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Current system
20291+2700
DOO 86


Nearby doubles
2' : 20293+2700
TDT2319AB

3' : 20290+2658
A 394

16' : 20302+2651
WOR 9AB

21' : 20307+2657
OPI 25AB

23' : 20307+2710
TDT2332

30' : 20294+2729
KPP1957

31' : 20284+2728
COU 725

32' : 20292+2731
HJ 1519

33' : 20268+2657
J 3086

37' : 20288+2735
TDS1076

37' : 20299+2624
S 750

39' : 20281+2624
TOI3569

39' : 20310+2629
STF2692AB

43' : 20275+2735
BVD 164

43' : 20324+2703
DAM 328

43' : 20280+2739
BRT 48

45' : 20269+2731
RAO 432

47' : 20298+2613
BKO 585

48' : 20328+2700
DAM 329

51' : 20298+2610
HJ 1520

52' : 20256+2642
BU 1488AB

53' : 20258+2726
TDT2265

54' : 20253+2651
BUP 210AB

54' : 20324+2731
FOX 93

55' : 20332+2657
COU1170

55' : 20256+2723
J 2310AB



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.

20291+2700 DOO 86

 
 
20h 29m 14.18s +26° 59' 18.3" P.A. 210.00 sep 18.7 mag 12.00,12.80
 
 
Coord 2000 20291+2700 Discov num DOO  86 Comp Coord arcsec 2000 20 29 14.18 +26 59 18.3
Date first 1909 Date last 2015 Obs 9
Pa first 205 Pa last 209.8 P.A. Now (θ) 209.8°
Sep first 10.0 Sep last 18.666 Sep. Now (ρ) 18.666"
Mag pri 12.00 Mag sec 12.80 delta mag (ΔM) 0.8 Spectral class
Pri motion ra +003 Sec motion ra -003
Pri motion dec -005 Sec motion dec -006
Notes I (Identification uncertain)
rPM=0.907
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Vulpecula Tycho2 2164-00550-1 Gaia DR2 1856917363707093376
 
 
WDS 20291+2700 DOO 86 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Doo1901 Ma j Doolittle, E. 1901PFAO....1c...1D
Doo1901 Pub. Univ. Penn. 1, Pt. 3, 1901
Doo1903a Ma - Doolittle, E. 1903AJ.....23..175D
Doo1903a AJ 23, 175, 1903 (also in Pub. Univ. Penn. 2, Pt. 3, 1905)
Doo1903b Ma j Doolittle, E. 1903AJ.....23..177D
Doo1903b AJ 23, 177, 1903 (also in Pub. Univ. Penn. 2, Pt. 3, 1905)
Doo1905a Ma j Doolittle, E. 1905PFAO....2c...1D
Doo1905a Pub. Univ. Penn. 2, Pt. 3, 1905
Doo1905b Ma - Doolittle, E. (measure by Hadley, J.M.) 1905PFAO....2c...1D
Doo1905b Pub. Univ. Penn. 2, Pt. 3, 1905
Doo1906A Ma - Doolittle, E. 1906MmRAS..56....1L
Doo1906A +orb cited by Lewis (MemRAS 56, 1, 1906)
Doo1906B Ma - Doolittle, E. 1906QB821.B972.....
Doo1906B cited in BDS (Burnham Double Star Cat., 1906)
Doo1907 Ma j Doolittle, E. 1907PFAO....3c...1D
Doo1907 Pub. Univ. Penn. 3, Pt. 3, 1907
Doo1912 Ma j Doolittle, E. 1912PFAO....4a...1D
Doo1912 Pub. Univ. Penn. 4, Pt. 1, 1912
Doo1913A Ma - Doolittle, E. 1913QB811.B8.......
Doo1913A cited by Burnham (Carnegie Inst. Wash. #168, 1913)
Doo1915a Ma - Doolittle, E. 1915MNRAS..75..666D
Doo1915a MNRAS 75, 666, 1915
Doo1915b Ma - Doolittle, E. 1915PFAO....4a...1D
Doo1915b Pub. Univ. Penn. 4, Pt. 1, 1915
Doo1915c Ma - Doolittle, E. 1915AJ.....29...49D
Doo1915c AJ 29, 49, 1915
Doo1923 Ma j Doolittle, E. 1923PFAO....4b...1D
Doo1923 Pub. Univ. Penn. 4, Pt. 2, 1923
Doo1932A Ma - Doolittle, E. 1932QB821.A43......
Doo1932A cited in ADS (Aitken Double Star Cat.), 1932
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20291+2700 DOO 86 1909 1 205 10.0 12.00 12.80 I 202914.18+265918.3
20291+2700 DOO 86 2000 2 209 18.6 12.00 12.80 I 202914.18+265918.3
20291+2700 DOO 86 2002 3 210 18.6 12.00 12.80 I 202914.18+265918.3
20291+2700 DOO 86 2010 2 333 8.4 12.00 12.80 I 202914.18+265918.3
20291+2700 DOO 86 2015 5 210 18.7 12.00 12.80 I 202914.18+265918.3

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

 
 
WDS 20291+2700 DOO 86 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20291+2700 DOO 86 : MEASURES
 
 
No records found.

 
 
WDS 20291+2700 : VIRTUAL EYEPIECE
 
 

20291+2700 DOO 86A mag 12 20291+2700 DOO 86B sep 18.2 P.A. 207.00 mag 12.8 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 20291+2700 : ALADIN DSS IMAGE @ 20h 29m 14.18s +26° 59' 18.3"
 
 
 
 
WDS 20291+2700 DOO 86 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20291+2700 DOO 86 distance=1' 20293+2700 DOO 93AC distance=2' 20293+2700 TDT2319AB distance=2' 20290+2658 A 394 distance=3' 20302+2651 WOR 9AB distance=16' 20302+2651 BUP 213AC distance=16' 20302+2651 BUP 213AD distance=16' 20302+2651 BUP 213AE distance=16' 20302+2651 LMP 45AF distance=16' 20307+2657 OPI 25AB distance=21' 20307+2657 OPI 25AC distance=21' 20307+2657 OPI 25AD distance=21' 20307+2710 TDT2332 distance=23' 20294+2729 KPP1957 distance=30' 20284+2728 COU 725 distance=31' 20292+2731 HJ 1519 distance=32' 20268+2657 J 3086 distance=33' 20288+2735 TDS1076 distance=37' 20299+2624 S 750 distance=37' 20281+2624 TOI3569 distance=39' 20310+2629 STF2692AB distance=39' 20310+2629 STF2692AC distance=39' 20310+2629 FYM 62AD distance=39' 20275+2735 BVD 164 distance=43' 20324+2703 DAM 328 distance=43' 20280+2739 BRT 48 distance=43' 20269+2731 RAO 432 distance=45' 20298+2613 BKO 585 distance=47' 20328+2700 DAM 329 distance=48' 20256+2642 BU 1488BC distance=50' 20298+2610 HJ 1520 distance=51' 20256+2642 BU 1488AB distance=52' 20258+2726 TDT2265 distance=53' 20253+2651 BUP 210AB distance=54' 20253+2651 BUP 210AD distance=54' 20253+2651 BUP 210AE distance=54' 20324+2731 FOX 93 distance=54' 20332+2657 COU1170 distance=55' 20256+2723 J 2310AB distance=55' 20256+2723 J 2310AC distance=55' 20253+2651 BUP 210BC distance=55' 20256+2723 J 2310BC distance=55' 20254+2727 J 509 distance=59' 20337+2701 DAM 330 distance=61' 20333+2727 HDS2935 distance=62' 20338+2653 DAM 331 distance=62' 20337+2659 HJ 1536AB distance=62' 20337+2659 SMH 10AC distance=62' 20284+2800 TDT2311 distance=62' 20298+2556 J 1882 distance=66' 20343+2659 SMH 11 distance=68' 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 20291+2700 DOO 86 210 18.7 1
Show 20293+2700 DOO 93 AC 227 27.4 2
Show 20293+2700 TDT2319 AB 344 2.1 2
Show 20290+2658 A 394 286 0.7 3
Show 20302+2651 WOR 9 AB 225 0.5 16
Show 20302+2651 BUP 213 AC 318 9.7 16
Show 20302+2651 BUP 213 AD 281 93.0 16
Show 20302+2651 BUP 213 AE 93 999.9 16
Show 20302+2651 LMP 45 AF 252 43.7 16
Show 20307+2657 OPI 25 AB 29 14.0 21
Show 20307+2657 OPI 25 AC 324 27.0 21
Show 20307+2657 OPI 25 AD 357 103.7 21
Show 20307+2710 TDT2332 169 0.7 23
Show 20294+2729 KPP1957 36 15.5 30
Show 20284+2728 COU 725 59 0.5 31
Show 20292+2731 HJ 1519 234 15.6 32
Show 20268+2657 J 3086 17 3.7 33
Show 20288+2735 TDS1076 293 1.0 37
Show 20299+2624 S 750 320 68.3 37
Show 20281+2624 TOI3569 236 0.3 39
Show 20310+2629 STF2692 AB 163 10.1 39
Show 20310+2629 STF2692 AC 301 25.8 39
Show 20310+2629 FYM 62 AD 57 28.0 39
Show 20275+2735 BVD 164 350 2.9 43
Show 20324+2703 DAM 328 76 12.4 43
Show 20280+2739 BRT 48 265 4.2 43
Show 20269+2731 RAO 432 336 0.2 45
Show 20298+2613 BKO 585 30 2.7 47
Show 20328+2700 DAM 329 237 8.5 48
Show 20256+2642 BU 1488 BC 357 2.6 50
Show 20298+2610 HJ 1520 326 19.2 51
Show 20256+2642 BU 1488 AB 73 74.2 52
Show 20258+2726 TDT2265 264 2.5 53
Show 20253+2651 BUP 210 AB 232 68.9 54
Show 20253+2651 BUP 210 AD 94 934.4 54
Show 20253+2651 BUP 210 AE 70 448.6 54
Show 20324+2731 FOX 93 184 1.4 54
Show 20332+2657 COU1170 291 4.1 55
Show 20256+2723 J 2310 AB 323 33.5 55
Show 20256+2723 J 2310 AC 328 38.0 55
Show 20253+2651 BUP 210 BC 232 163.1 55
Show 20256+2723 J 2310 BC 357 5.3 55
Show 20254+2727 J 509 262 4.0 59
Show 20337+2701 DAM 330 143 10.8 61
Show 20333+2727 HDS2935 113 0.5 62
Show 20338+2653 DAM 331 122 4.3 62
Show 20337+2659 HJ 1536 AB 99 16.3 62
Show 20337+2659 SMH 10 AC 127 15.0 62
Show 20284+2800 TDT2311 97 1.5 62
Show 20298+2556 J 1882 115 10.1 66
Show 20343+2659 SMH 11 80 15.9 68

 
 
WDS 20291+2700 : COMPONENTS
 
 
  A
B pa=207.0°
sep=18.19"
 
 
20291+2700 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 202914.18+265918.3 Mag 12 PmRA 3.00
PmDE -5.0 Tycho2 2164-00550-1
Tycho2
Tycho2 2164-00550-1 Pflag RAmdeg 307.30909936 DEmdeg 26.98839451
PmRA 3.2 PmDE -7.9 E RAmdeg 77 E DEmdeg 70
E pmRA 2.7 E pmDE 2.6 EpRAm 1981.06 EpDEm 1982.56
Num 3 Q RAmdeg 1.3 Q DEmdeg 0.0 Q pmRA 1.3
Q pmDE 0.0 BTmag 12.341 E BTmag 0.152 VTmag 12.001
E VTmag 0.163 Prox 806 TYC HIP
CCDM RAdeg 307.30909139 DEdeg 26.98841278 EpRA 1990 1.67
EpDE 1990 1.71 E RAdeg 81.7 E DEdeg 74.0 Posflg
Corr 0.0
 
 
20291+2700 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 202913.56+265902.1 Mag 12.8 PmRA -3.00
PmDE -6.0 Calc delta mag 0.8 Calc coord yes