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18098-7405
TDT 717


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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

18098-7405 TDT 717

 
 
18h 09m 45.68s -74° 04' 58.8" P.A. 187.00 sep 0.6 mag 10.81,10.90
 
 
Coord 2000 18098-7405 Discov num TDT 717 Comp Coord arcsec 2000 18 09 45.68 -74 04 58.8
Date first 1991 Date last 1991 Obs 1
Pa first 187 Pa last 186.5 P.A. Now (θ) 186.5°
Sep first 0.6 Sep last 0.55 Sep. Now (ρ) 0.55"
Mag pri 10.81 Mag sec 10.90 delta mag (ΔM) 0.09 Spectral class
Pri motion ra +003 Sec motion ra +003
Pri motion dec +022 Sec motion dec +022
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Apus Tycho2 9302-01760-1 Gaia DR2 6417948159875091584
 
 
WDS 18098-7405 TDT 717 : 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
18098-7405 TDT 717 1991 1 187 0.6 10.81 10.90 180945.68-740458.8

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

 
 
WDS 18098-7405 TDT 717 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18098-7405 TDT 717 : MEASURES
 
 
No records found.

 
 
WDS 18098-7405 : VIRTUAL EYEPIECE
 
 

18098-7405 TDT 717A mag 10.81 18098-7405 TDT 717B sep 0.6 P.A. 181.80 mag 10.9 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 18098-7405 : ALADIN DSS IMAGE @ 18h 09m 45.68s -74° 04' 58.8"
 
 
 
 
WDS 18098-7405 TDT 717 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18098-7405 TDT 717 distance=0' 18099-7400 TDT 718 distance=5' 18103-7348 UC 3514 distance=18' 18139-7419 HDS2575 distance=22' 18045-7354 TDT 665 distance=25' 18126-7340 TOK 58Aa,Ab distance=28' 18126-7340 HDO 284AB distance=28' 18176-7443 TDT 777 distance=50' 18025-7320 UC 3479AB distance=55' 18225-7347 TDT 822 distance=56' 18185-7322 ALD 68 distance=57' 18034-7500 RSS 470 distance=61' 18044-7505 TDT 663 distance=64' 18212-7322 LDS 630 distance=65' 18004-7314 UC 3470 distance=65' 18106-7511 HJ 4999 distance=67' 17566-7325 TDT 589 distance=69' 18048-7257 B 2853AB distance=72' 18189-7304 B 1881 distance=73' 18232-7310 LDS 634 distance=80' 18264-7324 TDT 869 distance=82' 17531-7501 TOK 795 distance=88' 18028-7532 HLN 45 distance=92' 18297-7451 KPP 717 distance=93' 17541-7514 I 614 distance=94' 18057-7232 TDT 675 distance=95' 18164-7537 UC 3541 distance=96' 18067-7542 UC 3495 distance=99' 17499-7505 SWR 231 distance=99' 17582-7237 TDT 602 distance=102' 17559-7241 TSN 9 distance=103' 18084-7221 HJ 5001 distance=105' 18113-7553 HDO 282 distance=109' 18113-7553 KPP3068AC distance=109' 18071-7214 WIS 324 distance=112' 18221-7222 UC 3563AB distance=117' 17521-7232 KPP 403 distance=121' 17564-7219 B 2049 distance=122' 17573-7216 B 2420 distance=122' 18214-7214 UC 3557 distance=123' 18165-7604 HDS2581 distance=123' 18182-7605 JSP 770 distance=124' 17577-7611 HJ 4974 distance=134' 17499-7221 UC 3420 distance=136' 17576-7612 UC 3455 distance=136' 18077-7142 TDT 698 distance=143' 18254-7153 WIS 327 distance=150' 17558-7628 TDT 579 distance=153' 17552-7145 TDT 571 distance=154' 18265-7147 HJ 5038 distance=157' 18154-7640 GLI 241 distance=157' 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 18098-7405 TDT 717 187 0.6
Show 18099-7400 TDT 718 34 0.6 5
Show 18103-7348 UC 3514 159 57.5 18
Show 18139-7419 HDS2575 101 2.4 22
Show 18045-7354 TDT 665 159 0.4 25
Show 18126-7340 TOK 58 Aa,Ab 97 0.3 28
Show 18126-7340 HDO 284 AB 273 2.0 28
Show 18176-7443 TDT 777 19 0.6 50
Show 18025-7320 UC 3479 AB 176 66.9 55
Show 18225-7347 TDT 822 333 0.8 56
Show 18185-7322 ALD 68 164 1.8 57
Show 18034-7500 RSS 470 348 16.0 61
Show 18044-7505 TDT 663 130 1.8 64
Show 18212-7322 LDS 630 315 42.0 65
Show 18004-7314 UC 3470 18 26.3 65
Show 18106-7511 HJ 4999 172 13.1 67
Show 17566-7325 TDT 589 204 0.5 69
Show 18048-7257 B 2853 AB 11 7.0 72
Show 18189-7304 B 1881 227 0.9 73
Show 18232-7310 LDS 634 126 54.6 80
Show 18264-7324 TDT 869 183 1.8 82
Show 17531-7501 TOK 795 72 0.3 88
Show 18028-7532 HLN 45 181 4.9 92
Show 18297-7451 KPP 717 120 6.3 93
Show 17541-7514 I 614 19 6.3 94
Show 18057-7232 TDT 675 198 0.8 95
Show 18164-7537 UC 3541 265 17.9 96
Show 18067-7542 UC 3495 250 79.4 99
Show 17499-7505 SWR 231 86 29.0 99
Show 17582-7237 TDT 602 186 0.5 102
Show 17559-7241 TSN 9 274 102.2 103
Show 18084-7221 HJ 5001 332 10.2 105
Show 18113-7553 HDO 282 299 24.6 109
Show 18113-7553 KPP3068 AC 109 18.1 109
Show 18071-7214 WIS 324 348 491.2 112
Show 18221-7222 UC 3563 AB 60 12.7 117
Show 17521-7232 KPP 403 142 4.8 121
Show 17564-7219 B 2049 1 1.0 122
Show 17573-7216 B 2420 222 0.6 122
Show 18214-7214 UC 3557 223 15.9 123
Show 18165-7604 HDS2581 252 0.2 123
Show 18182-7605 JSP 770 197 0.5 124
Show 17577-7611 HJ 4974 122 26.4 134
Show 17499-7221 UC 3420 17 20.8 136
Show 17576-7612 UC 3455 278 32.6 136
Show 18077-7142 TDT 698 168 0.4 143
Show 18254-7153 WIS 327 182 682.9 150
Show 17558-7628 TDT 579 188 1.9 153
Show 17552-7145 TDT 571 198 0.4 154
Show 18265-7147 HJ 5038 300 11.8 157
Show 18154-7640 GLI 241 76 2.0 157

 
 
WDS 18098-7405 : COMPONENTS
 
 
  A
B pa=181.8°
sep=0.55"
 
 
18098-7405 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 180945.68-740458.8 Mag 10.81 PmRA 3.00
PmDE 22.0 Tycho2 9302-01760-1
Tycho2
Tycho2 9302-01760-1 Pflag RAmdeg 272.44032210 DEmdeg -74.08308420
PmRA 3.0 PmDE 22.0 E RAmdeg 20 E DEmdeg 18
E pmRA 1.8 E pmDE 1.7 EpRAm 1986.62 EpDEm 1988.38
Num 4 Q RAmdeg 0.3 Q DEmdeg 1.5 Q pmRA 0.3
Q pmDE 1.5 BTmag 11.500 E BTmag 0.052 VTmag 10.210
E VTmag 0.027 Prox 999 TYC T HIP
CCDM RAdeg 272.44029806 DEdeg -74.08313556 EpRA 1990 1.59
EpDE 1990 1.80 E RAdeg 23.3 E DEdeg 18.7 Posflg
Corr 0.0
 
 
18098-7405 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 180945.68-740459.3 Mag 10.9 PmRA 3.00
PmDE 22.0 Calc delta mag 0.09 Calc coord yes