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Doubles in session


Current system
18188-3448
RST 3171
HD 321637


Nearby doubles
7' : 18185-3441
TOK 902

16' : 18176-3442
BRT1766

16' : 18185-3503
OL 17

23' : 18191-3509
OL 18

26' : 18167-3447
VVV 53

32' : 18206-3424
JSP 773

35' : 18202-3517
RST3174

36' : 18205-3420
JSP 939

43' : 18203-3526
TOK 801

44' : 18176-3406
HJ 5036AB

45' : 18221-3507
BRT1772

47' : 18187-3534
LDS 636

47' : 18150-3448
BRT1761

51' : 18190-3357
BRT1768

52' : 18180-3538
B 425AB

55' : 18153-3413
BRT1762

61' : 18155-3532
BRT1763

67' : 18142-3525
B 424AB

69' : 18241-3430
TDT 835

69' : 18233-3408
VVV 56

70' : 18239-3421
ARY 76

71' : 18240-3516
BRT1773

72' : 18242-3423
SEE 351AB
Kaus Australis

72' : 18136-3416
JSP 938AB

76' : 18202-3601
BRT1769

76' : 18127-3433
RST3162



Selections
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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

18188-3448 RST 3171 (HD 321637)

 
 
18h 18m 45.87s -34° 47' 20.1" P.A. 234.00 sep 1.1 mag 10.69,10.75 Sp F0
 
 
Coord 2000 18188-3448 Discov num RST3171 Comp Coord arcsec 2000 18 18 45.87 -34 47 20.1
Date first 1935 Date last 2016 Obs 4
Pa first 237 Pa last 234.2 P.A. Now (θ) 234.2°
Sep first 1.0 Sep last 1.082 Sep. Now (ρ) 1.082"
Mag pri 10.69 Mag sec 10.75 delta mag (ΔM) 0.06 Spectral class F0 (yellow-white)
Pri motion ra -004 Sec motion ra -004
Pri motion dec -014 Sec motion dec -014
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 321637 Constellation Sagittarius Tycho2 7401-00093-1 Gaia DR2 4038526618551635840
HD 321637
 
 
WDS 18188-3448 RST 3171 (HD 321637) : 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
18188-3448 RST3171 1991 3 236 1.2 10.69 10.75 F0 181845.87-344720.1
18188-3448 RST3171 2016 4 234 1.1 10.69 10.75 F0 181845.87-344720.1

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

 
 
WDS 18188-3448 RST 3171 (HD 321637) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18188-3448 RST 3171 (HD 321637) : MEASURES
 
 
No records found.

 
 
WDS 18188-3448 (HD 321637) : VIRTUAL EYEPIECE
 
 

18188-3448 RST3171A mag 10.69 Sp F0 18188-3448 RST3171B sep 1.0 P.A. 228.70 mag 10.75 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18188-3448 (HD 321637) : ALADIN DSS IMAGE @ 18h 18m 45.87s -34° 47' 20.1"
 
 
 
 
WDS 18188-3448 RST 3171 (HD 321637) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18188-3448 RST3171 distance=1' 18185-3441 TOK 902 distance=7' 18176-3442 BRT1766 distance=16' 18185-3503 OL 17 distance=16' 18191-3509 OL 18 distance=23' 18167-3447 VVV 53 distance=26' 18206-3424 JSP 773 distance=32' 18202-3517 RST3174 distance=35' 18205-3420 JSP 939 distance=36' 18203-3526 TOK 801 distance=43' 18176-3406 HJ 5036AB distance=44' 18176-3406 HJ 5036AC distance=44' 18176-3406 HJ 5036CD distance=45' 18221-3507 BRT1772 distance=45' 18187-3534 LDS 636 distance=47' 18150-3448 BRT1761 distance=47' 18190-3357 BRT1768 distance=51' 18180-3538 B 425AB distance=52' 18180-3538 B 425AC distance=52' 18153-3413 BRT1762 distance=55' 18155-3532 BRT1763 distance=61' 18142-3525 B 424CD distance=67' 18142-3525 B 424AB distance=67' 18142-3525 B 424AC distance=67' 18241-3430 TDT 835 distance=69' 18233-3408 VVV 56 distance=69' 18239-3421 ARY 76 distance=70' 18240-3516 BRT1773 distance=71' 18242-3423 SEE 351AB (Kaus Australis) distance=72' 18242-3423 GOL 2AC (Kaus Australis) distance=72' 18242-3423 TOK 617AD (Kaus Australis) distance=72' 18136-3416 JSP 938AB distance=72' 18136-3416 SIN 107AC distance=72' 18202-3601 BRT1769 distance=76' 18127-3433 RST3162 distance=76' 18129-3513 SLR 13 distance=77' 18248-3424 SKF2065 distance=78' 18246-3523 JSP 774 distance=80' 18213-3333 B 937 distance=80' 18126-3417 JSP 771 distance=83' 18188-3325 BRT1767 distance=83' 18243-3539 BRT1774 distance=87' 18248-3535 BRT3331 distance=89' 18244-3349 BRT1775 distance=90' 18220-3313 BRT1771 distance=102' 18268-3517 B 2866 distance=103' 18131-3333 B 933 distance=103' 18109-3414 RST3159 distance=103' 18153-3623 B 1354AC distance=106' 18153-3623 B 1354AB distance=106' 18108-3529 B 1352 distance=107' 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 18188-3448 RST3171 234 1.1 1
Show 18185-3441 TOK 902 29 0.2 7
Show 18176-3442 BRT1766 261 2.4 16
Show 18185-3503 OL 17 252 6.1 16
Show 18191-3509 OL 18 296 1.1 23
Show 18167-3447 VVV 53 8 4.5 26
Show 18206-3424 JSP 773 337 1.0 32
Show 18202-3517 RST3174 306 1.5 35
Show 18205-3420 JSP 939 27 3.3 36
Show 18203-3526 TOK 801 7 0.1 43
Show 18176-3406 HJ 5036 AB 85 38.7 44
Show 18176-3406 HJ 5036 AC 41 93.8 44
Show 18176-3406 HJ 5036 CD 346 22.4 45
Show 18221-3507 BRT1772 195 2.8 45
Show 18187-3534 LDS 636 6 20.8 47
Show 18150-3448 BRT1761 145 3.8 47
Show 18190-3357 BRT1768 72 4.3 51
Show 18180-3538 B 425 AB 51 2.9 52
Show 18180-3538 B 425 AC 356 7.3 52
Show 18153-3413 BRT1762 13 4.8 55
Show 18155-3532 BRT1763 224 3.2 61
Show 18142-3525 B 424 CD 41 2.8 67
Show 18142-3525 B 424 AB 82 1.0 67
Show 18142-3525 B 424 AC 143 42.5 67
Show 18241-3430 TDT 835 76 0.6 69
Show 18233-3408 VVV 56 193 17.3 69
Show 18239-3421 ARY 76 10 18.9 70
Show 18240-3516 BRT1773 295 3.6 71
Show Kaus Australis 18242-3423 SEE 351 AB 314 39.9 72
Show Kaus Australis 18242-3423 GOL 2 AC 142 2.4 72
Show Kaus Australis 18242-3423 TOK 617 AD 36 862.9 72
Show 18136-3416 JSP 938 AB 149 6.1 72
Show 18136-3416 SIN 107 AC 55 25.4 72
Show 18202-3601 BRT1769 1 4.1 76
Show 18127-3433 RST3162 206 0.3 76
Show 18129-3513 SLR 13 47 2.4 77
Show 18248-3424 SKF2065 164 23.3 78
Show 18246-3523 JSP 774 72 4.3 80
Show 18213-3333 B 937 142 0.8 80
Show 18126-3417 JSP 771 304 2.9 83
Show 18188-3325 BRT1767 209 4.2 83
Show 18243-3539 BRT1774 55 3.5 87
Show 18248-3535 BRT3331 192 5.5 89
Show 18244-3349 BRT1775 147 3.2 90
Show 18220-3313 BRT1771 115 3.8 102
Show 18268-3517 B 2866 343 4.5 103
Show 18131-3333 B 933 349 1.8 103
Show 18109-3414 RST3159 101 4.8 103
Show 18153-3623 B 1354 AC 308 16.2 106
Show 18153-3623 B 1354 AB 175 4.8 106
Show 18108-3529 B 1352 224 0.2 107

 
 
WDS 18188-3448 : COMPONENTS
 
 
  A
B pa=228.7°
sep=0.96"
 
 
18188-3448 A
 
 
Componente originario normalizzato AB Name HD 321637 Coord arcsec 2000 181845.87-344720.1 Mag 10.69
Spectral class F0 (yellow-white) PmRA -4.00 PmDE -14.0 Tycho2 7401-00093-1
HD 321637
Tycho2
Tycho2 7401-00093-1 Pflag P RAmdeg 274.69113615 DEmdeg -34.78891197
PmRA -3.8 PmDE -14.4 E RAmdeg 39 E DEmdeg 51
E pmRA 2.9 E pmDE 2.8 EpRAm 1989.28 EpDEm 1987.19
Num 3 Q RAmdeg 0.1 Q DEmdeg 2.4 Q pmRA 0.0
Q pmDE 2.4 BTmag 11.155 E BTmag 0.069 VTmag 10.687
E VTmag 0.072 Prox 12 TYC T HIP
CCDM RAdeg 274.69127222 DEdeg -34.78880778 EpRA 1990 1.73
EpDE 1990 1.69 E RAdeg 40.2 E DEdeg 52.8 Posflg D
Corr 0.0
 
 
18188-3448 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 181845.81-344720.7 Mag 10.75 PmRA -4.00
PmDE -14.0 Tycho2 7401-00093-2 Calc delta mag 0.06 Calc coord yes
Tycho2
Tycho2 7401-00093-2 Pflag P RAmdeg 274.69113615 DEmdeg -34.78891197
PmRA -3.8 PmDE -14.4 E RAmdeg 39 E DEmdeg 51
E pmRA 2.9 E pmDE 2.8 EpRAm 1989.28 EpDEm 1987.19
Num 3 Q RAmdeg 0.1 Q DEmdeg 2.4 Q pmRA 0.0
Q pmDE 2.4 BTmag 11.433 E BTmag 0.087 VTmag 10.747
E VTmag 0.078 Prox 12 TYC T HIP
CCDM RAdeg 274.69095139 DEdeg -34.78898944 EpRA 1990 1.74
EpDE 1990 1.68 E RAdeg 45.2 E DEdeg 60.1 Posflg D
Corr 0.0