stampa
Login

Keep tracks of you favourite doubles.
Register here


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
22127-2006
STN 57
HD 210721


Nearby doubles
16' : 22133-2019
UC 4685

41' : 22117-2044
FMR 18

47' : 22148-1930
UC 4691

53' : 22151-1926
UC 4695

63' : 22143-2104
H N 56AB

80' : 22072-1951
ARA1236

83' : 22093-1859
HU 284

86' : 22185-2034
RST3296

87' : 22067-2026
SHN 258

99' : 22064-2047
CLO 3

99' : 22059-1946
B 2900

100' : 22146-2142
TOK 919

101' : 22075-1858
GWP3125

103' : 22194-2048
RST3297

106' : 22064-2103
DON1023

110' : 22095-1827
HJ 3092

111' : 22050-1953
ARA1235

111' : 22087-2141
TDT3365

113' : 22066-1854
UC 4651

121' : 22082-1825
GWP3126

122' : 22196-1853
RST3298

124' : 22041-2022
SHN 43

125' : 22049-2104
DON1022

125' : 22120-1802
UC 4676AB

125' : 22126-1802
HDS3153

126' : 22157-1809
LDS4950



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.

22127-2006 STN 57 (HD 210721)

 
 
22h 12m 44.45s -20° 06' 22.6" P.A. 96.00 sep 10.0 mag 9.36,10.90 Sp G1V
 
 
Coord 2000 22127-2006 Discov num STN  57 Comp Coord arcsec 2000 22 12 44.45 -20 06 22.6
Date first 1878 Date last 2016 Obs 17
Pa first 95 Pa last 96.3 P.A. Now (θ) 96.3°
Sep first 9.9 Sep last 10.039 Sep. Now (ρ) 10.039"
Mag pri 9.36 Mag sec 10.90 delta mag (ΔM) 1.54 Spectral class G1V (yellow)
Pri motion ra +070 Sec motion ra +080
Pri motion dec +069 Sec motion dec +058
Notes
rPM=0.15 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 210721 Constellation Aquarius SAO 190962 Tycho2 6383-00403-1
Gaia DR2 6821910170730242688 HD 210721 ADS 15728
 
 
WDS 22127-2006 STN 57 (HD 210721) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Stn1877 Ma j Stone, O. 1877PCinO...3....1S
Stn1877 Pub. Cincinnati Obs. #3, 1877
Stn1878 Ma - Stone, O. 1878PCinO...4....1.
Stn1878 Pub. Cincinnati Obs. #4, 1878
Stn1879 Ma j Stone, O. 1879PCinO...5....1S
Stn1879 Pub. Cincinnati Obs. #5, 1879
Stn1880A Ma - Stone, O. 1880Obs.....3..314G
Stn1880A cited by Gledhill (Obs 3, 314, 1880)
Stn1882 Ma - Stone, O. 1882PCinO...6....1S
Stn1882 Pub. Cincinnati Obs. #6, 1882
Stn1890 Ma j Stone, O. 1890PCinO..10....1.
Stn1890 Pub. Cincinnati Obs. #10, 1890
Stn1906A Ma - Stone, O. 1906MmRAS..56....1L
Stn1906A cited by Lewis (MemRAS 56, 1, 1906)
Stn1932A Ma - Stone, O. 1932QB821.A43......
Stn1932A 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
22127-2006 STN 57 1998 11 97 10.0 9.36 10.90 G1V D 221244.45-200622.6
22127-2006 STN 57 1999 12 97 10.0 9.36 10.90 G1V D 221244.45-200622.6
22127-2006 STN 57 2010 13 96 9.8 9.36 10.90 G1V 221244.45-200622.6
22127-2006 STN 57 2016 14 97 10.0 9.36 10.90 G1V 221244.45-200622.6

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

 
 
WDS 22127-2006 STN 57 (HD 210721) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 22127-2006 STN 57 (HD 210721) : MEASURES
 
 
No records found.

 
 
WDS 22127-2006 (HD 210721) : VIRTUAL EYEPIECE
 
 

22127-2006 STN 57A mag 9.36 Sp G1V 22127-2006 STN 57B sep 9.4 P.A. 96.70 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 22127-2006 (HD 210721) : ALADIN DSS IMAGE @ 22h 12m 44.45s -20° 06' 22.6"
 
 
 
 
WDS 22127-2006 STN 57 (HD 210721) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

22127-2006 STN 57 distance=0' 22133-2019 UC 4685 distance=16' 22117-2044 FMR 18 distance=41' 22148-1930 UC 4691 distance=47' 22151-1926 UC 4695 distance=53' 22143-2104 BU 171CD distance=61' 22143-2104 H N 56AB distance=63' 22143-2104 H N 56AC distance=63' 22072-1951 ARA1236 distance=80' 22093-1859 HU 284 distance=83' 22185-2034 RST3296 distance=86' 22067-2026 SHN 258 distance=87' 22064-2047 CLO 3 distance=99' 22059-1946 B 2900 distance=99' 22146-2142 TOK 919 distance=100' 22075-1858 GWP3125 distance=101' 22194-2048 RST3297 distance=103' 22064-2103 DON1023 distance=106' 22091-1831 BU 170AD distance=110' 22091-1831 BU 170A,BC distance=110' 22095-1827 HJ 3092 distance=110' 22091-1831 BU 170BC distance=111' 22050-1953 ARA1235 distance=111' 22087-2141 TDT3365 distance=111' 22066-1854 UC 4651 distance=113' 22082-1825 GWP3126 distance=121' 22196-1853 RST3298 distance=122' 22041-2022 SHN 43 distance=124' 22049-2104 DON1022 distance=125' 22120-1802 UC 4676AB distance=125' 22120-1802 UC 4676AC distance=125' 22126-1802 HDS3153 distance=125' 22157-1809 LDS4950 distance=126' 22085-1812 ARA 506 distance=130' 22139-2216 TOK 702 distance=131' 22052-1850 TDT3330 distance=131' 22092-1802 UC 4667 distance=135' 22223-2019 BRT1569 distance=136' 22220-2050 HDS3169 distance=137' 22205-1844 KPP 508 distance=138' 22073-2202 UC 4657 distance=140' 22085-1757 GWP3128 distance=143' 22090-1754 LDS6379 distance=144' 22223-2106 B 558 distance=148' 22022-2003 BHA 49 distance=149' 22206-2147 DON1027 distance=150' 22024-1930 ARA 812 distance=150' 22059-1806 HJ 3086 distance=155' 22185-1751 ARA 507 distance=159' 22025-1858 TDT3302 distance=160' 22240-2033 BHA 50 distance=161' 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 22127-2006 STN 57 96 10.0
Show 22133-2019 UC 4685 4 19.2 16
Show 22117-2044 FMR 18 305 12.9 41
Show 22148-1930 UC 4691 322 13.1 47
Show 22151-1926 UC 4695 212 47.6 53
Show 22143-2104 BU 171 CD 255 12.3 61
Show 22143-2104 H N 56 AB 112 5.2 63
Show 22143-2104 H N 56 AC 45 209.8 63
Show 22072-1951 ARA1236 356 5.7 80
Show 22093-1859 HU 284 114 3.5 83
Show 22185-2034 RST3296 323 0.3 86
Show 22067-2026 SHN 258 -1 0.3 87
Show 22064-2047 CLO 3 261 0.2 99
Show 22059-1946 B 2900 194 13.4 99
Show 22146-2142 TOK 919 248 0.1 100
Show 22075-1858 GWP3125 43 72.9 101
Show 22194-2048 RST3297 160 0.3 103
Show 22064-2103 DON1023 85 0.9 106
Show 22091-1831 BU 170 AD 28 81.3 110
Show 22091-1831 BU 170 A,BC 40 161.0 110
Show 22095-1827 HJ 3092 342 28.6 110
Show 22091-1831 BU 170 BC 24 0.7 111
Show 22050-1953 ARA1235 96 7.3 111
Show 22087-2141 TDT3365 17 0.5 111
Show 22066-1854 UC 4651 73 37.4 113
Show 22082-1825 GWP3126 91 19.9 121
Show 22196-1853 RST3298 11 0.4 122
Show 22041-2022 SHN 43 75 0.8 124
Show 22049-2104 DON1022 267 1.2 125
Show 22120-1802 UC 4676 AB 255 58.8 125
Show 22120-1802 UC 4676 AC 284 1.7 125
Show 22126-1802 HDS3153 83 0.1 125
Show 22157-1809 LDS4950 206 35.4 126
Show 22085-1812 ARA 506 9 14.8 130
Show 22139-2216 TOK 702 41 2.0 131
Show 22052-1850 TDT3330 14 2.5 131
Show 22092-1802 UC 4667 353 22.1 135
Show 22223-2019 BRT1569 192 2.7 136
Show 22220-2050 HDS3169 202 15.2 137
Show 22205-1844 KPP 508 139 4.8 138
Show 22073-2202 UC 4657 349 27.0 140
Show 22085-1757 GWP3128 221 67.2 143
Show 22090-1754 LDS6379 349 354.3 144
Show 22223-2106 B 558 289 0.2 148
Show 22022-2003 BHA 49 161 7.9 149
Show 22206-2147 DON1027 52 4.9 150
Show 22024-1930 ARA 812 288 14.8 150
Show 22059-1806 HJ 3086 194 13.8 155
Show 22185-1751 ARA 507 197 5.9 159
Show 22025-1858 TDT3302 297 0.5 160
Show 22240-2033 BHA 50 152 3.0 161

 
 
WDS 22127-2006 : COMPONENTS
 
 
  A
B pa=96.7°
sep=9.43"
 
 
22127-2006 A
 
 
Componente originario normalizzato AB Name HD 210721 Coord arcsec 2000 221244.45-200622.6 Mag 9.36
Spectral class G1V (yellow) PmRA 70.00 PmDE 69.0 SAO 190962
Tycho2 6383-00403-1 HD 210721 ADS 15728 DM BD-20 6379
Tycho2
Tycho2 6383-00403-1 Pflag RAmdeg 333.18522851 DEmdeg -20.10628671
PmRA 70.7 PmDE 68.0 E RAmdeg 15 E DEmdeg 17
E pmRA 1.7 E pmDE 1.6 EpRAm 1989.16 EpDEm 1987.89
Num 6 Q RAmdeg 0.5 Q DEmdeg 0.4 Q pmRA 0.5
Q pmDE 0.4 BTmag 10.113 E BTmag 0.033 VTmag 9.361
E VTmag 0.024 Prox 999 TYC T HIP
CCDM RAdeg 333.18505583 DEdeg -20.10644278 EpRA 1990 1.74
EpDE 1990 1.71 E RAdeg 16.3 E DEdeg 17.9 Posflg
Corr -0.1
SAO
SAO 190962 DelFlag RA1950 PmRA1950 0.0047
DE1950 PmDE1950 0.079 Vmag 9.2 SpType G0
Double code Source 23 CatNum 9438 DM BD-20 6379
DMcomp BDsup HD 210721 M HD 0
GC RA1950rad 5.80316049 DE1950rad -0.35526091 PmRA2000 0.0048
PmDE2000 0.076
CCDM
Ccdm 22127-2006 RComp Comp A Note1
Note2 Discov num DRAs 2.39 DDEs -22.1
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.5 Sp G0 PmNote *
PmRA 66 PmDE 79 Dm number -20 6379 Cat1 BD
Name2 190962 Cat2 SAO HD 210721 M HD
ADS BDS A15728 M ADS BDS N IDS IDS 22072S2036A
HIC
 
 
22127-2006 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 221245.12-200623.7 Mag 10.9 PmRA 80.00
PmDE 58.0 Calc delta mag 1.54 Calc coord yes
CCDM
Ccdm 22127-2006 RComp Comp B Note1
Note2 Discov num STN 57 DRAs DDEs
R dRAs Year 1878 Theta 096 Rho 10.0
Obs 8 Vmag 11.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A15728 M ADS BDS N IDS IDS 22072S2036B
HIC