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541441 (2011 HA97)
Classification: Main-belt Asteroid          SPK-ID: 2541441
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06546154077062885 7.5004e-08  
a 3.012276000616186 3.4908e-08 au
q 2.815087772389463 2.4382e-07 au
i 3.743083101252268 6.6088e-06 deg
node 230.8087014802013 9.8677e-05 deg
peri 268.9907187648041 0.00013307 deg
M 37.05941067391295 8.0827e-05 deg
tp 2459199.921246243858
(2020-Dec-16.42124624)
0.00043004 TDB
period 1909.591924569565
5.23
3.3194e-05
9.088e-08
d
yr
n .1885219534959787 3.2771e-09 deg/d
Q 3.209464228842909 3.7193e-08 au
  Orbit Determination Parameters
   # obs. used (total)      141  
   data-arc span      8170 days (22.37 yr)  
   first obs. used      1998-11-26  
   last obs. used      2021-04-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61667  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 09:00:58  

Additional Information
 Earth MOID = 1.83203 au 
 Jupiter MOID = 1.81836 au 
 T_jup = 3.243 
[ 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 16.96   .30258 MPCxxxxx autocmod 2.8

541441 (2011 HA97)          Discovered 2011-Mar-11 by Mount Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2019-12-13

[ 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
1903-Sep-19 10:51 00:06 Jupiter 1.83520364990801 1.8352026889785 1.83520461083899 2.71078138394777 2.53480824873748 2416376.952317510 5.97460134049422 305.267282493229 20.8297806071381 -86.0593495639661 1302001.25937145 T 12 CATAB v2.0g-lin.ifort 2021-Jul-09 09:00:59 2021-Jul-09 09:01
1950-Jun-14 17:52 00:03 Jupiter 1.86178856416518 1.86178752242829 1.86178960590397 2.68156171654444 2.50616665484611 2433447.244639574 3.42680941008311 155.478813422916 15.8838613743365 -81.4053806386445 1542708.88761567 T 12 CATAB v2.0g-lin.ifort 2021-Jul-09 09:00:59 2021-Jul-09 09:01
1988-Jan-31 21:18 00:02 Jupiter 1.9294344860573 1.92943353774156 1.92943543437282 3.47687340073997 3.34823055430731 2447192.387647632 1.50215926330058 88.1982175255885 35.4770115876672 85.7968310029002 1478361.740938 T 12 CATAB v2.0g-lin.ifort 2021-Jul-09 09:00:59 2021-Jul-09 09:01
1997-Mar-12 20:30 < 00:01 Jupiter 1.952841227785 1.95284063249226 1.95284182307775 3.00125721408275 2.85308040138174 2450520.354105088 0.978719727714798 67.7247403082437 17.6348619545255 -80.8707528235265 2261010.49428158 T 12 CATAB v2.0g-lin.ifort 2021-Jul-09 09:00:59 2021-Jul-09 09:01
2034-Nov-04 09:18 00:01 Jupiter 1.85246381580896 1.85246269580451 1.8524649358132 2.98176027824111 2.82425428124413 2464270.887682074 1.08797549162079 78.6466101387665 28.9497455111288 77.999241663485 1281680.64052313 T 12 CATAB v2.0g-lin.ifort 2021-Jul-09 09:00:59 2021-Jul-09 09:01
2081-Aug-01 18:45 00:04 Jupiter 1.829776097009 1.82977522330551 1.8297769707128 2.68007309644661 2.50139378435462 2481343.281097422 3.63365197514401 194.38660739211 18.6551954306287 -87.6231837305502 1433523.53495928 T 12 CATAB v2.0g-lin.ifort 2021-Jul-09 09:00:59 2021-Jul-09 09:01
2128-Apr-28 05:47 00:06 Jupiter 1.87467834675063 1.87467719388077 1.87467949962987 2.72214717956749 2.55077234768519 2498413.740940111 6.17939533514479 263.838383737263 14.5961536552288 -81.3223450498909 1909974.64569089 T 12 CATAB v2.0g-lin.ifort 2021-Jul-09 09:00:59 2021-Jul-09 09:01
2165-Dec-17 16:56 00:08 Jupiter 1.90510314548426 1.90510064839115 1.9051056426024 3.36261107684893 3.22768321268288 2512161.205433956 7.78579037393075 402.550016110917 34.937711300848 78.175936420111 1434257.86621594 T 12 CATAB v2.0g-lin.ifort 2021-Jul-09 09:00:59 2021-Jul-09 09:01
2175-Jan-27 09:49 00:09 Jupiter 1.97686618181468 1.9768635624235 1.97686880120755 3.08919276386098 2.94723214840541 2515488.909185347 8.49755127541982 170.676217972641 31.511250809006 -56.7935662906202 1379159.52048362 T 12 CATAB v2.0g-lin.ifort 2021-Jul-09 09:00:59 2021-Jul-09 09:01

Alternate Designations
 2011 HA97 = 2013 RH57 = 2016 GF11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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