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Doubles in session


Current system
16556-7651
RST 3042 AB


Nearby doubles
22' : 16559-7712
KPP1454

30' : 16587-7624
TDT 164

39' : 16446-7641
TDT 63

43' : 17003-7612
GLI 232

46' : 16467-7725
RST3036

47' : 16470-7727
SKF 454

54' : 17110-7641
TDT 254

58' : 16431-7731
HJ 4858

63' : 16381-7636
UC 3195

65' : 17141-7708
TDT 281

69' : 16595-7544
RST3051

82' : 16574-7530
UC 3262

88' : 17041-7814
UC 3284

90' : 16474-7817
UC 3233

93' : 16512-7822
UC 3242

95' : 16400-7535
UC 3203

103' : 17103-7523
HJ 4904

105' : 17099-7520
TDT 240

121' : 17155-7514
TDT 291

129' : 16434-7450
TDT 49

131' : 16536-7440
TDT 131

131' : 17111-7453
TDT 258

148' : 17149-7442
SWR 215

153' : 16525-7419
WFC 182

157' : 17000-7415
TDT 174

157' : 17108-7425
B 2044AB



Selections
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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.

16556-7651 RST 3042 AB

 
 
16h 55m 35.15s -76° 50' 48.8" P.A. 253.00 sep 3.1 mag 10.90,11.96
 
 
Coord 2000 16556-7651 Discov num RST3042 Comp AB Coord arcsec 2000 16 55 35.15 -76 50 48.8
Date first 1933 Date last 2015 Obs 7
Pa first 256 Pa last 252.5 P.A. Now (θ) 252.5°
Sep first 2.6 Sep last 3.089 Sep. Now (ρ) 3.089"
Mag pri 10.90 Mag sec 11.96 delta mag (ΔM) 1.06 Spectral class
Pri motion ra -038 Sec motion ra -039
Pri motion dec +022 Sec motion dec +022
Notes T (Parallax indicates physical)
rPM=0.022 (< 0.3, Physical double)
This double is physical.
 
 
16556-7651 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 16 55 35 -76 50 49 RST 3042 AB 2015 7 253 3.1 10.90 11.96 1.06 <===
Show 16 55 35 -76 50 49 HLN 40 AC 2015 6 264 13.3 10.90 12.30 1.40
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Apus Tycho2 9443-02554-1 Gaia DR2 5777880522466496384
 
 
WDS 16556-7651 RST 3042 AB : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Hln1963 Ma j Holden, F. 1963JO.....46..131H
Hln1963 J. Obs. 46, 131, 1963
Hln1965 Ma - Holden, F. 1965POMic...9..181H
Hln1965 Pub. Univ. Michigan Obs. 9, 181, 1965
Hln1966 Ma - Holden, F. 1966POMic...9..185H
Hln1966 Pub. Univ. Michigan Obs. 9, 185, 1966
Hln1967 Ma - Holden, F. 1967POMic...9..193H
Hln1967 Pub. Univ. Michigan Obs. 9, 193, 1967
Hln1972 Ma - Holden, F. 1972POMic..12....1H
Hln1972 Pub. Univ. Michigan Obs. 12, 1, 1972
Hln1974a Ma j Holden, F. 1974PASP...86..902H
Hln1974a PASP 86, 902, 1974
Hln1974b Mb j Holden, F. 1974PASP...86..907H
Hln1974b PASP 86, 907, 1974
Hln1975a Ma j Holden, F. 1975PASP...87..253H
Hln1975a +Mb PASP 87, 253, 1975
Hln1975b Mb j Holden, F. 1975PASP...87..945H
Hln1975b PASP 87, 945, 1975
Hln1976a Mb j Holden, F. 1976PASP...88...52H
Hln1976a PASP 88, 52, 1976
Hln1976b Ma - Holden, F. 1976PASP...88..325H
Hln1976b PASP 88, 325, 1976
Hln1977a Mb j Holden, F. 1977PASP...89..582H
Hln1977a PASP 89, 582, 1977
Hln1977b Mb j Holden, F. 1977PASP...89..588H
Hln1977b PASP 89, 588, 1977
Hln1978a Mb j Holden, F. 1978PASP...90..463H
Hln1978a PASP 90, 463, 1978
Hln1978b Ma j Holden, F. 1978PASP...90..465H
Hln1978b PASP 90, 465, 1978
Hln1978c Mb j Holden, F. 1978PASP...90..587H
Hln1978c PASP 90, 587, 1978
Hln1979 Ma j Holden, F. 1979PASP...91..479H
Hln1979 PASP 91, 479, 1979
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
16556-7651 RST3042 AB 2000 4 257 2.5 10.90 11.96 D 165535.15-765048.7
16556-7651 RST3042 AB 2015 6 252 3.1 10.90 11.96 W 165535.15-765048.8

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

 
 
WDS 16556-7651 RST 3042 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16556-7651 RST 3042 AB : MEASURES
 
 
No records found.

 
 
WDS 16556-7651 : VIRTUAL EYEPIECE
 
 

16556-7651 RST3042A mag 10.9 16556-7651 RST3042B sep 1.1 P.A. 215.80 mag 11.96 16556-7651 HLN 40C sep 3.3 P.A. 246.30 mag 12.3 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 16556-7651 : ALADIN DSS IMAGE @ 16h 55m 35.15s -76° 50' 48.8"
 
 
 
 
WDS 16556-7651 RST 3042 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

16556-7651 RST3042AB distance=1' 16556-7651 HLN 40AC distance=1' 16559-7712 KPP1454 distance=22' 16587-7624 TDT 164 distance=30' 16446-7641 TDT 63 distance=39' 17003-7612 GLI 232 distance=43' 16467-7725 RST3036 distance=46' 16470-7727 SKF 454 distance=47' 17110-7641 TDT 254 distance=54' 16431-7731 HJ 4858 distance=58' 16381-7636 UC 3195 distance=63' 17141-7708 TDT 281 distance=65' 16595-7544 RST3051 distance=69' 16574-7530 UC 3262 distance=82' 17041-7814 UC 3284 distance=88' 16474-7817 UC 3233 distance=90' 16512-7822 UC 3242 distance=93' 16400-7535 UC 3203 distance=95' 17103-7523 HJ 4904 distance=103' 17099-7520 TDT 240 distance=105' 17155-7514 TDT 291 distance=121' 16434-7450 TDT 49 distance=129' 16536-7440 TDT 131 distance=131' 17111-7453 TDT 258 distance=131' 17149-7442 SWR 215 distance=148' 16525-7419 WFC 182 distance=153' 17000-7415 TDT 174 distance=157' 17108-7425 B 2044AB distance=157' 17108-7425 LDS 582AC distance=157' 17141-7427 TDT 280 distance=160' 16560-7407 UC 3256 distance=165' 16391-7414 UC 3200 distance=169' 17090-7408 TDT 235 distance=171' 16482-7940 HJ 4860 distance=171' 16422-7351 TDT 40 distance=187' 17147-7355 TDT 286 distance=190' 16566-7340 B 2395 distance=192' 16380-7350 UC 3194 distance=193' 16535-7335 B 2822 distance=196' 17071-7333 UC 3291 distance=203' 16599-7325 I 100 distance=207' 17073-7326 TDT 222 distance=210' 17057-7319 TDT 209 distance=215' 16405-7318 TDT 30 distance=221' 17129-8029 UC 3306 distance=225' 16389-7315 TDT 18 distance=226' 16581-7304 UC 3264 distance=228' 17141-7312 TDT 279 distance=230' 16367-7306 UC 3192 distance=237' 17003-7243 TDT 179 distance=249' 16422-7245 UC 3211 distance=252' 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 16556-7651 RST3042 AB 253 3.1 1
Show 16556-7651 HLN 40 AC 264 13.3 1
Show 16559-7712 KPP1454 178 10.9 22
Show 16587-7624 TDT 164 186 0.5 30
Show 16446-7641 TDT 63 214 0.5 39
Show 17003-7612 GLI 232 141 10.1 43
Show 16467-7725 RST3036 194 1.2 46
Show 16470-7727 SKF 454 358 5.7 47
Show 17110-7641 TDT 254 173 0.4 54
Show 16431-7731 HJ 4858 56 91.5 58
Show 16381-7636 UC 3195 41 53.1 63
Show 17141-7708 TDT 281 295 0.7 65
Show 16595-7544 RST3051 282 1.7 69
Show 16574-7530 UC 3262 50 22.1 82
Show 17041-7814 UC 3284 258 42.4 88
Show 16474-7817 UC 3233 275 19.2 90
Show 16512-7822 UC 3242 267 39.2 93
Show 16400-7535 UC 3203 180 114.4 95
Show 17103-7523 HJ 4904 188 6.8 103
Show 17099-7520 TDT 240 58 0.6 105
Show 17155-7514 TDT 291 233 0.9 121
Show 16434-7450 TDT 49 16 0.4 129
Show 16536-7440 TDT 131 164 5.0 131
Show 17111-7453 TDT 258 211 2.8 131
Show 17149-7442 SWR 215 42 15.5 148
Show 16525-7419 WFC 182 92 4.8 153
Show 17000-7415 TDT 174 241 0.4 157
Show 17108-7425 B 2044 AB 343 1.2 157
Show 17108-7425 LDS 582 AC 355 734.3 157
Show 17141-7427 TDT 280 65 0.4 160
Show 16560-7407 UC 3256 350 58.5 165
Show 16391-7414 UC 3200 279 46.4 169
Show 17090-7408 TDT 235 346 0.5 171
Show 16482-7940 HJ 4860 233 14.5 171
Show 16422-7351 TDT 40 327 2.7 187
Show 17147-7355 TDT 286 158 1.1 190
Show 16566-7340 B 2395 166 1.8 192
Show 16380-7350 UC 3194 30 62.9 193
Show 16535-7335 B 2822 202 4.1 196
Show 17071-7333 UC 3291 245 14.8 203
Show 16599-7325 I 100 177 0.9 207
Show 17073-7326 TDT 222 9 0.6 210
Show 17057-7319 TDT 209 347 0.4 215
Show 16405-7318 TDT 30 222 2.8 221
Show 17129-8029 UC 3306 235 10.8 225
Show 16389-7315 TDT 18 22 0.6 226
Show 16581-7304 UC 3264 299 67.6 228
Show 17141-7312 TDT 279 138 3.8 230
Show 16367-7306 UC 3192 263 26.5 237
Show 17003-7243 TDT 179 329 0.5 249
Show 16422-7245 UC 3211 171 26.4 252

 
 
WDS 16556-7651 : COMPONENTS
 
 
  A B
B pa=215.8°
sep=1.15"
 
C pa=246.3°
sep=3.28"
pa=260.5°
sep=2.37"
 
 
16556-7651 A
 
 
Coord arcsec 2000 165535.15-765048.8 Mag 10.9 PmRA -38.00 PmDE 22.0
Tycho2 9443-02554-1 DM CP-76 1179
Tycho2
Tycho2 9443-02554-1 Pflag RAmdeg 253.89647563 DEmdeg -76.84688828
PmRA -32.9 PmDE 22.7 E RAmdeg 32 E DEmdeg 30
E pmRA 2.0 E pmDE 1.9 EpRAm 1989.05 EpDEm 1989.07
Num 4 Q RAmdeg 0.8 Q DEmdeg 0.5 Q pmRA 0.8
Q pmDE 0.5 BTmag 11.414 E BTmag 0.051 VTmag 10.895
E VTmag 0.049 Prox 32 TYC T HIP
CCDM RAdeg 253.89681028 DEdeg -76.84694083 EpRA 1990 1.68
EpDE 1990 1.68 E RAdeg 32.0 E DEdeg 29.5 Posflg
Corr -0.1
 
 
16556-7651 B
 
 
Coord arcsec 2000 165534.95-765049.7 Mag 11.96 PmRA -39.00 PmDE 22.0
Calc delta mag 1.06 Calc coord yes
 
 
16556-7651 C
 
 
Coord arcsec 2000 165534.27-765050.1 Mag 12.3 PmRA -58.00 PmDE 38.0
Calc delta mag 1.4 Calc coord yes