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Doubles in session


Current system
16231-2301
IRE 15 AB


Nearby doubles
8' : 16229-2307
BU 624

26' : 16228-2326
PRA 6AB

26' : 16223-2238
BU 1297

27' : 16226-2235
TOK 772

28' : 16220-2238
REP 50

33' : 16249-2240
KSA 129AB

34' : 16252-2319
GHE 21

36' : 16205-2258
USD1330

39' : 16215-2333
PRA 5AB

43' : 16256-2327
H 2 19AB

49' : 16212-2342
USD1353

53' : 16249-2214
TOK 776

58' : 16208-2348
IRE 13

59' : 16216-2355
KSA 101

60' : 16196-2228
USD1282

60' : 16193-2329
USD1273AB

60' : 16214-2207
JNN 229

62' : 16263-2343
RAT 5

62' : 16236-2402
CLO 9

63' : 16202-2348
HDS2308

63' : 16254-2356
CST 1

65' : 16224-2405
CLO 8

66' : 16266-2346
REP 39

67' : 16259-2356
AGE 6

72' : 16260-2400
SHN 213

75' : 16184-2338
KSA 99



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

16231-2301 IRE 15 AB

 
 
16h 23m 07.83s -23° 00' 59.7" P.A. 74.00 sep 5.2 mag 9.80,15.40 Sp K5
 
 
Coord 2000 16231-2301 Discov num IRE  15 Comp AB Coord arcsec 2000 16 23 07.83 -23 00 59.7
Date first 2005 Date last 2005 Obs 1
Pa first 74 Pa last 73.6 P.A. Now (θ) 73.6°
Sep first 5.2 Sep last 5.214 Sep. Now (ρ) 5.214"
Mag pri 9.80 Mag sec 15.40 delta mag (ΔM) 5.6 Spectral class K5 (yellow-orange)
Pri motion ra -023 Sec motion ra
Pri motion dec -008 Sec motion dec
Notes K (K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
Nature of this double is uncertain.
 
 
16231-2301 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 16 23 08 -23 00 60 IRE 15 AB 2005 1 74 5.2 9.80 15.40 5.60 <===
Show 16 23 08 -23 00 60 IRE 15 AC 2015 2 81 16.1 9.80 16.00 6.20
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Scorpius Gaia DR2 6051735162041951616
 
 
WDS 16231-2301 IRE 15 AB : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Ire2008 Sa j Ireland, M.J., Kraus, A., Martinache, F. Lloyd, J.P., & Tuthill. P.G. 2008ApJ...678..463I
Ire2008 ApJ 678, 463, 2008
Ire2011 A+ j Ireland, M.J., Kraus, A., Martinache, F. Law, N., & Hillenbrand, L.A. 2011ApJ...726..113I
Ire2011 +Ek ApJ 726, 113, 2011
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16231-2301 IRE 15 AB 2005 1 74 5.2 9.80 15.40 K 162307.83-230059.7

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

 
 
WDS 16231-2301 IRE 15 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16231-2301 IRE 15 AB : MEASURES
 
 
No records found.

 
 
WDS 16231-2301 : VIRTUAL EYEPIECE
 
 

16231-2301 IRE 15A mag 9.8 Sp K5 16231-2301 IRE 15B sep 4.8 P.A. 72.30 mag 15.4 16231-2301 IRE 15C sep 14.8 P.A. 79.70 mag 16 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 16231-2301 : ALADIN DSS IMAGE @ 16h 23m 07.83s -23° 00' 59.7"
 
 
 
 
WDS 16231-2301 IRE 15 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

16231-2301 IRE 15AB distance=0' 16229-2307 BU 624 distance=8' 16228-2326 PRA 6Aa,Ab distance=26' 16228-2326 PRA 6AB distance=26' 16228-2326 PRA 6AC distance=26' 16223-2238 BU 1297 distance=26' 16226-2235 TOK 772 distance=27' 16220-2238 REP 50 distance=28' 16249-2240 KSA 129Aa,Ab distance=33' 16249-2240 KSA 129AB distance=33' 16252-2319 GHE 21 distance=34' 16205-2258 USD1330 distance=36' 16218-2333 K2 31AC distance=38' 16215-2333 PRA 5AB distance=39' 16215-2333 CHT 1Aa,Ab distance=39' 16256-2327 KOU 63CF distance=42' 16256-2327 BU 1115DE distance=42' 16256-2327 H 2 19AB distance=43' 16256-2327 H 2 19AC distance=43' 16256-2327 H 2 19AD distance=43' 16212-2342 USD1353 distance=49' 16249-2214 TOK 776 distance=53' 16208-2348 IRE 13 distance=58' 16216-2355 KSA 101 distance=59' 16196-2228 USD1282 distance=60' 16193-2329 USD1273AB distance=60' 16193-2329 USD1273AC distance=60' 16214-2207 JNN 229 distance=60' 16263-2343 RAT 5 distance=62' 16236-2402 CLO 9 distance=62' 16202-2348 HDS2308 distance=63' 16254-2356 CST 1 distance=63' 16224-2405 CLO 8 distance=65' 16266-2346 REP 39 distance=66' 16259-2356 AGE 6 distance=67' 16260-2400 SHN 213 distance=72' 16184-2338 KSA 99 distance=75' 16220-2146 UC 3159 distance=77' 16176-2253 USD1206 distance=78' 16175-2304 MET 76AB distance=78' 16175-2304 MET 76AC distance=78' 16175-2304 MET 76AD distance=78' 16175-2304 MET 76AE distance=78' 16267-2200 TOK 779 distance=79' 16263-2407 CHT 2 distance=80' 16263-2409 REP 37 distance=82' 16223-2422 HDS2312 distance=82' 16256-2416 CST 2 distance=83' 16172-2255 USD1183 distance=84' 16276-2358 AGE 7AB distance=84' 16276-2358 BOV 59AC distance=84' 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 16231-2301 IRE 15 AB 74 5.2
Show 16231-2301 IRE 15 AC 81 16.1
Show 16229-2307 BU 624 325 1.4 8
Show 16228-2326 PRA 6 Aa,Ab 281 0.1 26
Show 16228-2326 PRA 6 AB 80 1.1 26
Show 16228-2326 PRA 6 AC 180 13.0 26
Show 16223-2238 BU 1297 136 1.9 26
Show 16226-2235 TOK 772 204 0.1 27
Show 16220-2238 REP 50 317 0.5 28
Show 16249-2240 KSA 129 Aa,Ab 30 0.0 33
Show 16249-2240 KSA 129 AB 339 6.0 33
Show 16252-2319 GHE 21 32 0.8 34
Show 16205-2258 USD1330 6 0.3 36
Show 16218-2333 K2 31 AC 128 8.4 38
Show 16215-2333 PRA 5 AB 190 9.8 39
Show 16215-2333 CHT 1 Aa,Ab 51 0.1 39
Show 16256-2327 KOU 63 CF 206 4.8 42
Show 16256-2327 BU 1115 DE 196 0.3 42
Show 16256-2327 H 2 19 AB 335 3.0 43
Show 16256-2327 H 2 19 AC 151.1 43
Show 16256-2327 H 2 19 AD 253 156.1 43
Show 16212-2342 USD1353 238 1.6 49
Show 16249-2214 TOK 776 156 0.1 53
Show 16208-2348 IRE 13 313 11.9 58
Show 16216-2355 KSA 101 165 25.4 59
Show 16196-2228 USD1282 87 0.3 60
Show 16193-2329 USD1273 AB 54 0.9 60
Show 16193-2329 USD1273 AC 126 1.8 60
Show 16214-2207 JNN 229 111 4.1 60
Show 16263-2343 RAT 5 265 2.5 62
Show 16236-2402 CLO 9 218 1.7 62
Show 16202-2348 HDS2308 31 0.8 63
Show 16254-2356 CST 1 347 0.4 63
Show 16224-2405 CLO 8 176 1.9 65
Show 16266-2346 REP 39 132 2.2 66
Show 16259-2356 AGE 6 353 0.2 67
Show 16260-2400 SHN 213 -1 0.3 72
Show 16184-2338 KSA 99 229 24.6 75
Show 16220-2146 UC 3159 284 7.3 77
Show 16176-2253 USD1206 167 0.6 78
Show 16175-2304 MET 76 AB 224 5.7 78
Show 16175-2304 MET 76 AC 350 6.3 78
Show 16175-2304 MET 76 AD 335 9.4 78
Show 16175-2304 MET 76 AE 82 9.5 78
Show 16267-2200 TOK 779 247 0.1 79
Show 16263-2407 CHT 2 299 0.1 80
Show 16263-2409 REP 37 358 5.1 82
Show 16223-2422 HDS2312 239 0.3 82
Show 16256-2416 CST 2 78 0.4 83
Show 16172-2255 USD1183 175 1.3 84
Show 16276-2358 AGE 7 AB 331 9.9 84

 
 
WDS 16231-2301 : COMPONENTS
 
 
  A B
B pa=72.3°
sep=4.83"
 
C pa=79.7°
sep=14.83"
pa=83.3°
sep=10.05"
 
 
16231-2301 A
 
 
Coord arcsec 2000 162307.83-230059.7 Mag 9.8 Spectral class K5 (yellow-orange) PmRA -23.00
PmDE -8.0
 
 
16231-2301 B
 
 
Coord arcsec 2000 162308.16-230058.2 Mag 15.4 Calc delta mag 5.6 Calc coord yes
 
 
16231-2301 C
 
 
Coord arcsec 2000 162308.89-230057.0 Mag 16 Calc delta mag 6.2 Calc coord yes