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Doubles in session


Current system
17107+2104
TDT 251


Nearby doubles
6' : 17104+2107
ALP 20AB

6' : 17111+2106
TDT 255

13' : 17105+2116
DAM 945

22' : 17121+2114
STF2135AB

24' : 17103+2127
FAL 56

34' : 17084+2113
DAM 890AB

35' : 17082+2110
DAM 887AB

37' : 17087+2040
BRT2431

39' : 17122+2137
WFC 189

43' : 17091+2141
DAM 907

49' : 17140+2119
COU 111AB

54' : 17115+2012
DAM 971AB

57' : 17086+2153
DAM 894

59' : 17107+2202
DAM 949

62' : 17071+2029
SLE 9

66' : 17099+2209
DAM 927

72' : 17111+2216
DAM 962

74' : 17133+2208
KPP 635

84' : 17087+1945
J 1130

87' : 17063+2205
HO 556

87' : 17145+1956
HU 488AB

88' : 17064+2208
COU 109

89' : 17045+2123
UC 3285

89' : 17155+2007
HU 489

90' : 17118+2232
ALP 21

91' : 17148+2214
ITF 11



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

17107+2104 TDT 251

 
 
17h 10m 42.45s +21° 04' 08.9" P.A. 302.00 sep 0.5 mag 11.72,12.21
 
 
Coord 2000 17107+2104 Discov num TDT 251 Comp Coord arcsec 2000 17 10 42.45 +21 04 08.9
Date first 1991 Date last 2016 Obs 4
Pa first 291 Pa last 302.4 P.A. Now (θ) 302.4°
Sep first 0.8 Sep last 0.544 Sep. Now (ρ) 0.544"
Mag pri 11.72 Mag sec 12.21 delta mag (ΔM) 0.49 Spectral class
Pri motion ra +008 Sec motion ra +008
Pri motion dec -041 Sec motion dec -041
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules Tycho2 1547-01221-1
 
 
WDS 17107+2104 TDT 251 : 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
17107+2104 TDT 251 1991 1 291 0.8 11.72 12.21 171042.45+210408.9
17107+2104 TDT 251 2016 2 302 0.5 11.72 12.21 171042.45+210408.9

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

 
 
WDS 17107+2104 TDT 251 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17107+2104 TDT 251 : MEASURES
 
 
No records found.

 
 
WDS 17107+2104 : VIRTUAL EYEPIECE
 
 

17107+2104 TDT 251A mag 11.72 17107+2104 TDT 251B sep 0.5 P.A. 304.20 mag 12.21 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 17107+2104 : ALADIN DSS IMAGE @ 17h 10m 42.45s +21° 04' 08.9"
 
 
 
 
WDS 17107+2104 TDT 251 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17107+2104 TDT 251 distance=0' 17104+2107 ALP 20AB distance=6' 17104+2107 ALP 20AC distance=6' 17111+2106 TDT 255 distance=6' 17105+2116 DAM 945 distance=13' 17121+2114 STF2135AB distance=22' 17121+2114 STF2135AC distance=22' 17103+2127 FAL 56 distance=24' 17084+2113 DAM 890AB distance=34' 17084+2113 DAM 890AC distance=34' 17082+2110 DAM 887AB distance=35' 17082+2110 DAM 887AC distance=35' 17087+2040 BRT2431 distance=37' 17122+2137 WFC 189 distance=39' 17091+2141 DAM 907 distance=43' 17140+2119 COU 111AB distance=49' 17140+2119 GII 242Aa,Ab distance=49' 17115+2012 DAM 971AB distance=54' 17115+2012 DAM 971AC distance=54' 17086+2153 DAM 894 distance=57' 17107+2202 DAM 949 distance=59' 17071+2029 SLE 9 distance=62' 17099+2209 DAM 927 distance=66' 17111+2216 DAM 962 distance=72' 17133+2208 KPP 635 distance=74' 17084+1950 RAO 673AE distance=82' 17087+1945 J 1130 distance=84' 17063+2205 HO 556 distance=87' 17145+1956 HU 488AB distance=87' 17064+2208 COU 109 distance=88' 17045+2123 UC 3285 distance=89' 17155+2007 HU 489 distance=89' 17118+2232 ALP 21 distance=90' 17148+2214 ITF 11 distance=91' 17147+2215 ITF 156 distance=91' 17082+2228 DAM 886 distance=91' 17173+2113 HU 668 distance=93' 17150+2219 ITF 155 distance=96' 17067+2225 COU 110 distance=99' 17147+2227 NSN 688 distance=100' 17093+2244 OSO 76 distance=103' 17080+2244 BRT2430 distance=107' 17053+1947 SLE 6 distance=109' 17109+1915 DAM 954BC distance=109' 17109+1915 DAM 954BD distance=109' 17109+1915 DAM 954AB distance=109' 17109+1915 DAM 954AC distance=109' 17109+1915 DAM 954AD distance=109' 17142+1919 STF2139 distance=117' 17187+2146 STTA152 distance=119' 17139+2255 TDT 274 distance=120' 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 17107+2104 TDT 251 302 0.5
Show 17104+2107 ALP 20 AB 278 7.7 6
Show 17104+2107 ALP 20 AC 124 24.0 6
Show 17111+2106 TDT 255 200 0.6 6
Show 17105+2116 DAM 945 321 7.8 13
Show 17121+2114 STF2135 AB 194 8.7 22
Show 17121+2114 STF2135 AC 208 162.1 22
Show 17103+2127 FAL 56 99 8.8 24
Show 17084+2113 DAM 890 AB 255 2.9 34
Show 17084+2113 DAM 890 AC 164 9.5 34
Show 17082+2110 DAM 887 AB 309 8.5 35
Show 17082+2110 DAM 887 AC 106 31.5 35
Show 17087+2040 BRT2431 317 4.7 37
Show 17122+2137 WFC 189 302 6.6 39
Show 17091+2141 DAM 907 324 4.0 43
Show 17140+2119 COU 111 AB 250 0.6 49
Show 17140+2119 GII 242 Aa,Ab 9 0.1 49
Show 17115+2012 DAM 971 AB 318 1.0 54
Show 17115+2012 DAM 971 AC 99 3.9 54
Show 17086+2153 DAM 894 74 8.3 57
Show 17107+2202 DAM 949 234 4.2 59
Show 17071+2029 SLE 9 173 19.7 62
Show 17099+2209 DAM 927 22 6.3 66
Show 17111+2216 DAM 962 303 6.6 72
Show 17133+2208 KPP 635 81 5.8 74
Show 17084+1950 RAO 673 AE 114 7.7 82
Show 17087+1945 J 1130 279 1.3 84
Show 17063+2205 HO 556 140 8.5 87
Show 17145+1956 HU 488 AB 106 2.9 87
Show 17064+2208 COU 109 140 8.5 88
Show 17045+2123 UC 3285 249 20.3 89
Show 17155+2007 HU 489 36 1.0 89
Show 17118+2232 ALP 21 53 36.6 90
Show 17148+2214 ITF 11 41 4.3 91
Show 17147+2215 ITF 156 26 14.1 91
Show 17082+2228 DAM 886 234 9.0 91
Show 17173+2113 HU 668 38 1.3 93
Show 17150+2219 ITF 155 190 2.3 96
Show 17067+2225 COU 110 90 1.4 99
Show 17147+2227 NSN 688 111 2.9 100
Show 17093+2244 OSO 76 313 15.5 103
Show 17080+2244 BRT2430 331 3.7 107
Show 17053+1947 SLE 6 76 36.0 109
Show 17109+1915 DAM 954 BC 68 9.6 109
Show 17109+1915 DAM 954 BD 261 7.7 109
Show 17109+1915 DAM 954 AB 312 18.8 109
Show 17109+1915 DAM 954 AC 342 16.9 109
Show 17109+1915 DAM 954 AD 297 24.5 109
Show 17142+1919 STF2139 335 8.3 117
Show 17187+2146 STTA152 47 52.8 119
Show 17139+2255 TDT 274 234 0.6 120

 
 
WDS 17107+2104 : COMPONENTS
 
 
  A
B pa=304.2°
sep=0.52"
 
 
17107+2104 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 171042.45+210408.9 Mag 11.72 PmRA 8.00
PmDE -41.0 Tycho2 1547-01221-1
Tycho2
Tycho2 1547-01221-1 Pflag RAmdeg 257.67679183 DEmdeg 21.06916727
PmRA 7.7 PmDE -40.7 E RAmdeg 42 E DEmdeg 45
E pmRA 1.6 E pmDE 1.5 EpRAm 1983.39 EpDEm 1982.07
Num 3 Q RAmdeg 0.4 Q DEmdeg 0.8 Q pmRA 0.4
Q pmDE 0.8 BTmag 12.169 E BTmag 0.102 VTmag 11.375
E VTmag 0.069 Prox 999 TYC T HIP
CCDM RAdeg 257.67677278 DEdeg 21.06926222 EpRA 1990 1.69
EpDE 1990 1.59 E RAdeg 43.6 E DEdeg 47.4 Posflg
Corr -0.2
 
 
17107+2104 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 171042.42+210409.2 Mag 12.21 PmRA 8.00
PmDE -41.0 Calc delta mag 0.49 Calc coord yes