18181-1215 SS 7 AC

 
 
18h 18m 05.90s -12° 14' 33.3" P.A. 191.00 sep 14.4 mag 7.45,14.30 Sp O8Ia dist. 662.25 pc (2160.26 l.y.)
 
 
Coord 2000 18181-1215 Discov num SS    7 Comp AC Coord arcsec 2000 18 18 05.90 -12 14 33.3
Date first 1953 Date last 2015 Obs 6
Pa first 189 Pa last 190.8 P.A. Now (θ) 190.8°
Sep first 16.0 Sep last 14.408 Sep. Now (ρ) 14.408"
Mag pri 7.45 Mag sec 14.30 delta mag (ΔM) 6.85 Spectral class O8Ia (blue)
Pri motion ra -000 Sec motion ra -012
Pri motion dec -003 Sec motion dec -009
Notes N (See Notes)
rPM=0.894
This double is not physical.
 
 
18181-1215 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 161292 18 18 06 -12 14 33 DBK 1 Aa,Ab 2019 16 262 0.0 5.80 6.00 0.20 Y
Show 161292 18 18 06 -12 14 33 TRN 27 AB 2012 3 40 4.8 7.45 16.00 8.55
Show 161292 18 18 06 -12 14 33 SS 7 AC 2015 6 191 14.4 7.45 14.30 6.85 <===
Show 161292 18 18 06 -12 14 33 SS 7 AD 2015 9 260 18.1 7.45 12.90 5.45
Show 161292 18 18 06 -12 14 33 SS 7 AE 2015 9 217 18.1 7.45 13.00 5.55
Show MY Ser 161292 18 18 06 -12 14 33 SS 7 AF 2018 14 16 30.1 7.45 10.80 3.35
Show 161292 18 18 06 -12 14 33 SS 7 AG 2015 7 9 39.4 7.45 15.50 8.05
Show 161292 18 18 06 -12 14 33 SS 7 AH 2018 12 268 40.8 7.45 9.80 2.35
Show 161292 18 18 06 -12 14 33 SS 7 AI 2015 5 299 45.7 7.45 13.70 6.25
Show 161292 18 18 06 -12 14 33 SS 7 AJ 2015 7 258 45.4 7.45 11.42 3.97
Show 161292 18 18 06 -12 14 33 SS 7 AK 2015 6 262 48.6 7.45 10.51 3.06
Show 161292 18 18 06 -12 14 33 SS 7 AL 2015 7 348 51.8 7.45 14.50 7.05
Show 161292 18 18 06 -12 14 33 SS 7 AM 2015 7 255 64.4 7.45 15.30 7.85
Show 161292 18 18 06 -12 14 33 SS 7 AN 2015 7 280 71.3 7.45 15.10 7.65
Show 161292 18 18 06 -12 14 33 SS 7 AO 2015 7 305 72.1 7.45 15.90 8.45
Show 161292 18 18 06 -12 14 33 SS 7 AP 2018 11 285 72.5 7.45 10.40 2.95
Show 161292 18 18 06 -12 14 33 SS 7 AQ 2015 9 291 84.9 7.45 11.70 4.25
Show 18 18 03 -12 14 40 BRT 2749 KJ 2015 8 121 4.3 10.51 11.42 0.91
18-fold system
17 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name MY Ser Constellation Serpens SAO 161292 HIP 89681
Tycho2 5685-04419-1 Gaia DR2 4153657378750644864 HD 167971 BD BD-12 4980
Distance 662.25 Distance ly 2160.26
 
 
WDS 18181-1215 SS 7 AC : NOTES
 
 
discov_num notes refcode
TRN 27 MY Ser.
TRN 27 The image rotator was in an unknown state, so two possible theta
values are listed for the 2001.7447 observation - one for zenith up
and one for north up. Trn2008
HD 167971 Leitherer et al. (1987 A&A 185, 121) argue that this is a triple
system consisting of a close eclipsing pair and a brighter, distant O
star; the spectral classification presumably applies to the latter
star. Msn1998a
DBK 1 Aa,Ab: System includes a 3.3d eclipsing binary, unresolved in the VLTI
observations. De Becker et al. (2012) assume the components of the
close pair are both O6.5V, and the wide component is O8I. V=7.35 for
the system yields a distance of about 1.8 kpc, in good agreement with
the 1.7 kpc distance determined by Reipurth (2008 Handbook of Star
Forming Regions, vol 2, 590) for the NGC 6604 open cluster. The Aa,Ab
orbit is thought to be very eccentric. DBk2012
 
 
REFERENCES
 
 
refcode metd author reference
DBk2012 Kv j De Becker, M., Sana, H., Absil, O., Le Bouquin, J.-B., & Blomme, R. 2012MNRAS.423.2711D
DBk2012 +orb MNRAS 423, 2711, 2012
Msn1998a Sc j Mason, B.D., Gies, D.R., Hartkopf, W.I., Bagnuolo, Jr., W.G., 1998AJ....115..821M
Msn1998a ten Brummelaar, T.A., & McAlister, H.A.
Msn1998a AJ 115, 821, 1998
Trn2008 Ac j Turner, N.H., ten Brummelaar, T.A., Roberts, L.C., Mason, B.D., Hartkopf, W.I., & 2008AJ....136..554T
Trn2008 +E2 Gies, D.R.
Trn2008 +A AJ 136, 554, 2008
Trn2008 (Note: For some observations the image derotator was in an unknown state. In these
Trn2008 cases the theta value is either left blank or two possible values are listed - one
Trn2008 for zenith up and one for north up. For unresolved objects, the listed rho value
Trn2008 is the FWHM of the corrected stellar PSF. Larger FWHM values are indicative of
Trn2008 poorer seeing and/or non-optimal AO system tuning.)
 
 
DISCOVERER
 
 
idgroup discov author
1 BRT Barton, S.G.
61 SS Sharpless, S.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18181-1215 SS 7 AC 2000 2 192 14.3 7.45 14.30 O8Ia N 181805.90-121433.3
18181-1215 SS 7 AC 2015 4 191 14.3 7.45 14.30 O8Ia N 181805.90-121433.3

If you need more information about this double, apply for a data request form to the WDS.

 
 
WDS 18181-1215 SS 7 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18181-1215 SS 7 AC : MEASURES
 
 
No records found.

 
 
WDS 18181-1215 : VIRTUAL EYEPIECE
 
 

18181-1215 TRN  27A mag 7.45 Sp O8Ia 18181-1215 DBK   1Ab mag 6 18181-1215 TRN  27B sep 4.8 P.A. 39.80 mag 16 18181-1215 SS    7C sep 14.4 P.A. 190.60 mag 14.3 18181-1215 SS    7D sep 17.7 P.A. 260.00 mag 12.9 18181-1215 SS    7E sep 18.0 P.A. 216.70 mag 13 18181-1215 SS    7F sep 30.1 P.A. 15.20 mag 10.8 Sp B0 18181-1215 SS    7G sep 39.4 P.A. 8.50 mag 15.5 18181-1215 SS    7H sep 39.9 P.A. 268.30 mag 9.8 Sp O9.5V 18181-1215 SS    7I sep 44.9 P.A. 299.50 mag 13.7 18181-1215 SS    7J sep 44.4 P.A. 257.90 mag 11.42 18181-1215 BRT2749K sep 48.5 P.A. 262.30 mag 10.51 Sp B 18181-1215 SS    7L sep 51.7 P.A. 347.90 mag 14.5 18181-1215 SS    7M sep 63.0 P.A. 254.50 mag 15.3 18181-1215 SS    7N sep 69.7 P.A. 279.80 mag 15.1 18181-1215 SS    7O sep 71.0 P.A. 305.20 mag 15.9 18181-1215 SS    7P sep 71.0 P.A. 285.70 mag 10.4 Sp B 18181-1215 SS    7Q sep 83.2 P.A. 291.10 mag 11.7 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.

Radius:
Components only
 
 
WDS 18181-1215 : ALADIN DSS IMAGE @ 18h 18m 05.90s -12° 14' 33.3"
 
 
 
 
WDS 18181-1215 SS 7 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


18181-1215  DBK   1Aa,Ab distance=1' 18181-1215  TRN  27AB distance=1' 18181-1215  SS    7AC distance=1' 18181-1215  SS    7AD distance=1' 18181-1215  SS    7AE distance=1' 18181-1215  SS    7AF distance=1' 18181-1215  SS    7AG distance=1' 18181-1215  SS    7AH distance=1' 18181-1215  SS    7AI distance=1' 18181-1215  SS    7AJ distance=1' 18181-1215  SS    7AK distance=1' 18181-1215  SS    7AL distance=1' 18181-1215  SS    7AM distance=1' 18181-1215  SS    7AN distance=1' 18181-1215  SS    7AO distance=1' 18181-1215  SS    7AP distance=1' 18181-1215  SS    7AQ distance=1' 18181-1215  BRT2749KJ distance=1' 18181-1214  LNV   7 distance=2' 18175-1206  WRS  12 distance=12' 18187-1206  SNA  90Aa,Ab distance=12' 18187-1206  SNA  90AB distance=12' 18187-1206  SNA  90AC distance=12' 18182-1159  SKF1505 distance=16' 18188-1227  SZA   5 distance=17' 18183-1157  BRT2750 distance=18' 18181-1155  TDT 783 distance=20' 18164-1214  BRT2747 distance=25' 18184-1239  TDT 785 distance=26' 18195-1242  RST4006 distance=34' 18166-1247  TSN  45 distance=40' 18202-1137  BRT2751 distance=49' 18207-1138  SKF2802 distance=53' 18181-1310  HU   59 distance=56' 18181-1118  SNA  86 distance=57' 18218-1155  EGN  22AB (Alasia) distance=59' 18218-1155  EGN  22AC (Alasia) distance=59' 18218-1155  EGN  22AD (Alasia) distance=59' 18218-1155  EGN  22AE (Alasia) distance=59' 18218-1155  EGN  22AF (Alasia) distance=59' 18218-1155  EGN  22AG (Alasia) distance=59' 18218-1155  EGN  22AH (Alasia) distance=59' 18218-1155  EGN  22AI (Alasia) distance=59' 18218-1155  EGN  22AJ (Alasia) distance=59' 18218-1155  EGN  22AK (Alasia) distance=59' 18218-1155  EGN  22AL (Alasia) distance=59' 18218-1155  EGN  22AM (Alasia) distance=59' 18218-1155  EGN  22AN (Alasia) distance=59' 18218-1155  EGN  22AO (Alasia) distance=59' 18218-1155  EGN  22AP (Alasia) distance=59' 18218-1155  EGN  22AQ (Alasia) distance=59' grafico limitrofi
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

Show name coord_2000 discov# comp pa sep dist(')
Show 18181-1215 DBK 1 Aa,Ab 262 0.0 1
Show 18181-1215 TRN 27 AB 40 4.8 1
Show 18181-1215 SS 7 AC 191 14.4 1
Show 18181-1215 SS 7 AD 260 18.1 1
Show 18181-1215 SS 7 AE 217 18.1 1
Show 18181-1215 SS 7 AF 16 30.1 1
Show 18181-1215 SS 7 AG 9 39.4 1
Show 18181-1215 SS 7 AH 268 40.8 1
Show 18181-1215 SS 7 AI 299 45.7 1
Show 18181-1215 SS 7 AJ 258 45.4 1
Show 18181-1215 SS 7 AK 262 48.6 1
Show 18181-1215 SS 7 AL 348 51.8 1
Show 18181-1215 SS 7 AM 255 64.4 1
Show 18181-1215 SS 7 AN 280 71.3 1
Show 18181-1215 SS 7 AO 305 72.1 1
Show 18181-1215 SS 7 AP 285 72.5 1
Show 18181-1215 SS 7 AQ 291 84.9 1
Show 18181-1215 BRT2749 KJ 121 4.3 1
Show 18181-1214 LNV 7 51 4.3 2
Show 18175-1206 WRS 12 134 8.8 12
Show 18187-1206 SNA 90 Aa,Ab 303 0.0 12
Show 18187-1206 SNA 90 AB 34 3.0 12
Show 18187-1206 SNA 90 AC 267 7.6 12
Show 18182-1159 SKF1505 3 3.1 16
Show 18188-1227 SZA 5 136 5.9 17
Show 18183-1157 BRT2750 40 1.5 18
Show 18181-1155 TDT 783 67 0.5 20
Show 18164-1214 BRT2747 4 3.9 25
Show 18184-1239 TDT 785 252 1.0 26
Show 18195-1242 RST4006 243 1.3 34
Show 18166-1247 TSN 45 315 15.7 40
Show 18202-1137 BRT2751 24 3.9 49
Show 18207-1138 SKF2802 344 5.6 53
Show 18181-1310 HU 59 346 1.0 56
Show 18181-1118 SNA 86 68 7.2 57
Show Alasia 18218-1155 EGN 22 AB 141 3.3 59
Show Alasia 18218-1155 EGN 22 AC 47 3.7 59
Show Alasia 18218-1155 EGN 22 AD 243 5.6 59
Show Alasia 18218-1155 EGN 22 AE 354 5.9 59
Show Alasia 18218-1155 EGN 22 AF 106 7.3 59
Show Alasia 18218-1155 EGN 22 AG 290 8.5 59
Show Alasia 18218-1155 EGN 22 AH 218 8.8 59
Show Alasia 18218-1155 EGN 22 AI 132 8.9 59
Show Alasia 18218-1155 EGN 22 AJ 294 10.4 59
Show Alasia 18218-1155 EGN 22 AK 337 10.6 59
Show Alasia 18218-1155 EGN 22 AL 310 12.2 59
Show Alasia 18218-1155 EGN 22 AM 9 12.8 59
Show Alasia 18218-1155 EGN 22 AN 334 12.9 59
Show Alasia 18218-1155 EGN 22 AO 339 14.2 59
Show Alasia 18218-1155 EGN 22 AP 294 19.6 59
Show Alasia 18218-1155 EGN 22 AQ 309 23.5 59

 
 
WDS 18181-1215 : COMPONENTS
 
 
  A Ab B C D E F G H I J K L M N O P
Ab pa=261.4°
sep=0.02"
 
B pa=39.8°
sep=4.79"
pa=39.9°
sep=4.81"
 
C pa=190.6°
sep=14.40"
pa=190.5°
sep=14.39"
pa=197.7°
sep=18.73"
 
D pa=260.0°
sep=17.72"
pa=260.0°
sep=17.70"
pa=251.7°
sep=21.61"
pa=306.8°
sep=18.49"
 
E pa=216.7°
sep=17.96"
pa=216.6°
sep=17.95"
pa=217.3°
sep=22.75"
pa=268.2°
sep=8.09"
pa=149.3°
sep=13.17"
 
F pa=15.2°
sep=30.06"
pa=15.2°
sep=30.07"
pa=10.7°
sep=25.78"
pa=13.7°
sep=44.42"
pa=38.3°
sep=40.88"
pa=23.2°
sep=47.23"
 
G pa=8.5°
sep=39.39"
pa=8.5°
sep=39.39"
pa=4.5°
sep=35.38"
pa=9.1°
sep=53.78"
pa=29.0°
sep=48.06"
pa=17.2°
sep=55.87"
pa=348.4°
sep=10.15"
 
H pa=268.3°
sep=39.86"
pa=268.3°
sep=39.84"
pa=263.5°
sep=43.19"
pa=289.2°
sep=39.39"
pa=274.8°
sep=22.47"
pa=294.4°
sep=31.97"
pa=237.6°
sep=56.48"
pa=228.7°
sep=60.82"
 
I pa=299.5°
sep=44.89"
pa=299.5°
sep=44.87"
pa=293.6°
sep=45.99"
pa=314.8°
sep=51.39"
pa=319.3°
sep=33.18"
pa=322.1°
sep=46.21"
pa=261.6°
sep=47.46"
pa=249.4°
sep=47.98"
pa=1.9°
sep=23.30"
 
J pa=257.9°
sep=44.37"
pa=257.9°
sep=44.35"
pa=254.4°
sep=48.23"
pa=276.8°
sep=41.04"
pa=256.6°
sep=26.67"
pa=278.9°
sep=33.07"
pa=233.2°
sep=63.98"
pa=225.6°
sep=68.91"
pa=203.7°
sep=8.81"
pa=187.8°
sep=31.65"
 
K pa=262.3°
sep=48.52"
pa=262.3°
sep=48.50"
pa=258.7°
sep=52.15"
pa=279.6°
sep=46.08"
pa=263.6°
sep=30.82"
pa=282.0°
sep=38.18"
pa=237.6°
sep=66.26"
pa=229.9°
sep=70.51"
pa=237.3°
sep=9.79"
pa=197.5°
sep=29.96"
pa=300.6°
sep=5.45"
 
L pa=347.9°
sep=51.72"
pa=347.9°
sep=51.72"
pa=343.5°
sep=48.91"
pa=352.8°
sep=65.24"
pa=7.0°
sep=54.06"
pa=359.9°
sep=64.98"
pa=319.0°
sep=28.56"
pa=304.8°
sep=20.33"
pa=29.2°
sep=59.34"
pa=44.7°
sep=40.10"
pa=28.5°
sep=68.11"
pa=33.1°
sep=68.13"
 
M pa=254.5°
sep=63.04"
pa=254.5°
sep=63.02"
pa=252.1°
sep=67.03"
pa=267.3°
sep=58.16"
pa=252.3°
sep=45.43"
pa=267.2°
sep=50.07"
pa=236.2°
sep=82.54"
pa=230.0°
sep=86.88"
pa=233.1°
sep=26.12"
pa=209.1°
sep=44.57"
pa=246.3°
sep=18.94"
pa=230.6°
sep=16.37"
pa=216.5°
sep=83.89"
 
N pa=279.8°
sep=69.69"
pa=279.8°
sep=69.67"
pa=276.5°
sep=72.20"
pa=291.5°
sep=70.98"
pa=286.3°
sep=53.36"
pa=294.4°
sep=63.63"
pa=257.4°
sep=78.43"
pa=250.0°
sep=79.26"
pa=294.4°
sep=31.66"
pa=251.0°
sep=31.29"
pa=309.9°
sep=32.97"
pa=311.8°
sep=27.60"
pa=236.2°
sep=69.56"
pa=344.6°
sep=29.84"
 
O pa=305.2°
sep=70.98"
pa=305.2°
sep=70.97"
pa=301.4°
sep=71.52"
pa=314.9°
sep=78.09"
pa=317.4°
sep=59.84"
pa=319.5°
sep=72.78"
pa=280.3°
sep=66.92"
pa=271.8°
sep=63.85"
pa=336.7°
sep=45.89"
pa=314.9°
sep=26.70"
pa=343.8°
sep=52.29"
pa=348.2°
sep=48.46"
pa=258.4°
sep=48.10"
pa=2.7°
sep=57.88"
pa=20.2°
sep=30.95"
 
P pa=285.7°
sep=71.00"
pa=285.7°
sep=70.98"
pa=282.3°
sep=73.08"
pa=297.0°
sep=73.70"
pa=293.7°
sep=55.57"
pa=300.3°
sep=66.72"
pa=262.7°
sep=76.82"
pa=255.1°
sep=76.73"
pa=305.7°
sep=35.08"
pa=264.5°
sep=29.38"
pa=318.8°
sep=37.90"
pa=321.8°
sep=32.77"
pa=241.4°
sep=65.44"
pa=348.1°
sep=36.94"
pa=2.6°
sep=7.38"
pa=205.5°
sep=24.02"
 
Q pa=291.1°
sep=83.23"
pa=291.1°
sep=83.22"
pa=288.1°
sep=84.88"
pa=300.5°
sep=87.03"
pa=298.8°
sep=68.68"
pa=303.6°
sep=80.31"
pa=270.7°
sep=85.50"
pa=263.9°
sep=83.94"
pa=309.6°
sep=49.02"
pa=281.6°
sep=39.36"
pa=318.9°
sep=52.12"
pa=321.0°
sep=46.98"
pa=252.9°
sep=69.86"
pa=340.2°
sep=49.85"
pa=333.7°
sep=20.23"
pa=240.9°
sep=22.47"
pa=319.2°
sep=14.22"
 
 
18181-1215 A
 
 
Coord arcsec 2000 181805.90-121433.3 Mag 7.45 Spectral class O8Ia (blue) PmRA 0.00
PmDE -3.0 SAO 161292 HIP 89681 Tycho2 5685-04419-1
HD 167971 GC 24969 BD BD-12 4980
Tycho2
Tycho2 5685-04419-1 Pflag RAmdeg 274.52456219 DEmdeg -12.24258212
PmRA -0.3 PmDE -1.7 E RAmdeg 5 E DEmdeg 6
E pmRA 1.1 E pmDE 1.1 EpRAm 1991.31 EpDEm 1991.01
Num 15 Q RAmdeg 1.2 Q DEmdeg 1.2 Q pmRA 1.1
Q pmDE 1.1 BTmag 8.291 E BTmag 0.016 VTmag 7.573
E VTmag 0.011 Prox 302 TYC T HIP 89681
CCDM RAdeg 274.52456306 DEdeg -12.24257806 EpRA 1990 1.91
EpDE 1990 1.82 E RAdeg 4.8 E DEdeg 6.0 Posflg
Corr -0.2
SAO
SAO 161292 DelFlag RA1950 PmRA1950 -0.0009
DE1950 PmDE1950 0.012 Vmag 7.3 SpType B0
Double code Source 70 CatNum 24969 DM BD-12 4980
DMcomp BDsup HD 167971 M HD 0
GC 24969 RA1950rad 4.77911888 DE1950rad -0.21402423 PmRA2000 -0.0007
PmDE2000 0.014
Hipparcos
Catalog H HIP 89681 Proxy RAhms 18 18 05.90
DEdms -12 14 33.3 Vmag 7.38 VarFlag 2 R Vmag H
RAdeg 274.525 DEdeg -12.2426 AstroRef Plx 1.3
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD 167971 BD BD-12 4980
CD CP Dm number -12 4980 VIred 0.72
SpType O8/9f R SpType Coord arcsec 2000 181805.90-121433.3
Hipparcos 2
HIP 89681 Sn 5 So 0 Nc 1
RArad 4.791357533 DErad -0.2136733046 Plx 1.51 PmRA -1.75
PmDE -1.1 E RArad 0.73 E DErad 0.52 E Plx 0.83
E pmRA 1.04 E pmDE 0.65 Hpmag 7.5193 E Hpmag 0.0092
SHp 0.093 VA 1 BV 0.657 E BV 0.018
VI 0.72
 
 
18181-1215 Ab
 
 
Coord arcsec 2000 181805.90-121433.3 Mag 6 Calc delta mag 0.2 Calc coord yes
 
 
18181-1215 B
 
 
Coord arcsec 2000 181806.11-121429.6 Mag 16 Calc delta mag 10.2 Calc coord yes
 
 
18181-1215 C
 
 
Coord arcsec 2000 181805.72-121447.5 Mag 14.3 PmRA -12.00 PmDE -9.0
Calc delta mag 8.5 Calc coord yes
 
 
18181-1215 D
 
 
Coord arcsec 2000 181804.71-121436.4 Mag 12.9 PmRA -5.00 PmDE -5.0
Calc delta mag 7.1 Calc coord yes
 
 
18181-1215 E
 
 
Coord arcsec 2000 181805.17-121447.7 Mag 13 PmRA -9.00 PmDE -5.0
Calc delta mag 7.2 Calc coord yes
 
 
18181-1215 F
 
 
Coord arcsec 2000 181806.44-121404.3 Mag 10.8 Spectral class B0 (blue-white) PmRA -2.00
PmDE -1.0 Calc delta mag 5 Calc coord yes
 
 
18181-1215 G
 
 
Coord arcsec 2000 181806.30-121354.3 Mag 15.5 PmRA -4.00 PmDE 0.0
Calc delta mag 9.7 Calc coord yes
 
 
18181-1215 H
 
 
Coord arcsec 2000 181803.18-121434.5 Mag 9.8 Spectral class O9.5V (blue) PmRA 0.00
PmDE -1.0 Calc delta mag 4 Calc coord yes
 
 
18181-1215 I
 
 
Coord arcsec 2000 181803.23-121411.2 Mag 13.7 Calc delta mag 7.9 Calc coord yes
 
 
18181-1215 J
 
 
Coord arcsec 2000 181802.94-121442.6 Mag 11.42 Calc delta mag 5.62 Calc coord yes
 
 
18181-1215 K
 
 
Coord arcsec 2000 181802.62-121439.8 Coord calc 181802.62-121439.8 Mag 10.51 Spectral class B (blue-white)
PmRA -1.00 PmDE -6.0 Calc delta mag 4.71
 
 
18181-1215 L
 
 
Coord arcsec 2000 181805.16-121342.7 Mag 14.5 PmRA -6.00 PmDE -12.0
Calc delta mag 8.7 Calc coord yes
 
 
18181-1215 M
 
 
Coord arcsec 2000 181801.76-121450.2 Mag 15.3 PmRA -10.00 PmDE 0.0
Calc delta mag 9.5 Calc coord yes
 
 
18181-1215 N
 
 
Coord arcsec 2000 181801.22-121421.4 Mag 15.1 PmRA 3.00 PmDE -24.0
Calc delta mag 9.3 Calc coord yes
 
 
18181-1215 O
 
 
Coord arcsec 2000 181801.94-121352.4 Mag 15.9 PmRA 7.00 PmDE 2.0
Calc delta mag 10.1 Calc coord yes
 
 
18181-1215 P
 
 
Coord arcsec 2000 181801.24-121414.0 Mag 10.4 Spectral class B (blue-white) PmRA -1.00
PmDE -6.0 Tycho2 5685-04407-1 Calc delta mag 4.6 Calc coord yes
Tycho2
Tycho2 5685-04407-1 Pflag RAmdeg 274.50470318 DEmdeg -12.23714770
PmRA -0.6 PmDE -5.9 E RAmdeg 41 E DEmdeg 47
E pmRA 2.0 E pmDE 2.0 EpRAm 1986.59 EpDEm 1984.48
Num 3 Q RAmdeg 1.9 Q DEmdeg 0.5 Q pmRA 1.9
Q pmDE 0.4 BTmag 11.266 E BTmag 0.083 VTmag 10.508
E VTmag 0.063 Prox 56 TYC T HIP
CCDM RAdeg 274.50470444 DEdeg -12.23713444 EpRA 1990 1.94
EpDE 1990 1.89 E RAdeg 42.2 E DEdeg 49.4 Posflg
Corr -0.4
 
 
18181-1215 Q
 
 
Coord arcsec 2000 181800.60-121403.3 Mag 11.7 PmRA -2.00 PmDE -3.0
Calc delta mag 5.9 Calc coord yes