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753 Tiflis (A913 HH)
Classification: Main-belt Asteroid          SPK-ID: 2000753
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2215713411246995 1.9972e-08  
a 2.32850812516627 5.1815e-09 au
q 1.81257745705342 4.7489e-08 au
i 10.08812087922926 5.9933e-07 deg
node 61.33228591792363 2.4907e-06 deg
peri 202.9918946372161 3.8248e-06 deg
M 70.48162170673243 4.4364e-06 deg
tp 2458946.409486544231
(2020-Apr-06.90948654)
1.5646e-05 TDB
period 1297.821795654559
3.55
4.3319e-06
1.186e-08
d
yr
n .2773878518648497 9.2588e-10 deg/d
Q 2.844438793279121 6.3296e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3229  
   data-arc span      41370 days (113.26 yr)  
   first obs. used      1907-11-07  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .38288  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 18:50:15  

Additional Information
 Earth MOID = .800092 au 
 Jupiter MOID = 2.24267 au 
 T_jup = 3.519 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457477.5 (2016-Mar-30.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .221063889241873 2.0001e-08  
q 1.814368270855372 4.7519e-08 au
tp 2457647.858322963455
(2016-Sep-16.35832296)
1.4612e-05 TDB
node 61.35769972031459 2.4899e-06 deg
peri 202.9264920773354 3.8257e-06 deg
i 10.08867132555835 5.9936e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      3229  
   data-arc span      41370 days (113.26 yr)  
   first obs. used      1907-11-07  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .38288  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 18:50:15  

Additional Information
 Jupiter MOID = 2.24267 au 
 T_jup = 3.519 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.000360779356856E-16 -9.471618529052698E-16 -2.321325320376498E-13 -4.97078255324821E-15 -2.784903936289912E-14 1.187333923971812E-15
q -9.471618529052698E-16 2.258071426691196E-15 5.471721269149005E-13 1.154023318617187E-14 6.418051317036286E-14 -2.733290683051348E-15
tp -2.321325320376498E-13 5.471721269149005E-13 2.135238351829061E-10 1.288980331418702E-12 3.928491336466705E-11 -1.253053902339269E-13
node -4.97078255324821E-15 1.154023318617187E-14 1.288980331418702E-12 6.19977661094699E-12 -5.82806123063605E-12 -1.069253230277216E-12
peri -2.784903936289912E-14 6.418051317036286E-14 3.928491336466705E-11 -5.82806123063605E-12 1.463569288873704E-11 1.02262444725881E-12
i 1.187333923971812E-15 -2.733290683051348E-15 -1.253053902339269E-13 -1.069253230277216E-12 1.02262444725881E-12 3.592278432294873E-13

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 10.20   n/a E2021B10 IRAS observations used: 2
diameter diameter 20.922 km 0.827 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 9.85 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Van Houten, C.J. (1962) Bul. Astron. Inst. Netherlands 16, 160-162.]
[Binzel, R.P. (1987) Icarus 72, 135-208.]
[Durech, J. (2006) IAU 2006, poster paper.]
[Behrend, R. (2010) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Hanus, J.; Durech, J.; Broz, M.; Warner, B.D.; et al. (2011) Astron. Astrophys. 530, A134.]
geometric albedo albedo 0.333   0.050 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
B-V BV 0.936   0.028 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=10.51 deg.
U-B UB 0.491   0.038 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=10.51 deg.
Tholen spectral type spec_T S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices
SMASSII spectral type spec_B L   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

753 Tiflis (A913 HH)          Discovered 1913-Apr-30 by Neujmin, G. and Belyavskij, M. at Simeis
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 A913 HH = A907 VK = A909 DD 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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