Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
1391 Carelia (1936 DA)
Classification: Main-belt Asteroid          SPK-ID: 2001391
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1648311249398557 3.7992e-08  
a 2.54778403432582 8.7317e-09 au
q 2.127829925844091 9.5725e-08 au
i 7.596225554759796 4.0089e-06 deg
node 103.3306417080047 3.1835e-05 deg
peri 85.87525783442038 3.5148e-05 deg
M 228.1323610799303 1.7781e-05 deg
tp 2459544.599183297653
(2021-Nov-26.09918330)
7.4601e-05 TDB
period 1485.396323095488
4.07
7.636e-06
2.091e-08
d
yr
n .2423595604772865 1.2459e-09 deg/d
Q 2.96773814280755 1.0171e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2165  
   data-arc span      30941 days (84.71 yr)  
   first obs. used      1936-02-14  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39898  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:19:29  

Additional Information
 Earth MOID = 1.14486 au 
 Jupiter MOID = 2.03122 au 
 T_jup = 3.411 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456492.5 (2013-Jul-19.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1641507954789287 3.8089e-08  
q 2.1295420244167 9.5898e-08 au
tp 2456573.908397517633
(2013-Oct-08.40839752)
6.9216e-05 TDB
node 103.3731538813747 3.1853e-05 deg
peri 85.94945696604627 3.5179e-05 deg
i 7.593879236813625 4.0074e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2165  
   data-arc span      30941 days (84.71 yr)  
   first obs. used      1936-02-14  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39898  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:19:29  

Additional Information
 Jupiter MOID = 2.03122 au 
 T_jup = 3.411 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.450800268628471E-15 -3.642314479826416E-15 -4.551305715662043E-13 1.413732855389884E-15 -8.698289793714757E-14 2.724427814760217E-15
q -3.642314479826416E-15 9.196341558529253E-15 1.293699757554495E-12 -3.058677685958272E-15 2.469526153997829E-13 -7.012770345418509E-15
tp -4.551305715662043E-13 1.293699757554495E-12 4.79089446024056E-9 -1.784483837990305E-11 1.05580979181749E-9 -6.686721361261274E-13
node 1.413732855389884E-15 -3.058677685958272E-15 -1.784483837990305E-11 1.014634830562811E-9 -1.008986430250523E-9 5.264912102617303E-12
peri -8.698289793714757E-14 2.469526153997829E-13 1.05580979181749E-9 -1.008986430250523E-9 1.237558058562584E-9 -5.427947708890752E-12
i 2.724427814760217E-15 -7.012770345418509E-15 -6.686721361261274E-13 5.264912102617303E-12 -5.427947708890752E-12 1.605951837083002E-11

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 11.8   n/a MPO502166  
diameter diameter 11.079 km 0.111 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 5.87822 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
geometric albedo albedo 0.214   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.897   0.026 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=4; phase (min.=6.85, mean=12.94, max.=18.69) deg.
U-B UB 0.433   0.024 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=6.85, mean=12.60, max.=18.35) deg.
Tholen spectral type spec_T S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices

1391 Carelia (1936 DA)          Discovered 1936-Feb-16 by Vaisala, Y. at Turku
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1936 DA = 1949 MR 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-25 02:53 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin