Coord 2000 | 18362-1053 | Discov num | EGN 23 | Comp | AI | Coord arcsec 2000 | 18 36 09.22 -10 53 26.6 | ||||
Date first | 1999 | Date last | 2015 | Obs | 5 | ||||||
Pa first | 304 | Pa last | 307.2 | P.A. Now (θ) | 307.2° | ||||||
Sep first | 15.9 | Sep last | 19.298 | Sep. Now (ρ) | 19.298" | ||||||
Mag pri | 8.50 | Mag sec | delta mag (ΔM) | Spectral class | G5 (yellow) | ||||||
Pri motion ra | +127 | Sec motion ra | |||||||||
Pri motion dec | -193 | Sec motion dec | |||||||||
Notes | N U K (See Notes, Proper motion indicates non-physical, K-band or other infrared magnitudes) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | HD 171587 | 161652 | 18 36 09 -10 53 27 | EGN 23 AB | 2005 | 4 | 140 | 3.5 | 8.50 | ||||
Show | 161652 | 18 36 09 -10 53 27 | EGN 23 AC | 2005 | 6 | 214 | 8.7 | 8.50 | 15.10 | 6.60 | |||
Show | 161652 | 18 36 09 -10 53 27 | EGN 23 AD | 2005 | 4 | 233 | 13.5 | 8.50 | 16.10 | 7.60 | |||
Show | 161652 | 18 36 09 -10 53 27 | EGN 23 AE | 2005 | 1 | 203 | 13.6 | 8.50 | |||||
Show | 161652 | 18 36 09 -10 53 27 | EGN 23 AF | 2005 | 1 | 154 | 14.5 | 8.50 | |||||
Show | 161652 | 18 36 09 -10 53 27 | EGN 23 AG | 2005 | 1 | 213 | 14.6 | 8.50 | |||||
Show | 161652 | 18 36 09 -10 53 27 | EGN 23 AH | 2005 | 2 | 145 | 16.4 | 8.50 | |||||
Show | 161652 | 18 36 09 -10 53 27 | EGN 23 AI | 2015 | 5 | 307 | 19.3 | 8.50 | <=== | ||||
Show | 161652 | 18 36 09 -10 53 27 | EGN 23 AJ | 2005 | 2 | 210 | 18.4 | 8.50 | |||||
Show | 161652 | 18 36 09 -10 53 27 | EGN 23 AK | 2015 | 5 | 171 | 19.1 | 8.50 | |||||
Show | 161652 | 18 36 09 -10 53 27 | EGN 23 AL | 2005 | 2 | 221 | 21.1 | 8.50 | |||||
Show | 161652 | 18 36 09 -10 53 27 | EGN 23 AM | 2005 | 2 | 235 | 21.8 | 8.50 |
Constellation | Scutum | SAO | 161652 | HIP | 91187 | Tycho2 | 5695-00919-1 | ||||
Gaia DR2 | 4154791250114009472 | HD | 171587 | BD | BD-10 4727 | Distance | 41.41 | ||||
Distance ly | 135.08 |
discov_num | notes | refcode |
EGN 23 | System is only 21deg from galactic center, so 12 companion candidates | |
were detected. The B, C, H, I, J, K, L, and M components are unbound; | ||
D is likely a background star as well. Single epoch, so the nature of | ||
E, F, and G are unknown. | Egn2007 |
refcode | metd | author | reference |
Egn2007 | Ao j | Eggenberger, P., Udry, S., Chauvin, G. Beuzit, J.-L., Lagrange, A.-M., Segransan, | 2007A&A...474..273E |
Egn2007 | D., & Mayor, M. | ||
Egn2007 | A&A 474, 273, 2007 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
18362-1053 | EGN 23 | AI | 2005 | 2 | 305 | 17.0 | 8.48 | G5 | NUD | 183609.14-105324.9 | |
18362-1053 | EGN 23 | AI | 2015 | 5 | 307 | 19.3 | 8.50 | G5 | NU K | 183609.22-105326.6 |
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. |
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A | B | C | D | E | F | G | H | I | J | K | L | |
B | pa=140.2° sep=3.44" | |||||||||||
C | pa=213.9° sep=8.61" | pa=237.3° sep=8.33" | ||||||||||
D | pa=232.9° sep=13.35" | pa=247.2° sep=13.95" | pa=261.2° sep=5.92" | |||||||||
E | pa=202.1° sep=13.52" | pa=216.5° sep=12.29" | pa=183.1° sep=5.39" | pa=128.8° sep=7.13" | ||||||||
F | pa=154.1° sep=14.45" | pa=158.4° sep=11.14" | pa=117.8° sep=12.56" | pa=106.3° sep=17.67" | pa=92.4° sep=11.41" | |||||||
G | pa=212.3° sep=14.53" | pa=226.0° sep=13.87" | pa=210.0° sep=5.93" | pa=145.7° sep=5.11" | pa=275.3° sep=2.69" | pa=272.9° sep=14.10" | ||||||
H | pa=145.3° sep=16.28" | pa=146.6° sep=12.86" | pa=113.9° sep=15.40" | pa=105.0° sep=20.62" | pa=93.4° sep=14.39" | pa=97.4° sep=2.99" | pa=93.7° sep=17.08" | |||||
I | pa=307.7° sep=19.08" | pa=309.6° sep=22.45" | pa=331.3° sep=21.44" | pa=347.3° sep=20.22" | pa=337.5° sep=26.18" | pa=319.1° sep=32.66" | pa=343.0° sep=25.04" | pa=315.8° sep=34.95" | ||||
J | pa=209.4° sep=18.36" | pa=220.0° sep=17.43" | pa=205.3° sep=9.80" | pa=168.3° sep=8.12" | pa=228.3° sep=5.23" | pa=258.9° sep=15.60" | pa=198.3° sep=3.92" | pa=261.8° sep=18.46" | pa=167.6° sep=28.33" | |||
K | pa=170.9° sep=19.10" | pa=177.1° sep=16.23" | pa=146.2° sep=14.09" | pa=128.3° sep=17.43" | pa=127.9° sep=10.30" | pa=209.2° sep=6.71" | pa=121.3° sep=12.65" | pa=228.7° sep=8.30" | pa=149.3° sep=35.50" | pa=103.4° sep=12.37" | ||
L | pa=220.3° sep=20.89" | pa=229.8° sep=20.58" | pa=224.7° sep=12.37" | pa=199.9° sep=8.38" | pa=247.9° sep=9.07" | pa=261.6° sep=20.03" | pa=237.5° sep=6.80" | pa=263.6° sep=22.92" | pa=176.7° sep=27.65" | pa=270.8° sep=4.51" | pa=280.0° sep=16.79" | |
M | pa=234.8° sep=21.54" | pa=243.8° sep=22.08" | pa=247.6° sep=13.84" | pa=237.9° sep=8.20" | pa=270.5° sep=12.50" | pa=271.4° sep=23.92" | pa=269.2° sep=9.83" | pa=272.1° sep=26.89" | pa=185.9° sep=24.21" | pa=292.7° sep=9.32" | pa=287.4° sep=21.62" | pa=310.7° sep=5.40" |
Name | HD 171587 | Coord arcsec 2000 | 183609.22-105326.6 | Mag | 8.5 | Spectral class | G5 (yellow) | ||||
PmRA | 127.00 | PmDE | -193.0 | SAO | 161652 | HIP | 91187 | ||||
Tycho2 | 5695-00919-1 | HD | 171587 | BD | BD-10 4727 |
Tycho2 | 5695-00919-1 | Pflag | RAmdeg | 279.03842053 | DEmdeg | -10.89071476 | |||||
PmRA | 127.6 | PmDE | -193.7 | E RAmdeg | 10 | E DEmdeg | 11 | ||||
E pmRA | 1.2 | E pmDE | 1.2 | EpRAm | 1990.00 | EpDEm | 1989.77 | ||||
Num | 9 | Q RAmdeg | 0.9 | Q DEmdeg | 0.5 | Q pmRA | 1.0 | ||||
Q pmDE | 0.6 | BTmag | 9.400 | E BTmag | 0.024 | VTmag | 8.615 | ||||
E VTmag | 0.018 | Prox | 999 | TYC | T | HIP | 91187 | ||||
CCDM | RAdeg | 279.03812194 | DEdeg | -10.89026944 | EpRA 1990 | 1.73 | |||||
EpDE 1990 | 1.72 | E RAdeg | 10.4 | E DEdeg | 12.2 | Posflg | |||||
Corr | 0.2 |
SAO | 161652 | DelFlag | RA1950 | PmRA1950 | 0.0091 | ||||||
DE1950 | PmDE1950 | -0.177 | Vmag | 8.5 | SpType | G5 | |||||
Double code | Source | 20 | CatNum | 6373 | DM | BD-10 4727 | |||||
DMcomp | BDsup | HD | 171587 | M HD | 0 | ||||||
GC | RA1950rad | 4.85800007 | DE1950rad | -0.1907645 | PmRA2000 | 0.0094 | |||||
PmDE2000 | -0.175 |
Catalog | H | HIP | 91187 | Proxy | RAhms | 18 36 09.14 | |||||
DEdms | -10 53 24.9 | Vmag | 8.52 | VarFlag | R Vmag | H | |||||
RAdeg | 279.038 | DEdeg | -10.8902 | AstroRef | Plx | 24.08 | |||||
CCDM | N CCDM | Nsys | Ncomp | 1 | |||||||
MultFlag | Source | Qual | M HIP | ||||||||
Theta | Rho | HD | 171587 | BD | BD-10 4727 | ||||||
CD | CP | Dm number | -10 4727 | VIred | 0.75 | ||||||
SpType | G5 | R SpType | Coord arcsec 2000 | 183609.14-105324.9 |
HIP | 91187 | Sn | 5 | So | 0 | Nc | 1 | ||||
RArad | 4.8701336531 | DErad | -0.190070591 | Plx | 24.15 | PmRA | 126.54 | ||||
PmDE | -194.15 | E RArad | 0.8 | E DErad | 0.58 | E Plx | 0.98 | ||||
E pmRA | 0.78 | E pmDE | 0.61 | Hpmag | 8.6576 | E Hpmag | 0.0021 | ||||
SHp | 0.015 | VA | 0 | BV | 0.691 | E BV | 0.012 | ||||
VI | 0.75 |
Coord arcsec 2000 | 183609.37-105329.2 | Calc delta mag | 8.5 | Calc coord | yes |
Coord arcsec 2000 | 183608.89-105333.7 | Mag | 15.1 | Calc delta mag | 6.6 | Calc coord | yes |
Coord arcsec 2000 | 183608.50-105334.7 | Mag | 16.1 | Calc delta mag | 7.6 | Calc coord | yes |
Coord arcsec 2000 | 183608.87-105339.1 | Calc delta mag | 8.5 | Calc coord | yes |
Coord arcsec 2000 | 183609.65-105339.6 | Calc delta mag | 8.5 | Calc coord | yes |
Coord arcsec 2000 | 183608.69-105338.9 | Calc delta mag | 8.5 | Calc coord | yes |
Coord arcsec 2000 | 183609.85-105340.0 | Calc delta mag | 8.5 | Calc coord | yes |
Coord arcsec 2000 | 183608.20-105314.9 | Calc delta mag | 8.5 | Calc coord | yes |
Coord arcsec 2000 | 183608.61-105342.6 | Calc delta mag | 8.5 | Calc coord | yes |
Coord arcsec 2000 | 183609.43-105345.5 | Calc delta mag | 8.5 | Calc coord | yes |
Coord arcsec 2000 | 183608.30-105342.5 | Calc delta mag | 8.5 | Calc coord | yes |
Coord arcsec 2000 | 183608.03-105339.0 | Calc delta mag | 8.5 | Calc coord | yes |