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Doubles in session


Current system
15561-2556
RST 2986


Nearby doubles
9' : 15562-2548
B 299

14' : 15555-2545
TOK 734

20' : 15570-2541
B 855

21' : 15570-2539
UC 3091

32' : 15573-2529
KOH 57AB

38' : 15551-2521
KOH 54

39' : 15589-2607
BU 622AB
Fang

39' : 15581-2624
USD 197

44' : 15592-2606
KSA 78AB

44' : 15573-2515
B 301

44' : 15558-2512
KSA 75AB

49' : 15557-2645
I 977

50' : 15536-2520
BU 36AB

51' : 15598-2556
KOH 62

58' : 15592-2635
TOK 738

58' : 16002-2611
SEE 255AB

58' : 15589-2513
KSA 77

72' : 15582-2450
USD 202

73' : 15509-2534
KSA 116AB

77' : 15575-2710
B 302

80' : 15557-2437
I 1279

81' : 16012-2516
TOK 741

82' : 15507-2632
HDS2232

83' : 15574-2435
LDS4609AB

84' : 15518-2457
USD 79

84' : 16021-2538
B 303



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

15561-2556 RST 2986

 
 
15h 56m 05.12s -25° 56' 08.6" P.A. 49.00 sep 2.3 mag 8.10,13.80 Sp A2 dist. 152.44 pc (497.26 l.y.)
 
 
Coord 2000 15561-2556 Discov num RST2986 Comp Coord arcsec 2000 15 56 05.12 -25 56 08.6
Date first 1935 Date last 2019 Obs 5
Pa first 40 Pa last 48.6 P.A. Now (θ) 48.6°
Sep first 2.3 Sep last 2.297 Sep. Now (ρ) 2.297"
Mag pri 8.10 Mag sec 13.80 delta mag (ΔM) 5.7 Spectral class A2 (white)
Pri motion ra -019 Sec motion ra
Pri motion dec -028 Sec motion dec
Notes S (Parallax indidates non-physical)
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Scorpius SAO 183942 HIP 78041 Tycho2 6783-01852-1
Gaia DR2 6235562304934468864 HD 142540 CD CD-2511192 CP CP-25 5692
Distance 152.44 Distance ly 497.26
 
 
WDS 15561-2556 RST 2986 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Rst1933 T - Rossiter, R.A. 1933MmRAS..65...27R
Rst1933 MemRAS 65, 27, 1933
Rst1937 Ma - Rossiter, R.A. 1937MmRAS..65...51R
Rst1937 MemRAS 65, 51, 1937
Rst1943 Ma - Rossiter, R.A. 1943POMic...8..133R
Rst1943 Pub. Univ. Michigan Obs. 8, 133, 1943
Rst1944 - Rossiter, R.A. 1944POMic...9....1R
Rst1944 Pub. Univ. Michigan Obs. 9, 1, 1944
Rst1947 Ma - Rossiter, R.A. 1947POMic...9....7R
Rst1947 Pub. Univ. Michigan Obs. 9, 7, 1947
Rst1955 Ma j Rossiter, R.A. 1955POMic..11....1R
Rst1955 +P+ Pub. Univ. Michigan Obs. 11, 1, 1955
Rst1964 Ma - Rossiter, R.A. 1964POMic...9...73R
Rst1964 Pub. Univ. Michigan Obs. 9, 73, 1964
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15561-2556 RST2986 1940 2 43 2.4 8.10 13.80 A2 155605.12-255608.6
15561-2556 RST2986 2019 4 49 2.3 8.10 13.80 A2 S 155605.12-255608.6

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

 
 
WDS 15561-2556 RST 2986 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 15561-2556 RST 2986 : MEASURES
 
 
No records found.

 
 
WDS 15561-2556 : VIRTUAL EYEPIECE
 
 

15561-2556 RST2986A mag 8.1 Sp A2 15561-2556 RST2986B sep 2.2 P.A. 45.60 mag 13.8 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 15561-2556 : ALADIN DSS IMAGE @ 15h 56m 05.12s -25° 56' 08.6"
 
 
 
 
WDS 15561-2556 RST 2986 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

15561-2556 RST2986 distance=0' 15562-2548 B 299 distance=9' 15555-2545 TOK 734 distance=14' 15570-2541 B 855 distance=20' 15570-2539 UC 3091 distance=21' 15555-2616 TOK 790Aa,Ab distance=22' 15573-2529 KOH 57AB distance=32' 15573-2529 LAF 87AC distance=32' 15551-2521 KOH 54 distance=38' 15589-2607 SHT 60Aa,Ab (Fang) distance=39' 15589-2607 BU 622AB (Fang) distance=39' 15581-2624 USD 197 distance=39' 15589-2607 KOH 61Ba,Bb distance=40' 15592-2606 KSA 78BC distance=44' 15592-2606 KSA 78AB distance=44' 15573-2515 B 301 distance=44' 15558-2512 KSA 75AB distance=44' 15558-2512 KSA 75AC distance=44' 15557-2645 I 977 distance=49' 15536-2520 BU 36AB distance=50' 15536-2520 OCC 187Aa,Ab distance=50' 15598-2556 KOH 62 distance=51' 15592-2635 TOK 738 distance=58' 16002-2611 SEE 255AB distance=58' 16002-2611 SEE 255AC distance=58' 15589-2513 KSA 77 distance=58' 15582-2450 USD 202 distance=72' 15509-2534 KSA 116AB distance=73' 15575-2710 B 302 distance=77' 15557-2437 I 1279 distance=80' 16012-2516 TOK 741 distance=81' 15507-2632 HDS2232 distance=82' 15527-2705 USD 89Aa,Ab distance=83' 15574-2435 LDS4609AB distance=83' 15574-2435 LDS4609AC distance=83' 15518-2457 USD 79 distance=84' 16021-2538 B 303 distance=84' 15510-2503 B 2792 distance=87' 15545-2720 LAF 83AB distance=87' 15545-2720 LAF 83AC distance=87' 16015-2509 USD 321 distance=87' 16025-2609 RSS 394 distance=88' 15539-2432 OCC 161 distance=90' 16027-2542 LAF 96AB distance=90' 16027-2542 LAF 96AC distance=90' 16027-2542 LAF 96AD distance=90' 16013-2652 KOH 66AB distance=90' 16013-2652 LAF 91AC distance=90' 16013-2652 LAF 91AD distance=90' 16013-2652 LAF 91AE distance=90' 15494-2600 KOH 50AB distance=91' 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 15561-2556 RST2986 49 2.3
Show 15562-2548 B 299 340 4.0 9
Show 15555-2545 TOK 734 137 0.4 14
Show 15570-2541 B 855 236 1.0 20
Show 15570-2539 UC 3091 261 29.6 21
Show 15555-2616 TOK 790 Aa,Ab 129 0.8 22
Show 15573-2529 KOH 57 AB 144 0.6 32
Show 15573-2529 LAF 87 AC 117 11.0 32
Show 15551-2521 KOH 54 105 0.2 38
Show Fang 15589-2607 SHT 60 Aa,Ab 244 2.0 39
Show Fang 15589-2607 BU 622 AB 129 50.4 39
Show 15581-2624 USD 197 229 0.4 39
Show 15589-2607 KOH 61 Ba,Bb 331 2.9 40
Show 15592-2606 KSA 78 BC 352 0.1 44
Show 15592-2606 KSA 78 AB 329 2.9 44
Show 15573-2515 B 301 256 0.2 44
Show 15558-2512 KSA 75 AB 319 8.9 44
Show 15558-2512 KSA 75 AC 299 14.5 44
Show 15557-2645 I 977 264 0.6 49
Show 15536-2520 BU 36 AB 273 2.0 50
Show 15536-2520 OCC 187 Aa,Ab -1 0.1 50
Show 15598-2556 KOH 62 85 5.5 51
Show 15592-2635 TOK 738 192 0.7 58
Show 16002-2611 SEE 255 AB 2 15.0 58
Show 16002-2611 SEE 255 AC 329 17.9 58
Show 15589-2513 KSA 77 128 11.2 58
Show 15582-2450 USD 202 341 0.7 72
Show 15509-2534 KSA 116 AB 329 0.1 73
Show 15575-2710 B 302 143 0.5 77
Show 15557-2437 I 1279 9 0.4 80
Show 16012-2516 TOK 741 51 0.2 81
Show 15507-2632 HDS2232 197 0.3 82
Show 15527-2705 USD 89 Aa,Ab 45 0.7 83
Show 15574-2435 LDS4609 AB 218 5.7 83
Show 15574-2435 LDS4609 AC 279 130.9 83
Show 15518-2457 USD 79 47 2.4 84
Show 16021-2538 B 303 356 1.8 84
Show 15510-2503 B 2792 63 13.0 87
Show 15545-2720 LAF 83 AB 297 5.6 87
Show 15545-2720 LAF 83 AC 175 6.9 87
Show 16015-2509 USD 321 3 0.7 87
Show 16025-2609 RSS 394 4 9.8 88
Show 15539-2432 OCC 161 -1 0.1 90
Show 16027-2542 LAF 96 AB 300 3.3 90
Show 16027-2542 LAF 96 AC 114 6.7 90
Show 16027-2542 LAF 96 AD 352 9.9 90
Show 16013-2652 KOH 66 AB 151 0.3 90
Show 16013-2652 LAF 91 AC 115 5.9 90
Show 16013-2652 LAF 91 AD 113 6.9 90
Show 16013-2652 LAF 91 AE 330 11.1 90
Show 15494-2600 KOH 50 AB 116 0.1 91

 
 
WDS 15561-2556 : COMPONENTS
 
 
  A
B pa=45.6°
sep=2.17"
 
 
15561-2556 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 155605.12-255608.6 Mag 8.1 Spectral class A2 (white)
PmRA -19.00 PmDE -28.0 SAO 183942 HIP 78041
Tycho2 6783-01852-1 HD 142540 CD CD-2511192 CP CP-25 5692
Tycho2
Tycho2 6783-01852-1 Pflag RAmdeg 239.02128295 DEmdeg -25.93580917
PmRA -19.6 PmDE -34.5 E RAmdeg 4 E DEmdeg 5
E pmRA 1.6 E pmDE 1.6 EpRAm 1991.59 EpDEm 1991.07
Num 7 Q RAmdeg 1.0 Q DEmdeg 0.6 Q pmRA 1.0
Q pmDE 0.7 BTmag 7.880 E BTmag 0.015 VTmag 7.655
E VTmag 0.011 Prox 999 TYC T HIP 78041
CCDM RAdeg 239.02133250 DEdeg -25.93572667 EpRA 1990 1.80
EpDE 1990 1.39 E RAdeg 4.3 E DEdeg 5.4 Posflg
Corr 0.1
SAO
SAO 183942 DelFlag RA1950 PmRA1950 -0.0027
DE1950 PmDE1950 -0.02 Vmag 7.9 SpType A2
Double code Source 25 CatNum 11215 DM CD-2511192
DMcomp BDsup HD 142540 M HD 0
GC RA1950rad 4.15851678 DE1950rad -0.45012677 PmRA2000 -0.0028
PmDE2000 -0.017
Hipparcos
Catalog H HIP 78041 Proxy RAhms 15 56 05.12
DEdms -25 56 08.6 Vmag 7.62 VarFlag R Vmag H
RAdeg 239.021 DEdeg -25.9357 AstroRef Plx 7.52
CCDM 15561-2556 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 142540 BD
CD CD-2511192 CP CP-25 5692 Dm number -2511192 VIred 0.24
SpType A2/A3III R SpType Coord arcsec 2000 155605.12-255608.6
Hipparcos 2
HIP 78041 Sn 5 So 0 Nc 1
RArad 4.1717092794 DErad -0.4526638012 Plx 6.56 PmRA -26.71
PmDE -27.59 E RArad 0.74 E DErad 0.39 E Plx 0.77
E pmRA 0.88 E pmDE 0.91 Hpmag 7.6878 E Hpmag 0.0009
SHp 0.01 VA 0 BV 0.211 E BV 0.01
VI 0.23
CCDM
Ccdm 15561-2556 RComp Comp A Note1
Note2 Discov num DRAs -0.94 DDEs -7.3
R dRAs 41 Year Theta Rho
Obs 2 Vmag 8.1 Sp A2 PmNote *
PmRA -37 PmDE -20 Dm number -2511192 Cat1 CD
Name2 183942 Cat2 SAO HD 142540 M HD
ADS BDS M ADS BDS N IDS IDS 15500S2539A
HIC 78041
 
 
15561-2556 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 155605.23-255607.1 Mag 13.8 Calc delta mag 5.7
Calc coord yes
CCDM
Ccdm 15561-2556 RComp Comp B Note1
Note2 Discov num RST2986 DRAs DDEs
R dRAs Year 1935 Theta 041 Rho 2.3
Obs 2 Vmag 13.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 15500S2539B
HIC 78041