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4405 Otava (1987 QD1)
Classification: Main-belt Asteroid          SPK-ID: 2004405
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1606931110520429 1.8852e-08  
a 3.199818944883744 1.6549e-08 au
q 2.68563008382711 6.3306e-08 au
i 9.449632468663294 3.0735e-07 deg
node 139.9848880865537 4.6674e-06 deg
peri 199.2915032853819 7.5056e-06 deg
M 312.4705745315164 6.1617e-06 deg
tp 2459672.523843395264
(2022-Apr-03.02384340)
3.6561e-05 TDB
period 2090.675042730859
5.72
1.6219e-05
4.441e-08
d
yr
n .1721931876748118 1.3359e-09 deg/d
Q 3.714007805940378 1.9209e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2598  
   data-arc span      14126 days (38.67 yr)  
   first obs. used      1982-10-24  
   last obs. used      2021-06-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45543  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-07 23:09:29  

Additional Information
 Earth MOID = 1.67771 au 
 Jupiter MOID = 1.67821 au 
 T_jup = 3.153 
[ 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 11.73   n/a E2021B10  
diameter diameter 16.034 km 0.352 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 2.879 h n/a LCDB (Rev. 2020-October); 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.207   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

4405 Otava (1987 QD1)          Discovered 1987-Aug-21 by Vavrova, Z. at Klet
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ 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
1909-Aug-08 21:47 00:04 Jupiter 1.91573904925327 1.91573770758405 1.91574039093327 3.08093504822118 2.93391943088397 2418527.407780578 3.71670063465827 245.45375505476 8.07189448566634 -75.1210486264773 7321779.4268011 T 36 CATAB v2.0g-lin.ifort 2021-Jul-07 23:10:57 2021-Jul-07 23:10
1920-Dec-26 19:24 00:03 Jupiter 1.82100227228069 1.82100142581224 1.82100311875774 2.98007508783309 2.8196747801975 2422685.308668860 3.00345549565213 213.515950671043 7.03489449922273 -79.3278910365668 8321419.92275991 T 36 CATAB v2.0g-lin.ifort 2021-Jul-07 23:10:57 2021-Jul-07 23:10
1932-May-26 06:39 00:02 Jupiter 1.75958456125475 1.75958415469134 1.75958496782316 2.91278821507234 2.74255033723924 2426853.776940112 2.40644446328697 168.8032242664 6.10411805130398 -84.1238573075103 9753762.33171325 T 36 CATAB v2.0g-lin.ifort 2021-Jul-07 23:10:57 2021-Jul-07 23:10
1943-Oct-26 14:25 00:02 Jupiter 1.74040113754208 1.74040098385294 1.74040129123132 2.86721526767973 2.69212902668289 2431024.100969203 1.93270334742761 117.957915329575 5.64152132239191 -89.9665166864408 11559929.4243869 T 36 CATAB v2.0g-lin.ifort 2021-Jul-07 23:10:57 2021-Jul-07 23:10
1955-Mar-19 10:37 00:02 Jupiter 1.76022126321878 1.76022101471538 1.76022151172268 2.83748517619805 2.66250211936858 2435185.942615456 1.56496294301648 67.2432443999951 6.15239947895793 81.527531391642 12603236.3902256 T 36 CATAB v2.0g-lin.ifort 2021-Jul-07 23:10:57 2021-Jul-07 23:10
1966-Jul-19 14:35 00:01 Jupiter 1.82142509529584 1.82142476540774 1.82142542518394 2.86455017404066 2.69732867682246 2439326.107427540 1.26187130381723 21.664874269415 9.2037201488714 56.2854024901793 8679453.34215364 T 36 CATAB v2.0g-lin.ifort 2021-Jul-07 23:10:57 2021-Jul-07 23:10
1977-Oct-21 15:01 < 00:01 Jupiter 1.91724077167575 1.91724045723856 1.91724108611304 3.07585036264782 2.92869775488222 2443438.125969951 0.971970255307258 22.2256124069878 2.24137865969283 -59.1257006770673 17859748.4421549 T 36 CATAB v2.0g-lin.ifort 2021-Jul-07 23:10:57 2021-Jul-07 23:10
2123-Jun-07 14:33 00:02 Jupiter 1.91099386980918 1.9109930075016 1.91099473212035 2.84026459945968 2.67966970078396 2496627.106230897 2.37675673801546 145.035338446887 6.99513359100872 -74.1453530723977 6920861.65320821 T 36 CATAB v2.0g-lin.ifort 2021-Jul-07 23:10:57 2021-Jul-07 23:10
2134-Oct-29 00:49 00:03 Jupiter 1.83668519089753 1.83668443649495 1.83668594530616 2.85873936334624 2.69259215033109 2500788.533841525 2.6927498223459 182.153537394358 6.17487287169928 -78.3365912464788 8212675.96238691 T 36 CATAB v2.0g-lin.ifort 2021-Jul-07 23:10:57 2021-Jul-07 23:10
2146-Mar-29 22:59 00:03 Jupiter 1.78944054862794 1.78944005367908 1.78944104358576 2.91006623375351 2.74258923951626 2504958.457358959 3.12370938025972 218.525566421682 5.37437074360923 -83.3885383455599 10026695.7062282 T 36 CATAB v2.0g-lin.ifort 2021-Jul-07 23:10:57 2021-Jul-07 23:10
2157-Aug-28 20:09 00:04 Jupiter 1.77528024000687 1.77528010170555 1.77528037830869 2.97884410468855 2.81411998595862 2509128.339413193 3.72958952098212 245.423867897615 4.99761801047081 -89.0535804782178 12375365.7598669 T 36 CATAB v2.0g-lin.ifort 2021-Jul-07 23:10:57 2021-Jul-07 23:10
2169-Jan-16 05:31 00:05 Jupiter 1.79809217056799 1.79809153087316 1.79809281027457 3.06922861410077 2.91170561503651 2513286.729804499 4.55430029984262 243.773067677517 5.70738047520797 83.6601784396985 13705333.8675765 T 36 CATAB v2.0g-lin.ifort 2021-Jul-07 23:10:57 2021-Jul-07 23:10
2180-May-16 14:02 00:06 Jupiter 1.86667175604041 1.86667036205324 1.86667315003342 3.21970333162036 3.07554351276194 2517425.084618560 5.58044470724308 183.552299016995 8.14024146800734 70.4468381730767 10236071.3472832 T 36 CATAB v2.0g-lin.ifort 2021-Jul-07 23:10:57 2021-Jul-07 23:10
2191-Aug-20 10:09 00:07 Jupiter 1.96939006413457 1.96938804458431 1.96939208368438 3.49668158852276 3.37143804271988 2521537.922777037 6.68580894252595 88.5576178234757 9.60047401651341 10.2130261228861 1864913.87701248 T 36 CATAB v2.0g-lin.ifort 2021-Jul-07 23:10:57 2021-Jul-07 23:10

Alternate Designations
 1987 QD1 = 1982 UL1 = 1982 VM9 = 1988 VX3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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