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Doubles in session


Current system
18500+7957
TDT 1077


Nearby doubles
15' : 18475+8010
UC 3672

24' : 18411+7953
SKF1647

34' : 18395+7940
SKF1085

42' : 19049+7945
HDS2706

43' : 19046+8017
TDT1212

49' : 18566+8042
LDS1897

57' : 19090+7933
UC 3822

76' : 18384+8107
TDT 969

79' : 18539+7840
LDS1895

79' : 19071+7854
LOC 400

89' : 19023+7834
LDS1898

95' : 18554+7824
LDS1896

97' : 18445+8133
LOC 389

99' : 18340+7830
TDT 937

118' : 18329+8148
LOC 374

123' : 18401+7758
TDT 985

127' : 18480+8203
LOC 391

129' : 18438+7750
LOC 385

139' : 19099+7750
LDS1900

141' : 18374+7741
STT 363

150' : 18349+8223
OCA 3

151' : 18362+8224
MLR 213

152' : 18438+8228
LOC 393

154' : 18302+8224
OCA 2

162' : 19009+8237
LOC 403

164' : 18427+8239
LDS1893



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.

18500+7957 TDT 1077

 
 
18h 50m 00.07s +79° 57' 08.2" P.A. 34.00 sep 2.0 mag 10.27,12.04 Sp F8
 
 
Coord 2000 18500+7957 Discov num TDT1077 Comp Coord arcsec 2000 18 50 00.07 +79 57 08.2
Date first 1991 Date last 2016 Obs 4
Pa first 38 Pa last 34.4 P.A. Now (θ) 34.4°
Sep first 1.9 Sep last 1.997 Sep. Now (ρ) 1.997"
Mag pri 10.27 Mag sec 12.04 delta mag (ΔM) 1.77 Spectral class F8 (yellow-white)
Pri motion ra -011 Sec motion ra -011
Pri motion dec +003 Sec motion dec +003
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Draco Tycho2 4591-00463-1 Gaia DR2 2295713449106304000
 
 
WDS 18500+7957 TDT 1077 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
No records found.

 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18500+7957 TDT1077 2005 2 34 1.9 10.27 12.04 185000.07+795708.2
18500+7957 TDT1077 2015 3 34 2.0 10.27 12.04 F8 185000.07+795708.2
18500+7957 TDT1077 2016 4 34 2.0 10.27 12.04 F8 185000.07+795708.2

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

 
 
WDS 18500+7957 TDT 1077 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18500+7957 TDT 1077 : MEASURES
 
 
No records found.

 
 
WDS 18500+7957 : VIRTUAL EYEPIECE
 
 

18500+7957 TDT1077A mag 10.27 Sp F8 18500+7957 TDT1077B sep 1.7 P.A. 6.80 mag 12.04 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 18500+7957 : ALADIN DSS IMAGE @ 18h 50m 00.07s +79° 57' 08.2"
 
 
 
 
WDS 18500+7957 TDT 1077 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18500+7957 TDT1077 distance=0' 18475+8010 UC 3672 distance=15' 18411+7953 SKF1647 distance=24' 18395+7940 SKF1085 distance=34' 19049+7945 HDS2706 distance=42' 19046+8017 TDT1212 distance=43' 18566+8042 LDS1897 distance=49' 19090+7933 UC 3822 distance=57' 18384+8107 TDT 969 distance=76' 18539+7840 LDS1895 distance=79' 19071+7854 LOC 400 distance=79' 19023+7834 LDS1898 distance=89' 18554+7824 LDS1896 distance=95' 18445+8133 LOC 389 distance=97' 18340+7830 TDT 937 distance=99' 18329+8148 LOC 374 distance=118' 18401+7758 TDT 985 distance=123' 18480+8203 LOC 391 distance=127' 18438+7750 LOC 385 distance=129' 19099+7750 LDS1900 distance=139' 18374+7741 STT 363 distance=141' 18349+8223 OCA 3 distance=150' 18362+8224 MLR 213 distance=151' 18438+8228 LOC 393 distance=152' 18302+8224 OCA 2 distance=154' 19009+8237 LOC 403 distance=162' 18427+8239 LDS1893 distance=164' 18470+8244 LDS1894 distance=167' 18538+7708 LOC 387 distance=170' 18437+7704 TDT1021 distance=174' 18344+7708 LOC 369 distance=176' 18420+7656 LOC 384 distance=183' 18363+8315 MLR 215 distance=201' 18399+8319 SKF1317 distance=203' 18408+7624 MLR 214 distance=216' 18450+7621 MLR 216Aa,Ab distance=217' 18450+7621 UC 3662AB distance=217' 19068+7609 LOC 397 distance=234' 18444+7600 LDS1892 distance=239' 18319+7605 LOC 367 distance=239' 18424+7550 LDS1890 distance=249' 18535+7547 STF2452 distance=251' 18322+8415 LDS1888 distance=260' 18464+7526 YSC 10 distance=272' 18582+7519 WOR 26 distance=281' 18492+8438 LOC 394 distance=281' 19061+7501 TDT1222 distance=301' 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 18500+7957 TDT1077 34 2.0
Show 18475+8010 UC 3672 260 49.2 15
Show 18411+7953 SKF1647 343 9.9 24
Show 18395+7940 SKF1085 110 1.5 34
Show 19049+7945 HDS2706 281 3.6 42
Show 19046+8017 TDT1212 282 2.2 43
Show 18566+8042 LDS1897 115 11.7 49
Show 19090+7933 UC 3822 283 46.8 57
Show 18384+8107 TDT 969 31 1.5 76
Show 18539+7840 LDS1895 45 33.3 79
Show 19071+7854 LOC 400 95 1.9 79
Show 19023+7834 LDS1898 345 112.0 89
Show 18554+7824 LDS1896 133 6.0 95
Show 18445+8133 LOC 389 160 1.6 97
Show 18340+7830 TDT 937 154 1.6 99
Show 18329+8148 LOC 374 287 5.7 118
Show 18401+7758 TDT 985 26 0.7 123
Show 18480+8203 LOC 391 352 36.7 127
Show 18438+7750 LOC 385 321 3.2 129
Show 19099+7750 LDS1900 300 72.4 139
Show 18374+7741 STT 363 335 0.6 141
Show 18349+8223 OCA 3 145 4.7 150
Show 18362+8224 MLR 213 342 1.6 151
Show 18438+8228 LOC 393 23 1.9 152
Show 18302+8224 OCA 2 341 3.3 154
Show 19009+8237 LOC 403 57 8.0 162
Show 18427+8239 LDS1893 310 9.9 164
Show 18470+8244 LDS1894 81 11.8 167
Show 18538+7708 LOC 387 310 8.5 170
Show 18437+7704 TDT1021 139 0.7 174
Show 18344+7708 LOC 369 297 23.5 176
Show 18420+7656 LOC 384 260 1.2 183
Show 18363+8315 MLR 215 104 4.3 201
Show 18399+8319 SKF1317 2 115.6 203
Show 18408+7624 MLR 214 30 0.4 216
Show 18450+7621 MLR 216 Aa,Ab 35 0.4 217
Show 18450+7621 UC 3662 AB 104 58.6 217
Show 19068+7609 LOC 397 98 1.1 234
Show 18444+7600 LDS1892 31 21.6 239
Show 18319+7605 LOC 367 137 1.1 239
Show 18424+7550 LDS1890 70 58.1 249
Show 18535+7547 STF2452 217 5.7 251
Show 18322+8415 LDS1888 102 6.0 260
Show 18464+7526 YSC 10 331 0.3 272
Show 18582+7519 WOR 26 162 0.1 281
Show 18492+8438 LOC 394 14 1.6 281
Show 19061+7501 TDT1222 163 2.0 301

 
 
WDS 18500+7957 : COMPONENTS
 
 
  A
B pa=6.8°
sep=1.66"
 
 
18500+7957 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 185000.07+795708.2 Mag 10.27 Spectral class F8 (yellow-white)
PmRA -11.00 PmDE 3.0 Tycho2 4591-00463-1
Tycho2
Tycho2 4591-00463-1 Pflag RAmdeg 282.50030712 DEmdeg 79.95228332
PmRA -11.0 PmDE 2.9 E RAmdeg 23 E DEmdeg 24
E pmRA 1.8 E pmDE 1.9 EpRAm 1990.07 EpDEm 1990.11
Num 3 Q RAmdeg 1.4 Q DEmdeg 0.1 Q pmRA 1.4
Q pmDE 0.1 BTmag 10.843 E BTmag 0.042 VTmag 10.261
E VTmag 0.036 Prox 999 TYC T HIP
CCDM RAdeg 282.50045222 DEdeg 79.95227667 EpRA 1990 1.75
EpDE 1990 1.71 E RAdeg 23.2 E DEdeg 23.9 Posflg
Corr -0.1
 
 
18500+7957 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 185000.15+795709.8 Mag 12.04 PmRA -11.00
PmDE 3.0 Calc delta mag 1.77 Calc coord yes