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1280 Baillauda (1933 QB)
Classification: Outer Main-belt Asteroid          SPK-ID: 2001280
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 61 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04918953912026774 3.2579e-08  
a 3.414502033169029 1.5122e-08 au
q 3.246544251832228 1.1351e-07 au
i 6.461293988749887 3.717e-06 deg
node 293.0573442632218 3.1263e-05 deg
peri 97.76880886438396 5.0443e-05 deg
M 219.350845539033 4.0307e-05 deg
tp 2459900.876425250552
(2022-Nov-17.37642525)
0.0002598 TDB
period 2304.567804423972
6.31
1.531e-05
4.192e-08
d
yr
n .1562115027854354 1.0377e-09 deg/d
Q 3.58245981450583 1.5866e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2899  
   data-arc span      31829 days (87.14 yr)  
   first obs. used      1933-08-18  
   last obs. used      2020-10-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43027  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:20:39  

Additional Information
 Earth MOID = 2.26072 au 
 Jupiter MOID = 1.71125 au 
 T_jup = 3.132 
[ 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 10.1   n/a MPO473780 IRAS observations used: 18
diameter diameter 50.83 km 2.0 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 18
rotation period rot_per 12.6 h n/a LCDB (Rev. 2019-August); 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:
[Lagerkvist, C.-I.; Erikson, A.; Debehogne, H.; Festin, L.; et al. (1995) Astron. Astrophys. Suppl. Ser. 113, 115-129.]
geometric albedo albedo 0.0505   0.004 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 18
B-V BV 0.671   0.032 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=10.73 deg.
U-B UB 0.360   0.055 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=10.73 deg.
Tholen spectral type spec_T X   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices

1280 Baillauda (1933 QB)          Discovered 1933-Aug-18 by Delporte, E. at Uccle
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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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
1900-Oct-07 09:05 00:03 Jupiter 1.7945800535715 1.79457957181891 1.79458053532541 3.15430951068892 3.00094817756251 2415299.878461898 2.78595139349291 117.265140354626 13.3768340564507 78.1619707737127 3780499.69945014 T 61 CATAB v2.0f-lin.ifort 2020-Nov-13 04:20:47 2020-Nov-13 04:20
1914-Mar-15 18:09 00:02 Jupiter 1.71125744787373 1.71125710544303 1.71125779030443 3.50278384414242 3.35850457836308 2420207.256546158 2.42531006493739 62.1475854701935 14.2476480658231 89.7728410524074 4345243.51434317 T 61 CATAB v2.0f-lin.ifort 2020-Nov-13 04:20:47 2020-Nov-13 04:20
1927-Sep-10 23:01 00:02 Jupiter 1.74888399979727 1.74888353724496 1.74888446235007 3.22335574098858 3.06942645827076 2425134.458965315 2.22710757567204 115.733284932179 18.1291436044164 84.5850503757371 4234489.73622979 T 61 CATAB v2.0f-lin.ifort 2020-Nov-13 04:20:47 2020-Nov-13 04:20
1941-Apr-05 13:05 00:02 Jupiter 1.75710746993805 1.75710708049851 1.7571078593776 3.2491310841179 3.09721531655615 2430090.045249552 1.850677196607 70.1567923090918 14.6792490260126 -84.5596821378022 3847392.14101053 T 61 CATAB v2.0f-lin.ifort 2020-Nov-13 04:20:47 2020-Nov-13 04:20
1954-Sep-26 08:27 00:01 Jupiter 1.75394317926909 1.75394284887009 1.75394350966798 3.49479900072278 3.35376961325611 2435011.852062033 1.41996308700481 70.3057715392641 13.6608610672504 -88.3708820515054 3963895.43079139 T 61 CATAB v2.0f-lin.ifort 2020-Nov-13 04:20:47 2020-Nov-13 04:20
1968-Feb-26 10:57 00:01 Jupiter 1.83615048232799 1.83615013578972 1.83615082886626 3.12437439487725 2.97306382357012 2439912.956373082 1.1261098983385 80.4909245432846 15.0926392823945 -89.4338266986257 4219993.14565709 T 61 CATAB v2.0f-lin.ifort 2020-Nov-13 04:20:47 2020-Nov-13 04:20
1981-Aug-21 00:33 < 00:01 Jupiter 1.89935884800735 1.89935843253072 1.89935926348409 2.6110422498294 2.43426334046038 2444837.522872566 0.85841007439102 50.6160144672232 11.3106803042067 78.3871901569232 4023943.06634899 T 61 CATAB v2.0f-lin.ifort 2020-Nov-13 04:20:47 2020-Nov-13 04:20
1995-Feb-20 14:38 < 00:01 Jupiter 1.8331089322064 1.83310853481635 1.83310932959645 2.97702043212831 2.81753668575739 2449769.109823588 0.517381717069571 41.0886500349754 13.632588326011 77.3703468423137 3693114.36663549 T 61 CATAB v2.0f-lin.ifort 2020-Nov-13 04:20:47 2020-Nov-13 04:20
2008-Jul-29 20:02 < 00:01 Jupiter 1.72111319905414 1.72111283731235 1.72111356079594 3.4418527609054 3.29576661122509 2454677.334381921 0.255291651991403 50.9446084358087 14.5876224052613 85.35939164122 3985780.5531377 T 61 CATAB v2.0f-lin.ifort 2020-Nov-13 04:20:47 2020-Nov-13 04:20
2022-Jan-17 14:54 < 00:01 Jupiter 1.72953301126763 1.72953261934275 1.7295334031925 3.29683050791986 3.14477506663794 2459597.120770869 0.349159662932648 58.2189458732434 15.7084907358518 -86.6641345942899 3993432.25965043 T 61 CATAB v2.0f-lin.ifort 2020-Nov-13 04:20:47 2020-Nov-13 04:20
2035-Aug-11 23:09 < 00:01 Jupiter 1.76584044734872 1.76584004619075 1.7658408485067 3.17896981639575 3.02431926599471 2464551.464264887 0.658429167009563 39.3342111715487 13.6559376174853 -76.7929900712715 3954467.96863951 T 61 CATAB v2.0f-lin.ifort 2020-Nov-13 04:20:47 2020-Nov-13 04:20
2049-Feb-10 01:12 < 00:01 Jupiter 1.74346093920576 1.74346059020007 1.74346128821134 3.51044299581427 3.36920667176999 2469482.549899837 0.907843041110334 54.4966207750859 14.4435133692251 -88.182579557454 4171797.00479687 T 61 CATAB v2.0f-lin.ifort 2020-Nov-13 04:20:47 2020-Nov-13 04:20
2062-Jul-14 15:46 00:01 Jupiter 1.80871985668452 1.80871943413426 1.80872027923477 3.29869431096331 3.15353535817821 2474385.157273919 1.20008428499965 70.6526352408984 18.9655581819216 -87.8152875017104 4416286.50626669 T 61 CATAB v2.0f-lin.ifort 2020-Nov-13 04:20:47 2020-Nov-13 04:20
2075-Dec-31 00:29 00:02 Jupiter 1.89861625252998 1.89861582666246 1.8986166783975 2.71037911868408 2.54045320797066 2479302.519990205 1.5857757155747 82.851867561368 17.4853548792543 -88.7053082512279 4068052.12619904 T 61 CATAB v2.0f-lin.ifort 2020-Nov-13 04:20:47 2020-Nov-13 04:20
2089-Jul-04 16:42 00:02 Jupiter 1.85912691834614 1.85912643470439 1.85912740198832 2.7937229060411 2.62558242276288 2484237.195985329 1.92004796299997 71.589476265119 12.5997893150344 72.9341487647917 3650389.61481185 T 61 CATAB v2.0f-lin.ifort 2020-Nov-13 04:20:47 2020-Nov-13 04:20
2102-Dec-18 15:55 00:02 Jupiter 1.74454734162619 1.74454683048294 1.74454785277052 3.34331679462281 3.19479511869632 2489151.163230972 2.18519721730728 99.150485135215 13.5749474384772 77.813725923493 3935959.94092918 T 61 CATAB v2.0f-lin.ifort 2020-Nov-13 04:20:47 2020-Nov-13 04:20
2116-May-29 01:17 00:03 Jupiter 1.71983584242616 1.71983549452045 1.71983619033187 3.37274930223524 3.2234196041484 2494061.553755549 2.62320226678737 85.4863588829351 14.3631401274716 89.8275205464619 4219600.8868879 T 61 CATAB v2.0f-lin.ifort 2020-Nov-13 04:20:47 2020-Nov-13 04:20
2129-Dec-15 23:08 00:03 Jupiter 1.75909526520148 1.75909486502609 1.75909566537697 3.10809648478913 2.94910887017362 2499010.464116565 3.14944207771794 121.273340367345 15.1038253238393 -87.7260060267526 4101580.49049644 T 61 CATAB v2.0f-lin.ifort 2020-Nov-13 04:20:47 2020-Nov-13 04:20
2143-Jun-30 15:32 00:03 Jupiter 1.74762542286974 1.74762506311022 1.74762578262937 3.49233445823874 3.35068036909246 2503955.147284972 3.27463545540238 143.282839157875 14.6132485448272 -87.6334852737851 4057299.89173404 T 61 CATAB v2.0f-lin.ifort 2020-Nov-13 04:20:47 2020-Nov-13 04:20
2156-Dec-04 17:47 00:03 Jupiter 1.78643155927381 1.78643098738459 1.78643213116343 3.45137895960099 3.31115273061515 2508861.240920210 3.46511611242799 81.3232035905821 24.0783512223931 77.5340750266626 4225371.56937758 T 61 CATAB v2.0f-lin.ifort 2020-Nov-13 04:20:47 2020-Nov-13 04:20
2170-May-15 21:32 00:04 Jupiter 1.88071929417013 1.88071870972499 1.8807198786189 2.85579039672644 2.69347278333137 2513771.397009662 3.93509889766298 210.155872194054 19.8791732817632 -82.0607815277563 4260872.36720047 T 61 CATAB v2.0f-lin.ifort 2020-Nov-13 04:20:47 2020-Nov-13 04:20
2183-Nov-17 00:19 00:04 Jupiter 1.88764530263176 1.88764476319287 1.88764584207258 2.67922387684054 2.50615290173542 2518704.513361104 4.32288811309033 138.336043497396 11.3283637090083 77.7153665697722 3749742.26311434 T 61 CATAB v2.0f-lin.ifort 2020-Nov-13 04:20:47 2020-Nov-13 04:20
2197-May-07 16:47 00:04 Jupiter 1.76947501976609 1.76947418049869 1.76947585904042 3.20042185842712 3.04718370433562 2523625.199416910 4.47501180084688 200.068932082791 13.2573091007156 76.9951745363185 3835200.65757916 T 61 CATAB v2.0f-lin.ifort 2020-Nov-13 04:20:47 2020-Nov-13 04:20

Alternate Designations
 1933 QB = 1931 HE = 1946 SF = 1959 UK = 1961 AN = A912 GB 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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