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1440 Rostia (1937 TF)
Classification: Main-belt Asteroid          SPK-ID: 2001440
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1882459323532595 3.2605e-08  
a 3.165434451011732 1.5005e-08 au
q 2.569554291477901 1.049e-07 au
i 2.268653824094826 3.7743e-06 deg
node 46.68706376617885 9.9562e-05 deg
peri 349.8882891631035 0.00010014 deg
M 271.0524039047977 1.1903e-05 deg
tp 2459508.753207930031
(2021-Oct-21.25320793)
7.0126e-05 TDB
period 2057.066889800751
5.63
1.4626e-05
4.004e-08
d
yr
n .1750064627382486 1.2443e-09 deg/d
Q 3.761314610545564 1.7829e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2273  
   data-arc span      30322 days (83.02 yr)  
   first obs. used      1937-10-11  
   last obs. used      2020-10-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51275  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:18:58  

Additional Information
 Earth MOID = 1.57678 au 
 Jupiter MOID = 1.66908 au 
 T_jup = 3.175 
[ 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 12.4   n/a MPO435709  
diameter diameter 15.299 km 0.446 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 9.448 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.083   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

1440 Rostia (1937 TF)          Discovered 1937-Oct-11 by Reinmuth, K. at Heidelberg
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
1924-Sep-26 17:36 00:02 Jupiter 1.81339164431791 1.81339087723254 1.81339241140276 2.15244034678373 1.92322995941819 2424055.233571282 1.88022803071397 49.9469985853323 9.84738495982127 89.6718719872342 1434389.75543525 T 29 CATAB v2.0f-lin.ifort 2020-Nov-13 04:19:05 2020-Nov-13 04:19
1935-Apr-15 03:26 00:02 Jupiter 1.68127451276323 1.68127420338595 1.6812748221406 1.4804206374799 1.08814039855929 2427907.642855133 1.55173848318059 106.659131688477 84.6366380856363 -89.6297316730815 2601344.77165114 T 29 CATAB v2.0f-lin.ifort 2020-Nov-13 04:19:05 2020-Nov-13 04:19
1945-Nov-08 18:38 00:01 Jupiter 1.80452604385865 1.80452545906489 1.80452662865384 1.85777596201804 1.58510438721184 2431768.276168400 1.29385801005453 120.626690454782 21.1493238480105 -82.1810056545646 2878994.34818606 T 29 CATAB v2.0f-lin.ifort 2020-Nov-13 04:19:05 2020-Nov-13 04:19
2020-Apr-02 18:59 < 00:01 Jupiter 1.88894811835762 1.88894770902946 1.88894852768568 2.66275241333546 2.48866051650386 2458942.291082333 0.235338571263608 37.6399897405074 9.74637760439983 86.1316520477773 3126927.45150523 T 29 CATAB v2.0f-lin.ifort 2020-Nov-13 04:19:05 2020-Nov-13 04:19
2030-Oct-14 04:32 < 00:01 Jupiter 1.68828053775211 1.6882802159576 1.68828085954643 1.5583765870642 1.19378522777435 2462788.688996519 0.436255431327925 84.6694247129652 59.7248925638835 84.7327608264101 2675029.98298156 T 29 CATAB v2.0f-lin.ifort 2020-Nov-13 04:19:05 2020-Nov-13 04:19
2041-May-09 22:04 < 00:01 Jupiter 1.72802782759515 1.72802744016656 1.72802821502433 1.59961450836555 1.25635672823178 2466649.419404214 0.689972019845687 105.292683789368 53.7845667659697 -80.6851362341841 2628962.80515345 T 29 CATAB v2.0f-lin.ifort 2020-Nov-13 04:19:05 2020-Nov-13 04:19
2051-Dec-01 18:37 < 00:01 Jupiter 1.97661859235767 1.97661803025074 1.97661915446472 2.57645986412174 2.40439254119344 2470507.275724840 0.948426300478585 62.0070128248911 10.8543193071175 83.3231601438758 2998113.84549701 T 29 CATAB v2.0f-lin.ifort 2020-Nov-13 04:19:05 2020-Nov-13 04:19
2115-Oct-11 11:07 00:02 Jupiter 1.98760951260996 1.98760862151462 1.98761040370541 3.34662899715419 3.21677212522339 2493830.962954955 2.1694670632237 60.0535821332696 18.7182872394983 67.1687489468518 1938695.5342589 T 29 CATAB v2.0f-lin.ifort 2020-Nov-13 04:19:05 2020-Nov-13 04:19
2126-Apr-19 00:22 00:02 Jupiter 1.73172064797355 1.73171999439102 1.73172130155538 1.80619481296309 1.51132255879809 2497673.515223663 2.43167013731026 71.6673240670459 46.8351223033049 -55.7600565099715 1418086.57453224 T 29 CATAB v2.0f-lin.ifort 2020-Nov-13 04:19:05 2020-Nov-13 04:19
2136-Nov-07 16:03 00:03 Jupiter 1.68086559999654 1.68086512188033 1.68086607811324 1.46460213553315 1.06640449902611 2501529.168648730 2.62430720318134 131.284702967919 93.1578342102866 -68.5415246089509 2328184.50524863 T 29 CATAB v2.0f-lin.ifort 2020-Nov-13 04:19:05 2020-Nov-13 04:19
2147-Jun-02 15:29 00:03 Jupiter 1.88051104182438 1.8805098120062 1.88051227164748 2.14263261788327 1.92094550397749 2505388.144971571 2.91823286796382 188.957337360317 7.44973646225336 89.1141428895788 2912664.99602851 T 29 CATAB v2.0f-lin.ifort 2020-Nov-13 04:19:05 2020-Nov-13 04:19

Alternate Designations
 1937 TF = 1954 YA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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