Coord 2000 | 18239+5848 | Discov num | STF2323 | Comp | CD | Coord arcsec 2000 | 18 23 58.45 +58 49 26.4 | ||||
Date first | 1880 | Date last | 2015 | Obs | 10 | ||||||
Pa first | 66 | Pa last | 68 | P.A. Now (θ) | 68° | ||||||
Sep first | 198.0 | Sep last | 198.188 | Sep. Now (ρ) | 198.188" | ||||||
Mag pri | 7.90 | Mag sec | 11.00 | delta mag (ΔM) | 3.1 | Spectral class | F8 (yellow-white) | ||||
Pri motion ra | -042 | Sec motion ra | |||||||||
Pri motion dec | +061 | Sec motion dec | |||||||||
Notes | N (See Notes) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 39 Dra | 30949 | 18 23 55 +58 48 02 | STF 2323 AB | 2020 | 146 | 348 | 3.6 | 5.06 | 8.07 | 3.01 | Y | |
Show | 30949 | 18 23 55 +58 48 02 | STF 2323 AC | 2020 | 67 | 20 | 88.9 | 5.06 | 7.95 | 2.89 | |||
Show | 30949 | 18 23 55 +58 48 02 | STF 2323 AF | 2008 | 3 | 80 | 150.5 | 5.06 | 12.90 | 7.84 | |||
Show | 30949 | 18 23 55 +58 48 02 | STF 2323 AG | 2003 | 3 | 244 | 35.8 | 5.06 | 13.30 | 8.24 | |||
Show | 30949 | 18 23 55 +58 48 02 | STF 2323 AH | 2000 | 2 | 93 | 44.2 | 5.06 | 14.40 | 9.34 | |||
Show | 30950 | 18 23 55 +58 48 06 | STF 2323 BC | 2017 | 36 | 20 | 86.5 | 8.07 | 7.95 | 0.12 | |||
Show | 30950 | 18 23 58 +58 49 26 | STF 2323 CD | 2015 | 10 | 68 | 198.2 | 7.90 | 11.00 | 3.10 | <=== |
Constellation | Draco | SAO | 30950 | Tycho2 | 3916-00698-1 | Gaia DR2 | 2157548753536798208 | ||||
HD | 238865 | ADS | 11336 |
discov_num | notes | refcode |
STF2323 | 39 Dra. STTA169 = STFA 36. A is a double-lined spectroscopic binary. | |
C is a spectroscopic binary, P =2.71d. | ||
AC: HJL1098. | HJL1986 | |
AB: H 1 7. | MEv2010 |
refcode | metd | author | reference |
HJL1986 | Pa - | Halbwachs, J.L. | 1986A&AS...66..131H |
HJL1986 | A&AS 66, 131, 1986 | ||
HJL1986 | (Possible CPM pairs from AGK2/3. Coarse astrometry, incl. mean 1950 dates, added | ||
HJL1986 | only for previously unknown pairs. Table 1: HJL 1 - 326, Table 2: HJL1001 - 1113) | ||
MEv2010 | - | MacEvoy, B. | ................... |
MEv2010 | private communication, 2010 (see http://www.handprint.com/ASTRO/index.html) |
idgroup | discov | author |
1 | STF | Struve, F.G.W. |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
18239+5848 | STF2323 | CD | 2000 | 3 | 68 | 198.1 | 7.90 | 11.00 | F8 | 182358.45+584926.4 | |
18239+5848 | STF2323 | CD | 2003 | 5 | 68 | 198.2 | 7.90 | 11.00 | F8 | N | 182358.45+584926.4 |
18239+5848 | STF2323 | CD | 2015 | 7 | 68 | 198.2 | 7.90 | 11.00 | F8 | N | 182358.45+584926.4 |
Click on the map to see the double of your interest. Pass over with the mouse cursor to display the catalog designation. |
Click on the map to see the double of your interest. Pass over with the mouse cursor to display the catalog designation. |
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
|
A | B | C | D | F | G | |
B | pa=348.0° sep=4.50" | |||||
C | pa=19.3° sep=89.32" | pa=20.9° sep=85.51" | ||||
D | pa=38.2° sep=201.67" | pa=39.2° sep=198.81" | pa=52.0° sep=120.65" | |||
F | pa=71.2° sep=81.10" | pa=74.4° sep=80.68" | pa=140.9° sep=74.93" | pa=199.9° sep=140.81" | ||
G | pa=226.9° sep=22.85" | pa=218.2° sep=25.47" | pa=204.8° sep=110.09" | pa=219.0° sep=224.28" | pa=245.9° sep=102.35" | |
H | pa=95.4° sep=22.96" | pa=105.4° sep=24.67" | pa=184.4° sep=86.71" | pa=212.3° sep=190.23" | pa=242.3° sep=60.89" | pa=71.2° sep=41.76" |
Name | 39 Dra | Coord arcsec 2000 | 182354.65+584802.1 | Mag | 5.06 | Spectral class | A1V (white) | ||||
PmRA | -37.00 | PmDE | 62.0 | SAO | 30949 | HIP | 90156 | ||||
Tycho2 | 3916-01982-1 | HD | 170073 | HR | 6923 | GC | 25151 | ||||
ADS | 11336 | BD | BD+58 1809 | Flamsteed | 39 Draconis | Flamsteed name | 39 Dra |
Tycho2 | 3916-01982-1 | Pflag | X | RAmdeg | DEmdeg | ||||||
PmRA | PmDE | E RAmdeg | E DEmdeg | ||||||||
E pmRA | E pmDE | EpRAm | EpDEm | ||||||||
Num | Q RAmdeg | Q DEmdeg | Q pmRA | ||||||||
Q pmDE | BTmag | 5.131 | E BTmag | 0.014 | VTmag | 5.058 | |||||
E VTmag | 0.009 | Prox | 38 | TYC | T | HIP | 90156 | ||||
CCDM | A | RAdeg | 275.97769528 | DEdeg | 58.80058500 | EpRA 1990 | 1.69 | ||||
EpDE 1990 | 1.32 | E RAdeg | 3.3 | E DEdeg | 3.8 | Posflg | |||||
Corr | -0.1 |
SAO | 30949 | DelFlag | RA1950 | PmRA1950 | -0.0057 | ||||||
DE1950 | PmDE1950 | 0.061 | Vmag | 4.9 | SpType | A2 | |||||
Double code | Source | 71 | CatNum | 694 | DM | BD+58 1809 | |||||
DMcomp | BDsup | HD | 170073 | M HD | 0 | ||||||
GC | 25151 | RA1950rad | 4.81352159 | DE1950rad | 1.02575181 | PmRA2000 | -0.005 | ||||
PmDE2000 | 0.06 |
Catalog | H | HIP | 90156 | Proxy | H | RAhms | 18 23 54.65 | ||||
DEdms | +58 48 02.1 | Vmag | 4.98 | VarFlag | R Vmag | G | |||||
RAdeg | 275.978 | DEdeg | 58.8006 | AstroRef | A | Plx | 17.31 | ||||
CCDM | 18240+5848 | N CCDM | I | Nsys | 1 | Ncomp | 2 | ||||
MultFlag | C | Source | Qual | A | M HIP | AB | |||||
Theta | 350 | Rho | 3.783 | HD | 170073 | BD | BD+58 1809 | ||||
CD | CP | Dm number | +58 1809 | VIred | 0.05 | ||||||
SpType | A3V | R SpType | Coord arcsec 2000 | 182354.65+584802.1 |
HIP | 90156 | Sn | 15 | So | 3 | Nc | 2 | ||||
RArad | 4.8167195997 | DErad | 1.0262638086 | Plx | 17.71 | PmRA | -37.82 | ||||
PmDE | 61.6 | E RArad | 0.35 | E DErad | 0.31 | E Plx | 0.35 | ||||
E pmRA | 0.39 | E pmDE | 0.41 | Hpmag | 5.0103 | E Hpmag | 0.0005 | ||||
SHp | 0.004 | VA | 0 | BV | 0.082 | E BV | 0.002 | ||||
VI | 0.05 |
Coord arcsec 2000 | 182354.53+584806.5 | Coord calc | 182354.53+584806.5 | Mag | 8.07 | Spectral class | F5V (yellow-white) | ||||
PmRA | -38.00 | PmDE | 62.0 | Calc delta mag | 3.01 |
Coord arcsec 2000 | 182358.45+584926.4 | Coord calc | 182358.45+584926.4 | Mag | 7.9 | Spectral class | F8 (yellow-white) | ||||
PmRA | -42.00 | PmDE | 61.0 | SAO | 30950 | Tycho2 | 3916-00698-1 | ||||
HD | 238865 | ADS | 11336 | DM | BD+58 1810 | Calc delta mag | 2.84 |
Tycho2 | 3916-00698-1 | Pflag | RAmdeg | 275.99351450 | DEmdeg | 58.82399229 | |||||
PmRA | -42.0 | PmDE | 61.0 | E RAmdeg | 5 | E DEmdeg | 6 | ||||
E pmRA | 1.0 | E pmDE | 1.2 | EpRAm | 1991.23 | EpDEm | 1990.98 | ||||
Num | 10 | Q RAmdeg | 1.2 | Q DEmdeg | 0.7 | Q pmRA | 1.1 | ||||
Q pmDE | 0.7 | BTmag | 8.491 | E BTmag | 0.016 | VTmag | 7.949 | ||||
E VTmag | 0.012 | Prox | 856 | TYC | T | HIP | |||||
CCDM | RAdeg | 275.99370194 | DEdeg | 58.82384750 | EpRA 1990 | 1.66 | |||||
EpDE 1990 | 1.47 | E RAdeg | 5.4 | E DEdeg | 6.2 | Posflg | |||||
Corr | 0.2 |
SAO | 30950 | DelFlag | RA1950 | PmRA1950 | -0.0042 | ||||||
DE1950 | PmDE1950 | 0.075 | Vmag | 8.9 | SpType | F8 | |||||
Double code | Source | 38 | CatNum | 9782 | DM | BD+58 1810 | |||||
DMcomp | BDsup | HD | 238865 | M HD | 0 | ||||||
GC | RA1950rad | 4.81381483 | DE1950rad | 1.02615853 | PmRA2000 | -0.0035 | |||||
PmDE2000 | 0.074 |
Coord arcsec 2000 | 182410.70+585040.6 | Mag | 11 | Calc delta mag | 5.94 | Calc coord | yes |
Coord arcsec 2000 | 182404.53+584828.2 | Mag | 12.9 | PmRA | 5.00 | PmDE | -10.0 | ||||
Calc delta mag | 7.84 | Calc coord | yes |
Coord arcsec 2000 | 182352.50+584746.5 | Mag | 13.3 | PmRA | 5.00 | PmDE | -16.0 | ||||
Calc delta mag | 8.24 | Calc coord | yes |
Coord arcsec 2000 | 182357.59+584759.9 | Mag | 14.4 | Calc delta mag | 9.34 | Calc coord | yes |