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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1604719582881033 1.8865e-08  
a 3.198681456757199 1.696e-08 au
q 2.685382779451529 6.3414e-08 au
i 9.449528835202253 3.0741e-07 deg
node 139.9859379595467 4.6696e-06 deg
peri 199.3837811569511 7.51e-06 deg
M 278.6020514850313 6.0953e-06 deg
tp 2459672.960901780423
(2022-Apr-03.46090178)
3.6696e-05 TDB
period 2089.560335905446
5.72
1.6618e-05
4.55e-08
d
yr
n .1722850466741872 1.3702e-09 deg/d
Q 3.71198013406287 1.9681e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2539  
   data-arc span      14022 days (38.39 yr)  
   first obs. used      1982-10-24  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45989  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 16:18:57  

Additional Information
 Earth MOID = 1.67641 au 
 Jupiter MOID = 1.68065 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 1.9157390569446 1.91573770004719 1.915740413853 3.08093502634706 2.93391940851879 2418527.407782418 3.76080703531797 248.38292054835 8.07237421058303 -75.124049464017 7321182.85602779 T 35 CATAB v2.0f-lin.ifort 2021-Apr-12 16:20:06 2021-Apr-12 16:20
1920-Dec-26 19:24 00:03 Jupiter 1.82100227690792 1.82100142139935 1.8210031324254 2.98007507239653 2.81967476430198 2422685.308668856 3.03899761005513 216.052942575424 7.03589791691689 -79.3325936837442 8320132.78245016 T 35 CATAB v2.0f-lin.ifort 2021-Apr-12 16:20:06 2021-Apr-12 16:20
1932-May-26 06:39 00:02 Jupiter 1.75958456318765 1.75958415320773 1.75958497317257 2.91278821479662 2.74255033713921 2426853.776948352 2.43486205000647 170.795831214999 6.10584139484476 -84.131145050266 9751105.54406712 T 35 CATAB v2.0f-lin.ifort 2021-Apr-12 16:20:06 2021-Apr-12 16:20
1943-Oct-26 14:25 00:02 Jupiter 1.74040113742798 1.74040098372172 1.74040129113433 2.86721527186939 2.69212903113317 2431024.100980189 1.9555067204362 119.334831782736 5.64430236833545 -89.9792985604799 11554238.4532737 T 35 CATAB v2.0f-lin.ifort 2021-Apr-12 16:20:06 2021-Apr-12 16:20
1955-Mar-19 10:37 00:02 Jupiter 1.76022126187634 1.76022101078566 1.76022151296761 2.83748517939289 2.66250212263556 2435185.942629061 1.58343790052263 68.0080948182587 6.15720406222816 81.4966223774292 12590901.5915998 T 35 CATAB v2.0f-lin.ifort 2021-Apr-12 16:20:06 2021-Apr-12 16:20
1966-Jul-19 14:35 00:01 Jupiter 1.82142509358387 1.82142476001941 1.82142542714833 2.86455017725383 2.69732868007278 2439326.107427572 1.27677866910574 21.8941270986618 9.21577628162851 56.0667364876751 8643368.012319 T 35 CATAB v2.0f-lin.ifort 2021-Apr-12 16:20:06 2021-Apr-12 16:20
1977-Oct-21 15:01 < 00:01 Jupiter 1.91724077025539 1.91724045289987 1.91724108761102 3.07585038540422 2.92869777867027 2443438.125966827 0.983405557542303 22.4495103932609 2.24202077078507 -59.1444460463815 17859285.9737049 T 35 CATAB v2.0f-lin.ifort 2021-Apr-12 16:20:06 2021-Apr-12 16:20
2123-Jun-07 14:33 00:02 Jupiter 1.9109938667171 1.91099299426578 1.910994739172 2.84026459537452 2.67966969618633 2496627.106218453 2.40608614434968 146.812093151017 6.99524952559233 -74.1430704307306 6920357.6383395 T 35 CATAB v2.0f-lin.ifort 2021-Apr-12 16:20:06 2021-Apr-12 16:20
2134-Oct-29 00:49 00:03 Jupiter 1.83668518826752 1.83668442484563 1.83668595169567 2.85873936567595 2.69259215255931 2500788.533831513 2.72584082256865 184.38199542784 6.17533011722218 -78.3330527635617 8211748.02549401 T 35 CATAB v2.0f-lin.ifort 2021-Apr-12 16:20:06 2021-Apr-12 16:20
2146-Mar-29 22:59 00:03 Jupiter 1.78944054693862 1.78944004612246 1.78944104776393 2.9100662310076 2.74258923643974 2504958.457354267 3.16192098416585 221.194724974872 5.37531566341916 -83.3845532906493 10024970.8798737 T 35 CATAB v2.0f-lin.ifort 2021-Apr-12 16:20:06 2021-Apr-12 16:20
2157-Aug-28 20:09 00:04 Jupiter 1.77528023991873 1.77528010142911 1.77528037840875 2.97884411227575 2.81411999398152 2509128.339400477 3.77503522693352 248.417092519661 4.99892869083209 -89.0495363531406 12372335.2038032 T 35 CATAB v2.0f-lin.ifort 2021-Apr-12 16:20:06 2021-Apr-12 16:20
2169-Jan-16 05:31 00:05 Jupiter 1.79809217290153 1.79809152622414 1.79809281959098 3.06922862411741 2.91170562580501 2513286.729789963 4.60965118608918 246.742915360484 5.70851568891775 83.6642433535965 13702024.5465353 T 35 CATAB v2.0f-lin.ifort 2021-Apr-12 16:20:06 2021-Apr-12 16:20
2180-May-16 14:02 00:06 Jupiter 1.86667176125727 1.86667035094262 1.86667317157786 3.21970335769468 3.07554354047078 2517425.084597948 5.64817839603603 185.785313810771 8.14076040903198 70.4512079349709 10235414.7194092 T 35 CATAB v2.0f-lin.ifort 2021-Apr-12 16:20:06 2021-Apr-12 16:20
2191-Aug-20 10:09 00:07 Jupiter 1.96939007169838 1.96938802809846 1.96939211529786 3.49668166048598 3.37143811784637 2521537.922748475 6.76693005945394 89.6188080489346 9.60182221464571 10.2287323141469 1860340.96962281 T 35 CATAB v2.0f-lin.ifort 2021-Apr-12 16:20:06 2021-Apr-12 16:20

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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