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Doubles in session


Current system
01023+8153
KNT 1 AB
Ups Cep


Nearby doubles
7' : 00594+8150
MFL 9

10' : 01031+8202
LOC 101

14' : 01005+8139
LOC 95

24' : 01131+8157
LOC 96

25' : 01047+8129
LOC 97

29' : 01150+8143
MLR 373

51' : 01092+8242
TDS1786

52' : 00563+8103
FMR 37

54' : 00443+8116
MFL 4

67' : 00524+8050
MFL 7

71' : 00450+8054
HU 1013

72' : 01191+8052
STT 28AB

76' : 01199+8300
KPP3139

83' : 01055+8315
MLR 482

94' : 01107+8021
STF 89

94' : 01181+8026
UC 541

96' : 01122+8020
BU 1357

102' : 01129+8332
LOC 99

102' : 01027+8334
LOC 100

107' : 00582+8007
LDS1519

108' : 01064+8005
MLR 445

108' : 01070+8005
FOX 3AB

109' : 00595+8341
STF 69AB

111' : 00549+8342
UC 466

120' : 00429+8002
WFC 3

121' : 01097+7953
LOC 91



Selections
Full WDS
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.

01023+8153 KNT 1 AB (Ups Cep)

 
 
01h 02m 18.34s +81° 52' 32.1" P.A. 63.00 sep 13.9 mag 6.90,11.83 Sp B8V+G8IV dist. 253.16 pc (825.81 l.y.)
 
 
Coord 2000 01023+8153 Discov num KNT   1 Comp AB Coord arcsec 2000 01 02 18.34 +81 52 32.1
Date first 1881 Date last 2016 Obs 19
Pa first 62 Pa last 63.2 P.A. Now (θ) 63.2°
Sep first 13.8 Sep last 13.862 Sep. Now (ρ) 13.862"
Mag pri 6.90 Mag sec 11.83 delta mag (ΔM) 4.93 Spectral class B8V+G8IV (blue-white/yellow)
Pri motion ra +025 Sec motion ra +026
Pri motion dec -005 Sec motion dec -005
Notes N V (See Notes, Proper motion indicates physical)
rPM=0.038 (< 0.3, Physical double)
This double is physical.
 
 
01023+8153 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show Ups Cep 168 01 02 18 +81 52 32 KNT 1 AB 2016 19 63 13.9 6.90 11.83 4.93 <===
Show 168 01 02 18 +81 52 32 KNT 1 AC 2015 13 315 24.3 6.90 12.20 5.30
Show 01 02 24 +81 52 38 KNT 1 BC 2015 10 290 31.6 11.83 12.20 0.37
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name Ups Cep Var name U Cep Constellation Cepheus SAO 168
HIP 4843 Tycho2 4505-00519-1 Gaia DR2 566936237123439360 HD 5679
GC 1202 BD BD+81 25 Bayer Upsilon Cephei Bayer name Ups Cep
Distance 253.16 Distance ly 825.81 Bayer greek υ Cep
 
 
WDS 01023+8153 KNT 1 AB (Ups Cep) : NOTES
 
 
discov_num notes refcode
KNT 1 A is an Algol-type eclipsing binary, U Cep, P =19.3d. There is
circumstellar matter.
 
 
REFERENCES
 
 
refcode metd author reference
Knt1865 - Knott, G. 1865MNRAS..25..274K
Knt1865 MNRAS 25, 274, 1865 (data also in MemRAS 43, 75, 1877) 1877MmRAS..43...75K
Knt1866 - Knott, G. 1866MNRAS..26..243K
Knt1866 MNRAS 26, 243, 1866 (data also in MemRAS 43, 75, 1877) 1877MmRAS..43...75K
Knt1868a - Knott, G. 1868MNRAS..28...47K
Knt1868a MNRAS 28, 47, 1868 (data also in MemRAS 43, 75, 1877) 1877MmRAS..43...75K
Knt1868b - Knott, G. 1868MNRAS..29..104K
Knt1868b MNRAS 29, 104, 1868 (data also in MemRAS 43, 75, 1877) 1877MmRAS..43...75K
Knt1872 - Knott, G. 1872MNRAS..32..222K
Knt1872 MNRAS 32, 222, 1872 (data also in MemRAS 43, 75, 1877) 1877MmRAS..43...75K
Knt1873 Ma - Knott, G. 1873MNRAS..33..351K
Knt1873 MNRAS 33, 351, 1873
Knt1877 Ma j Knott, G. 1877MmRAS..43...75K
Knt1877 MemRAS 43, 75, 1877
Knt1878A Ma - Knott, G. 1878MNRAS..38..408B
Knt1878A cited by Burnham (MNRAS 38, 408, 1878)
Knt1879A Ma - Knott, G. 1880Obs.....3...53G
Knt1879A cited by Gledhill (Obs. 3, 53, 1879)
Knt1880A Ma - Knott, G. 1880Obs.....2..605H
Knt1880A cited by Hunt (Obs. 3, 605, 1880)
Knt1881 Ma - Knott, G. 1881Obs.....4..184K
Knt1881 Obs. 4, 184, 1881 (see also Obs. 4, 212, 1881) 1881Obs.....4..212K
Knt1906A Ma - Knott, G. 1906MmRAS..56....1L
Knt1906A cited by Lewis (MemRAS 56, 1, 1906)
Knt1937A Ma - Knott, G. 1937AnLei..18....1S
Knt1937A cited by Strand (Ann. Sterrew. Leiden 18, 1937)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01023+8153 KNT 1 AB 2000 8 63 13.9 6.90 11.83 B7V N D 010218.34+815232.1
01023+8153 KNT 1 AB 2003 9 62 13.9 6.90 11.83 B7V N D 010218.34+815232.1
01023+8153 KNT 1 AB 2010 15 65 13.6 6.90 11.83 B7V+G8III NV 010218.34+815232.1
01023+8153 KNT 1 AB 2015 15 63 13.9 6.90 11.83 B7V+G8III NV 010218.34+815232.1
01023+8153 KNT 1 AB 2016 19 63 13.9 6.90 11.83 B8V+G8IV NV 010218.34+815232.1

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

 
 
WDS 01023+8153 KNT 1 AB (Ups Cep) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 01023+8153 KNT 1 AB (Ups Cep) : MEASURES
 
 
No records found.

 
 
WDS 01023+8153 (Ups Cep) : VIRTUAL EYEPIECE
 
 

01023+8153 KNT 1A mag 6.9 Sp B8V 01023+8153 KNT 1B sep 14.0 P.A. 63.30 mag 11.83 Sp G8IV 01023+8153 KNT 1C sep 17.3 P.A. 351.90 mag 12.2 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 01023+8153 (Ups Cep) : ALADIN DSS IMAGE @ 01h 02m 18.34s +81° 52' 32.1"
 
 
 
 
WDS 01023+8153 KNT 1 AB (Ups Cep) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

01023+8153 KNT 1AB distance=0' 01023+8153 KNT 1BC distance=1' 00594+8150 MFL 9 distance=7' 01031+8202 LOC 101 distance=10' 01005+8139 LOC 95 distance=14' 01131+8157 LOC 96 distance=24' 01047+8129 LOC 97 distance=25' 01150+8143 MLR 373 distance=29' 01092+8242 TDS1786 distance=51' 00563+8103 FMR 37 distance=52' 00443+8116 MFL 4 distance=54' 00428+8229 CBL 585CB distance=55' 00524+8050 MFL 7 distance=67' 01191+8052 BU 1359CD distance=71' 00450+8054 HU 1013 distance=71' 01191+8052 STT 28AB distance=72' 01191+8052 STTA 14AB,C distance=72' 01046+8040 LOC 94AC distance=74' 01199+8300 KPP3139 distance=76' 01055+8315 MLR 482 distance=83' 01107+8021 STF 89 distance=94' 01181+8026 UC 541 distance=94' 01122+8020 BU 1357 distance=96' 01129+8332 LOC 99 distance=102' 01027+8334 LOC 100 distance=102' 00582+8007 LDS1519 distance=107' 01064+8005 MLR 445 distance=108' 01070+8005 FOX 3AB distance=108' 01070+8005 WAK 10AC distance=108' 00595+8341 STF 69AB distance=109' 00549+8342 UC 466 distance=111' 00429+8002 WFC 3 distance=120' 01097+7953 LOC 91 distance=121' 01207+8349 UC 548 distance=122' 01141+8356 LOC 98 distance=126' 00506+7949 MFL 5 distance=127' 00490+7947 TDS1628 distance=130' 01099+7936 SKF2036AB distance=139' 01030+7934 MLR 372 distance=139' 00454+7935 MLR 371 distance=144' 00492+7931 UC 445 distance=146' 01048+7927 TDS1757 distance=146' 01025+7924 HDS 136 distance=149' 00426+8422 MFL 3 distance=154' 01037+8436 CHR 2AB distance=164' 01050+7905 HDS 138 distance=168' 01190+7908 LOC 92 distance=170' 01156+7901 LOC 93 distance=175' 01202+8445 HJ 2011 distance=176' 01011+7852 MLR 302 distance=181' 00503+7839 GII 25 distance=197' 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 01023+8153 KNT 1 AB 63 13.9
Show 01023+8153 KNT 1 AC 315 24.3
Show 01023+8153 KNT 1 BC 290 31.6 1
Show 00594+8150 MFL 9 123 14.6 7
Show 01031+8202 LOC 101 192 6.2 10
Show 01005+8139 LOC 95 151 5.6 14
Show 01131+8157 LOC 96 6 23.3 24
Show 01047+8129 LOC 97 109 14.4 25
Show 01150+8143 MLR 373 334 3.5 29
Show 01092+8242 TDS1786 69 0.9 51
Show 00563+8103 FMR 37 177 63.9 52
Show 00443+8116 MFL 4 193 11.7 54
Show 00428+8229 CBL 585 CB 175 43.3 55
Show 00524+8050 MFL 7 47 20.4 67
Show 01191+8052 BU 1359 CD 154 70.2 71
Show 00450+8054 HU 1013 166 1.3 71
Show 01191+8052 STT 28 AB 296 0.9 72
Show 01191+8052 STTA 14 AB,C 24 127.6 72
Show 01046+8040 LOC 94 AC 200 1.8 74
Show 01199+8300 KPP3139 33 1.5 76
Show 01055+8315 MLR 482 296 1.4 83
Show 01107+8021 STF 89 320 16.9 94
Show 01181+8026 UC 541 356 62.8 94
Show 01122+8020 BU 1357 350 19.0 96
Show 01129+8332 LOC 99 7.3 102
Show 01027+8334 LOC 100 211 18.7 102
Show 00582+8007 LDS1519 336 19.5 107
Show 01064+8005 MLR 445 164 0.3 108
Show 01070+8005 FOX 3 AB 150 4.4 108
Show 01070+8005 WAK 10 AC 335 10.3 108
Show 00595+8341 STF 69 AB 33 28.8 109
Show 00549+8342 UC 466 131 29.7 111
Show 00429+8002 WFC 3 318 4.3 120
Show 01097+7953 LOC 91 276 17.2 121
Show 01207+8349 UC 548 216 9.1 122
Show 01141+8356 LOC 98 206 8.5 126
Show 00506+7949 MFL 5 121 6.1 127
Show 00490+7947 TDS1628 160 0.5 130
Show 01099+7936 SKF2036 AB 96 45.4 139
Show 01030+7934 MLR 372 274 0.3 139
Show 00454+7935 MLR 371 59 2.3 144
Show 00492+7931 UC 445 219 24.8 146
Show 01048+7927 TDS1757 306 0.6 146
Show 01025+7924 HDS 136 349 13.6 149
Show 00426+8422 MFL 3 295 13.6 154
Show 01037+8436 CHR 2 AB 90 0.1 164
Show 01050+7905 HDS 138 301 0.1 168
Show 01190+7908 LOC 92 194 1.6 170
Show 01156+7901 LOC 93 188 1.5 175
Show 01202+8445 HJ 2011 334 13.2 176
Show 01011+7852 MLR 302 278 0.3 181

 
 
WDS 01023+8153 : COMPONENTS
 
 
  A B
B pa=63.3°
sep=14.04"
 
C pa=351.9°
sep=17.30"
pa=305.9°
sep=18.49"
 
 
01023+8153 A
 
 
Name Ups Cep Coord arcsec 2000 010218.34+815232.1 Mag 6.9 Spectral class B8V (blue-white)
PmRA 25.00 PmDE -5.0 SAO 168 HIP 4843
Tycho2 4505-00519-1 HD 5679 GC 1202 BD BD+81 25
Bayer Upsilon Cephei Bayer name Ups Cep
Tycho2
Tycho2 4505-00519-1 Pflag RAmdeg 15.57684231 DEmdeg 81.87557578
PmRA 23.8 PmDE -5.1 E RAmdeg 4 E DEmdeg 4
E pmRA 1.2 E pmDE 1.2 EpRAm 1991.55 EpDEm 1991.57
Num 9 Q RAmdeg 0.5 Q DEmdeg 0.5 Q pmRA 0.4
Q pmDE 0.5 BTmag 6.928 E BTmag 0.015 VTmag 6.917
E VTmag 0.010 Prox 999 TYC T HIP 4843
CCDM RAdeg 15.57645333 DEdeg 81.87558750 EpRA 1990 1.68
EpDE 1990 1.70 E RAdeg 3.9 E DEdeg 3.8 Posflg
Corr 0.1
SAO
SAO 168 DelFlag RA1950 PmRA1950 0.0113
DE1950 PmDE1950 0.002 Vmag 6.8 SpType A0
Double code Source 70 CatNum 1202 DM BD+81 25
DMcomp BDsup HD 5679 M HD 0
GC 1202 RA1950rad 0.25197579 DE1950rad 1.4243079 PmRA2000 0.0103
PmDE2000 -0.004
Hipparcos
Catalog H HIP 4843 Proxy RAhms 01 02 18.34
DEdms +81 52 32.1 Vmag 6.9 VarFlag 3 R Vmag H
RAdeg 15.5764 DEdeg 81.8756 AstroRef Plx 4.84
CCDM 01023+8153 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD 5679 BD BD+81 25
CD CP Dm number +81 25 VIred 0.05
SpType G8III R SpType Coord arcsec 2000 010218.34+815232.1
Hipparcos 2
HIP 4843 Sn 5 So 0 Nc 1
RArad 0.2718600988 DErad 1.428998595 Plx 3.95 PmRA 24.6
PmDE -4.53 E RArad 0.33 E DErad 0.35 E Plx 0.4
E pmRA 0.38 E pmDE 0.5 Hpmag 6.9085 E Hpmag 0.0049
SHp 0.067 VA 1 BV 0.01 E BV 0.011
VI 0.03
CCDM
Ccdm 01023+8153 RComp Comp A Note1
Note2 Discov num DRAs 0.32 DDEs -27.8
R dRAs 10 Year Theta Rho
Obs 3 Vmag Sp A0 PmNote *
PmRA 19 PmDE 1 Dm number +81 25 Cat1 BD
Name2 +81 22 Cat2 AGK2/3 HD 5679 M HD
ADS BDS A 830 M ADS BDS N IDS IDS 00534N8120A
HIC 4843
 
 
01023+8153 B
 
 
Coord arcsec 2000 010224.26+815238.4 Coord calc 010224.26+815238.4 Mag 11.83 Spectral class G8IV (yellow)
PmRA 26.00 PmDE -5.0 Calc delta mag 4.93
CCDM
Ccdm 01023+8153 RComp Comp B Note1
Note2 Discov num KNT 1 DRAs DDEs
R dRAs Year 1881 Theta 062 Rho 13.8
Obs 2 Vmag 11.2 Sp PmNote
PmRA 23 PmDE -2 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 830 M ADS BDS N N IDS IDS 00534N8120B
HIC
 
 
01023+8153 C
 
 
Coord arcsec 2000 010217.19+815249.2 Mag 12.2 PmRA -12.00 PmDE 13.0
Calc delta mag 5.3 Calc coord yes
CCDM
Ccdm 01023+8153 RComp Comp C Note1
Note2 Discov num KNT 1 DRAs -7.10 DDEs -10.2
R dRAs 65 Year 1881 Theta 321 Rho 21.2
Obs 2 Vmag 12.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 830 M ADS BDS N IDS IDS 00534N8120C
HIC