr-14 00:40
1977-May-25 05:17 00:02 Jupiter 1.86650792176013 1.86650621272607 1.86650963079388 2.92697494036744 2.76759480385389 2443288.719913247 2.20769824848909 88.3458752755505 35.2681766248938 55.2844638916823 1303685.11520244 T 21 CATAB v2.0f-lin.ifort 2021-Apr-14 00:40:48 2021-Apr-14 00:40
1987-May-03 01:02 00:02 Jupiter 1.45187979422042 1.45187923158519 1.4518803568582 1.14341532250316 0.374972440806217 2446918.542803778 1.67419884234737 4671.01635400886 696.056314489596 8.25281220241543 1432694.84634192 T 21 CATAB v2.0f-lin.ifort 2021-Apr-14 00:40:48 2021-Apr-14 00:40
1997-Apr-05 06:37 < 00:01 Jupiter 1.88764377348635 1.88764297049229 1.8876445764802 2.82500865990539 2.6614347617675 2450543.775840965 0.995945562497841 56.3930737722264 22.8609183265805 -83.7122389681445 1656804.20995807 T 21 CATAB v2.0f-lin.ifort 2021-Apr-14 00:40:48 2021-Apr-14 00:40
2048-Sep-16 06:12 00:02 Jupiter 1.88733358430757 1.88733256712218 1.88733460149286 3.00159620190303 2.84815612721385 2469335.758549584 1.64798634946201 65.2580046430217 28.9172094078096 70.8934230365328 1683328.55608727 T 21 CATAB v2.0f-lin.ifort 2021-Apr-14 00:40:48 2021-Apr-14 00:40
2058-Aug-29 00:43 00:02 Jupiter 1.44906373730985 1.44906317293716 1.44906430167907 1.17779776037152 0.467060800226472 2472969.529738056 2.38534235997576 2797.28091362706 469.442551165537 6.68208706686104 1131733.69530101 T 21 CATAB v2.0f-lin.ifort 2021-Apr-14 00:40:48 2021-Apr-14 00:40
2068-Jul-30 05:10 00:03 Jupiter 1.85730117628313 1.85729926006643 1.85730309249857 2.70089055561224 2.52640247385801 2476592.715167272 2.95500651793918 76.7020914127911 37.4733075402457 -55.2750732865057 892574.768670295 T 21 CATAB v2.0f-lin.ifort 2021-Apr-14 00:40:48 2021-Apr-14 00:40
2120-Jan-09 18:35 00:06 Jupiter 1.91412613893888 1.91412251479257 1.91412976308355 3.08518009815963 2.93825008638458 2495382.274148101 5.52728727923138 165.003734952777 43.0255634561384 38.4813332570156 893315.178484105 T 21 CATAB v2.0f-lin.ifort 2021-Apr-14 00:40:48 2021-Apr-14 00:40
2129-Dec-24 18:10 00:07 Jupiter 1.44614174677872 1.44614104916981 1.44614244438172 1.22269754798004 0.568828077609289 2499019.257134459 6.53211728608033 2637.69706296704 345.360244906097 0.175050188034809 588701.798021941 T 21 CATAB v2.0f-lin.ifort 2021-Apr-14 00:40:48 2021-Apr-14 00:40
2139-Nov-25 04:55 00:07 Jupiter 1.83014145442307 1.83013694460466 1.83014596423513 2.58087145818804 2.394840573109 2502641.705159887 7.10002701264461 179.052730458346 30.111344953215 -55.8565391474755 791447.108135237 T 21 CATAB v2.0f-lin.ifort 2021-Apr-14 00:40:48 2021-Apr-14 00:40
2191-May-06 18:11 00:10 Jupiter 1.9470935986152 1.94708701960719 1.94710017761645 3.18981302480844 3.05038839128596 2521432.257322200 9.72117581484411 277.989320701025 48.0486429206612 26.2088987960937 612696.115391516 T 21 CATAB v2.0f-lin.ifort 2021-Apr-14 00:40:48 2021-Apr-14 00:40
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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