15442-2523 LAF 81

 
 
15h 44m 13.34s -25° 22' 59.1" P.A. 53.00 sep 9.2 mag 9.08,17.98 Sp M1
 
 
Coord 2000 15442-2523 Discov num LAF  81 Comp Coord arcsec 2000 15 44 13.34 -25 22 59.1
Date first 2008 Date last 2008 Obs 1
Pa first 53 Pa last 52.5 P.A. Now (θ) 52.5°
Sep first 9.2 Sep last 9.228 Sep. Now (ρ) 9.228"
Mag pri 9.08 Mag sec 17.98 delta mag (ΔM) 8.9 Spectral class M1 (red)
Pri motion ra -017 Sec motion ra
Pri motion dec -024 Sec motion dec
Notes U K (Proper motion indicates non-physical, 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
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Libra Gaia DR2 6235172592479759232
 
 
WDS 15442-2523 LAF 81 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Laf2007 A j Lafreniere, D., Doyon, R., Marois, C., Nadeau, D., Oppenheimer, B.R., Roche, P.F., 2007ApJ...670.1367L
Laf2007 +C Rigaut, F., Graham, J.R., et al.
Laf2007 ApJ 670, 1367, 2007
Laf2008 A j Lafreniere, D., Jayawardhana, R., Brandeker, A., Ahmic, M., & van Kerkwijk, M.H. 2008ApJ...683..844L
Laf2008 +Hp ApJ 683, 844, 2008
Laf2008b A j Lafreniere, D., Jayawardhana, R., & van Kerkwijk, M.H. 2008ApJ...689L.153L
Laf2008b ApJ 689, L153, 2008
Laf2009 Hn u Lafreniere, D., Marois, C., Doyon, R., & Barman, T. 2009ApJ...694L.148L
Laf2009 ApJ 694, L148, 2009
Laf2010 A u Lafreniere, D., Jayawardhana, R., & van Kerkwijk, M.H. 2010ApJ...719..497L
Laf2010 ApJ 719, 497, 2010
Laf2011 A u Lafreniere, D., Jayawardhana, R., Janson, M., Helling, C., Witte, S., & 2011ApJ...730...42L
Laf2011 Hauschildt, P.
Laf2011 ApJ 730, 42, 2011
Laf2011 (photometry of both components based on 2MASS PSC plus their contrast measures)
Laf2014 A j Lafreniere, D., Jayawardhana, R., van Kerkwijk, M.H., Brandeker, A., & Janson, M. 2014ApJ...785...47L
Laf2014 +Al ApJ 785, 47, 2014
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15442-2523 LAF 81 2008 1 53 9.2 9.08 17.98 M1 U K 154413.34-252259.1

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WDS 15442-2523 LAF 81 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 15442-2523 LAF 81 : MEASURES
 
 
No records found.

 
 
WDS 15442-2523 : VIRTUAL EYEPIECE
 
 

15442-2523 LAF 81A mag 9.08 Sp M1 15442-2523 LAF 81B sep 8.7 P.A. 49.70 mag 17.98 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 15442-2523 : ALADIN DSS IMAGE @ 15h 44m 13.34s -25° 22' 59.1"
 
 
 
 
WDS 15442-2523 LAF 81 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

15442-2523 LAF 81 distance=0' 15432-2525 BU 354 distance=15' 15452-2513 USD 27 distance=17' 15439-2451 UC 3052AB distance=33' 15462-2547 UC 3059 distance=37' 15468-2515 USD 33Ca,Cb distance=37' 15415-2521 LAF 80 distance=37' 15471-2520 UC 3064BC distance=40' 15471-2520 UC 3064AB distance=40' 15471-2520 UC 3064AC distance=40' 15433-2439 OCC 208 distance=46' 15481-2513 HDS2226 distance=53' 15429-2613 B 297AB distance=54' 15418-2607 J 1614 distance=55' 15412-2603 J 3235 distance=58' 15494-2600 KOH 50AB distance=79' 15377-2539 RST2971 distance=91' 15384-2439 HDS2207 distance=91' 15509-2534 KSA 116AB distance=92' 15510-2503 B 2792 distance=94' 15377-2432 TDS9564 distance=102' 15411-2656 KSA 72AB distance=103' 15411-2656 MET 64AC distance=103' 15411-2656 LAF 79AD distance=103' 15411-2656 LAF 79AE distance=103' 15411-2656 LAF 79AF distance=103' 15411-2656 LAF 79AG distance=103' 15411-2656 LAF 79AH distance=103' 15378-2622 RST2972 distance=105' 15518-2457 USD 79 distance=106' 15500-2636 SWR 182 distance=107' 15401-2349 UC 3038 distance=110' 15507-2632 HDS2232 distance=111' 15450-2714 RST1861 distance=112' 15371-2630 HDS2200 distance=117' 15397-2343 B 2789 distance=118' 15444-2320 HU 1516 distance=123' 15353-2544 LAF 77AB distance=123' 15353-2544 LAF 77AC distance=123' 15353-2544 LAF 77AD distance=123' 15351-2506 OCC9019 distance=125' 15394-2710 RST1854AB distance=126' 15394-2710 MET 63AC distance=126' 15394-2710 MET 63AD distance=126' 15536-2520 BU 36AB distance=128' 15536-2520 OCC 187Aa,Ab distance=128' 15481-2322 SKF1502 distance=133' 15455-2740 LDS4589 distance=138' 15481-2313 HO 396 distance=140' 15539-2432 OCC 161 distance=142' 15372-2339 SEE 241 distance=142' 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 15442-2523 LAF 81 53 9.2
Show 15432-2525 BU 354 291 5.9 15
Show 15452-2513 USD 27 208 2.1 17
Show 15439-2451 UC 3052 AB 316 56.4 33
Show 15462-2547 UC 3059 304 24.9 37
Show 15468-2515 USD 33 Ca,Cb 119 0.8 37
Show 15415-2521 LAF 80 242 3.7 37
Show 15471-2520 UC 3064 BC 161 9.9 40
Show 15471-2520 UC 3064 AB 306 13.6 40
Show 15471-2520 UC 3064 AC 265 11.4 40
Show 15433-2439 OCC 208 -1 0.1 46
Show 15481-2513 HDS2226 60 0.1 53
Show 15429-2613 B 297 AB 256 7.7 54
Show 15418-2607 J 1614 342 10.4 55
Show 15412-2603 J 3235 337 10.7 58
Show 15494-2600 KOH 50 AB 116 0.1 79
Show 15377-2539 RST2971 60 0.2 91
Show 15384-2439 HDS2207 82 0.7 91
Show 15509-2534 KSA 116 AB 329 0.1 92
Show 15510-2503 B 2792 63 13.0 94
Show 15377-2432 TDS9564 103 0.4 102
Show 15411-2656 KSA 72 AB 82 6.3 103
Show 15411-2656 MET 64 AC 225 5.9 103
Show 15411-2656 LAF 79 AD 298 4.6 103
Show 15411-2656 LAF 79 AE 30 5.2 103
Show 15411-2656 LAF 79 AF 311 6.0 103
Show 15411-2656 LAF 79 AG 353 8.0 103
Show 15411-2656 LAF 79 AH 110 9.6 103
Show 15378-2622 RST2972 227 1.1 105
Show 15518-2457 USD 79 47 2.4 106
Show 15500-2636 SWR 182 256 25.0 107
Show 15401-2349 UC 3038 282 7.7 110
Show 15507-2632 HDS2232 197 0.3 111
Show 15450-2714 RST1861 115 0.4 112
Show 15371-2630 HDS2200 106 0.2 117
Show 15397-2343 B 2789 338 14.0 118
Show 15444-2320 HU 1516 254 1.4 123
Show 15353-2544 LAF 77 AB 169 5.6 123
Show 15353-2544 LAF 77 AC 350 7.8 123
Show 15353-2544 LAF 77 AD 141 7.8 123
Show 15351-2506 OCC9019 81 0.0 125
Show 15394-2710 RST1854 AB 3 0.3 126
Show 15394-2710 MET 63 AC 62 8.8 126
Show 15394-2710 MET 63 AD 124 11.2 126
Show 15536-2520 BU 36 AB 273 2.0 128
Show 15536-2520 OCC 187 Aa,Ab -1 0.1 128
Show 15481-2322 SKF1502 172 52.8 133
Show 15455-2740 LDS4589 330 51.9 138
Show 15481-2313 HO 396 355 3.4 140
Show 15539-2432 OCC 161 -1 0.1 142
Show 15372-2339 SEE 241 23 0.9 142

 
 
WDS 15442-2523 : COMPONENTS
 
 
  A
B pa=49.7°
sep=8.68"
 
 
15442-2523 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 154413.34-252259.1 Mag 9.08 Spectral class M1 (red)
PmRA -17.00 PmDE -24.0
 
 
15442-2523 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 154413.83-252253.5 Mag 17.98 Calc delta mag 8.9
Calc coord yes