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4018 Bratislava (1980 YM)
Classification: Main-belt Asteroid          SPK-ID: 2004018
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1640448346441407 4.4413e-08  
a 2.580590190591991 9.01e-09 au
q 2.157257699492037 1.1373e-07 au
i 3.432310989004397 4.1315e-06 deg
node 252.2891441827555 7.1262e-05 deg
peri 158.1653330744011 7.2219e-05 deg
M 227.5208967010677 1.2238e-05 deg
tp 2459557.713806999968
(2021-Dec-09.21380700)
5.2376e-05 TDB
period 1514.178202635866
4.15
7.9301e-06
2.171e-08
d
yr
n .2377527290865207 1.2452e-09 deg/d
Q 3.003922681691946 1.0488e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1829  
   data-arc span      15430 days (42.25 yr)  
   first obs. used      1978-05-09  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50873  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 23:10:23  

Additional Information
 Earth MOID = 1.16837 au 
 Jupiter MOID = 2.36183 au 
 T_jup = 3.403 
[ 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 13.6   n/a MPO473821  
diameter diameter 11.577 km 0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.050   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

4018 Bratislava (1980 YM)          Discovered 1980-Dec-30 by Mrkos, A. 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
1913-Jul-24 18:43 < 00:01 Juno 0.0172170713179102 0.0172051141913522 0.0172290291904349 4.85378150164663 4.85378135606504 2419973.279756606 0.603002099315004 622.150692570752 30.5240373714322 -16.727754993796 24588.2748323701 T 28 CATAB v2.0f-lin.ifort 2020-Aug-24 23:10:31 2020-Aug-24 23:10
1996-Jun-05 09:25 < 00:01 Juno 0.0126555769942056 0.012654566639295 0.0126565874549919 4.75380982232205 4.75380962010293 2450239.892523929 0.415657698267718 88.8238995257365 30.9820211773053 61.5253209847943 54627.0875365836 T 28 CATAB v2.0f-lin.ifort 2020-Aug-24 23:10:31 2020-Aug-24 23:10
2027-Jul-27 18:21 < 00:01 Hygie 0.0463699317473131 0.0463686584461961 0.0463712050582422 3.70400766963758 3.70400744468338 2461614.264783596 0.829475179684112 117.977731832814 59.6455855406383 -77.8443367545245 114126.251880375 T 28 CATAB v2.0f-lin.ifort 2020-Aug-24 23:10:31 2020-Aug-24 23:10
2079-Apr-17 12:40 < 00:01 Juno 0.0342340103694571 0.0342252027370922 0.034242818659007 4.65835420996573 4.65835413367782 2480506.028083410 0.758362654462705 498.750660939795 30.8611164977419 28.4198337926052 79433.2746720599 T 28 CATAB v2.0f-lin.ifort 2020-Aug-24 23:10:31 2020-Aug-24 23:10

Alternate Designations
 1980 YM = 1978 JP3 = 1979 OH16 = 1981 AJ1 = 1981 BE 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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