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Current system
10121+4751
HJ 2522


Nearby doubles
15' : 10113+4803
BVD 210

21' : 10125+4811
SLW 446

32' : 10103+4725
CBL 302

42' : 10153+4726
UC 153

42' : 10130+4711
CBL 41

46' : 10129+4835
HU 632

52' : 10136+4840
CVR1274

58' : 10171+4724
TDS7159

60' : 10170+4719
TOK 536

68' : 10162+4844
HU 633

71' : 10126+4901
HDS1471

77' : 10181+4838
CVR1278

81' : 10043+4732
CBL 299

81' : 10131+4630
GRV1185

82' : 10201+4743
ES 915AB

89' : 10037+4820
UC 1874

96' : 10190+4646
KUI 49

96' : 10211+4824
ES 916

97' : 10217+4752
TDS7214

97' : 10114+4927
ENG 42AB

100' : 10028+4828
CRC 58

102' : 10103+4930
YR 14

105' : 10021+4722
HDS1448

106' : 10050+4634
ES 1149

108' : 10209+4854
KPP1889

109' : 10060+4621
UC 1878



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.

10121+4751 HJ 2522

 
 
10h 12m 03.80s +47° 50' 47.7" P.A. 148.00 sep 29.9 mag 9.60,12.04 Sp G0 dist. 173.31 pc (565.34 l.y.)
 
 
Coord 2000 10121+4751 Discov num HJ 2522 Comp Coord arcsec 2000 10 12 03.80 +47 50 47.7
Date first 1831 Date last 2015 Obs 17
Pa first 147 Pa last 148.1 P.A. Now (θ) 148.1°
Sep first 25.0 Sep last 29.866 Sep. Now (ρ) 29.866"
Mag pri 9.60 Mag sec 12.04 delta mag (ΔM) 2.44 Spectral class G0 (yellow)
Pri motion ra +037 Sec motion ra +035
Pri motion dec -066 Sec motion dec -063
Notes T (Parallax indicates physical)
rPM=0.048 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Ursa Major HIP 49968 Tycho2 3437-01315-1 Gaia DR2 822681748391272832
BD BD+48 1845 Distance 173.31 Distance ly 565.34
 
 
WDS 10121+4751 HJ 2522 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HJ_1826 Mb - Herschel, J.F.W. 1826MmRAS...2..459H
HJ_1826 MemRAS 2, 459, 1826
HJ_1829a Mb - Herschel, J.F.W. 1829MmRAS...3...47H
HJ_1829a MemRAS 3, 47, 1829
HJ_1829b Mb - Herschel, J.F.W. 1829MmRAS...3..177H
HJ_1829b MemRAS 3, 177, 1829
HJ_1831 Ma - Herschel, J.F.W. 1831MmRAS...4..331H
HJ_1831 +Mb MemRAS 4, part 2, 331, 1831
HJ_1833a Ma - Herschel, J.F.W. 1833MmRAS...5...13H
HJ_1833a +Mb MemRAS 5, 13, 1833
HJ_1833b orb - Herschel, J.F.W. 1833MmRAS...5..171H
HJ_1833b MemRAS 5, 171, 1833
HJ_1833c Mb - Herschel, J.F.W. 1833MmRAS...6....1H
HJ_1833c MemRAS 6, 1, 1833
HJ_1833d orb - Herschel, J.F.W. 1833MmRAS...6..149H
HJ_1833d MemRAS 6, 149, 1833
HJ_1835 Ma - Herschel, J.F.W. 1835MmRAS...8...37H
HJ_1835 +Mb MemRAS 8, 37, 1835
HJ_1836 Mb - Herschel, J.F.W. 1836MmRAS...9..193H
HJ_1836 MemRAS 9, 193, 1836
HJ_1847a Ma j Herschel, J.F.W. .
HJ_1847a +Mb Cape Results, London, 1847 (Cape of Good Hope Astronomical Observations 1834-1838)
HJ_1847b Ma j Herschel, J.F.W. .
HJ_1847b Cape Results, London, 1847
HJ_1850 orb - Herschel, J.F.W. 1850MmRAS..18...47H
HJ_1850 MemRAS 18, 47, 1850
HJ_1870 Mb - Herschel, J.F.W. 1870MmRAS..38....1H
HJ_1870 MemRAS 38, 1, 1870
HJ_1874A - Herschel, J.F.W. 1874MNRAS..35...28B
HJ_1874A cited by Burnham (MNRAS 35, 28, 1874)
HJ_1875A Ma - Herschel, J.F.W. 1875AN.....85..323D
HJ_1875A +Mb cited by Doberck, 1875 (see Dob1875b,f,g,h)
HJ_1880A Ma - Herschel, J.F.W. 1880Obs.....3..508G
HJ_1880A +Mb cited by Gledhill (Obs 3, 508, 1880)
HJ_1880B Mb - Herschel, J.F.W. 1880MNRAS..40..497B
HJ_1880B cited by Burnham (MNRAS 40, 497, 1880)
HJ_1897A Ma j Herschel, J.F.W. 1897MNRAS..57..541S
HJ_1897A cited by See (MNRAS 57, 541, 1897)
HJ_1905A Ma - Herschel, J.F.W. 1905LicOB...3..147A
HJ_1905A +Mb cited by Aitken (Lick Obs. Bull. 3, 147, 1905)
HJ_1906A Ma - Herschel, J.F.W. 1906MmRAS..56....1L
HJ_1906A +Mb cited by Lewis (MemRAS 56, 1, 1906)
HJ_1906B Ma - Herschel, J.F.W. 1906QB821.B972.....
HJ_1906B +Mb cited in BDS (Burnham Double Star Cat.), 1906
HJ_1927A Mb - Herschel, J.F.W. 1927sdsc.book......
HJ_1927A cited in SDS (Southern Double Star Catalog), 1927
HJ_1932A Mb - Herschel, J.F.W. 1932QB821.A43......
HJ_1932A cited in ADS (Aitken Double Star Cat.), 1932
HJ_9999 M j Herschel, J.F.W. ...................
HJ_9999 +Ma Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10121+4751 HJ 2522 1999 7 148 29.9 9.60 14.56 G0 D 101203.80+475047.7
10121+4751 HJ 2522 2004 9 148 29.9 9.60 14.56 G0 D 101203.80+475047.7
10121+4751 HJ 2522 2015 10 148 29.9 9.60 12.04 G0 101203.80+475047.7

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

 
 
WDS 10121+4751 HJ 2522 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 10121+4751 HJ 2522 : MEASURES
 
 
No records found.

 
 
WDS 10121+4751 : VIRTUAL EYEPIECE
 
 

10121+4751 HJ 2522A mag 9.6 Sp G0 10121+4751 HJ 2522B sep 27.5 P.A. 157.30 mag 12.04 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 10121+4751 : ALADIN DSS IMAGE @ 10h 12m 03.80s +47° 50' 47.7"
 
 
 
 
WDS 10121+4751 HJ 2522 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

10121+4751 HJ 2522 distance=0' 10113+4803 BVD 210 distance=15' 10125+4811 SLW 446 distance=21' 10103+4725 CBL 302 distance=32' 10153+4726 UC 153 distance=42' 10130+4711 CBL 41 distance=42' 10129+4835 HU 632 distance=46' 10136+4840 CVR1274 distance=52' 10171+4724 TDS7159 distance=58' 10170+4719 TOK 536 distance=60' 10162+4844 HU 633 distance=68' 10126+4901 HDS1471 distance=71' 10181+4838 CVR1278 distance=77' 10043+4732 CBL 299 distance=81' 10131+4630 GRV1185 distance=81' 10201+4743 TDS7188Aa,Ab distance=82' 10201+4743 ES 915AB distance=82' 10037+4820 UC 1874 distance=89' 10114+4927 BUP 130BC distance=95' 10190+4646 KUI 49 distance=96' 10211+4824 ES 916 distance=96' 10217+4752 TDS7214 distance=97' 10114+4927 ENG 42AB distance=97' 10114+4927 BUP 130AC distance=97' 10028+4828 CRC 58 distance=100' 10103+4930 YR 14 distance=102' 10021+4722 HDS1448 distance=105' 10050+4634 ES 1149 distance=106' 10209+4854 KPP1889 distance=108' 10060+4621 UC 1878 distance=109' 10160+4607 RAO 243 distance=112' 10218+4651 UC 154AB distance=116' 10113+4554 COU2620 distance=116' 10073+4942 TDS7033 distance=121' 10107+4952 UC 152 distance=122' 10151+4553 SLW 452 distance=123' 10233+4843 ES 917 distance=124' 10075+4949 DAM2022 distance=127' 10118+4543 DAM2119 distance=128' 10243+4717 SHN 135 distance=129' 10026+4622 STT 210 distance=132' 10007+4904 HDS1445 distance=135' 10009+4631 ES 914 distance=139' 09598+4858 WIS 164 distance=140' 10216+4609 STF1425 distance=141' 10215+4603 COU2503 distance=145' 10023+4940 HU 725 distance=146' 10028+4953 HDS1450Aa,Ab distance=153' 10028+4953 HJ 2515AB distance=153' 10225+4602 LDS3985 distance=153' 10009+4938 UC 1861 distance=154' 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 10121+4751 HJ 2522 148 29.9
Show 10113+4803 BVD 210 35 30.2 15
Show 10125+4811 SLW 446 112 17.0 21
Show 10103+4725 CBL 302 134 19.6 32
Show 10153+4726 UC 153 53 47.9 42
Show 10130+4711 CBL 41 155 30.9 42
Show 10129+4835 HU 632 65 3.1 46
Show 10136+4840 CVR1274 237 4.5 52
Show 10171+4724 TDS7159 240 0.4 58
Show 10170+4719 TOK 536 284 919.2 60
Show 10162+4844 HU 633 165 0.2 68
Show 10126+4901 HDS1471 246 0.2 71
Show 10181+4838 CVR1278 314 3.6 77
Show 10043+4732 CBL 299 335 26.4 81
Show 10131+4630 GRV1185 168 18.9 81
Show 10201+4743 TDS7188 Aa,Ab 351 0.5 82
Show 10201+4743 ES 915 AB 172 5.9 82
Show 10037+4820 UC 1874 299 56.4 89
Show 10114+4927 BUP 130 BC 254 302.1 95
Show 10190+4646 KUI 49 56 31.3 96
Show 10211+4824 ES 916 330 2.7 96
Show 10217+4752 TDS7214 4 0.6 97
Show 10114+4927 ENG 42 AB 135 162.3 97
Show 10114+4927 BUP 130 AC 222 265.6 97
Show 10028+4828 CRC 58 306 0.2 100
Show 10103+4930 YR 14 236 0.4 102
Show 10021+4722 HDS1448 33 0.3 105
Show 10050+4634 ES 1149 249 8.0 106
Show 10209+4854 KPP1889 122 14.8 108
Show 10060+4621 UC 1878 322 36.1 109
Show 10160+4607 RAO 243 231 0.6 112
Show 10218+4651 UC 154 AB 188 13.1 116
Show 10113+4554 COU2620 23 0.6 116
Show 10073+4942 TDS7033 161 0.4 121
Show 10107+4952 UC 152 124 14.7 122
Show 10151+4553 SLW 452 346 10.0 123
Show 10233+4843 ES 917 151 2.0 124
Show 10075+4949 DAM2022 232 6.6 127
Show 10118+4543 DAM2119 25 1.8 128
Show 10243+4717 SHN 135 -1 0.1 129
Show 10026+4622 STT 210 257 1.3 132
Show 10007+4904 HDS1445 170 0.2 135
Show 10009+4631 ES 914 327 6.1 139
Show 09598+4858 WIS 164 309 999.9 140
Show 10216+4609 STF1425 358 4.8 141
Show 10215+4603 COU2503 172 1.5 145
Show 10023+4940 HU 725 155 0.7 146
Show 10028+4953 HDS1450 Aa,Ab 98 0.8 153
Show 10028+4953 HJ 2515 AB 9 56.1 153
Show 10225+4602 LDS3985 172 65.4 153
Show 10009+4938 UC 1861 109 7.4 154

 
 
WDS 10121+4751 : COMPONENTS
 
 
  A
B pa=157.3°
sep=27.48"
 
 
10121+4751 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 101203.80+475047.7 Mag 9.6 Spectral class G0 (yellow)
PmRA 37.00 PmDE -66.0 HIP 49968 Tycho2 3437-01315-1
BD BD+48 1845
Tycho2
Tycho2 3437-01315-1 Pflag RAmdeg 153.01581847 DEmdeg 47.84659317
PmRA 35.5 PmDE -60.1 E RAmdeg 14 E DEmdeg 15
E pmRA 1.7 E pmDE 1.6 EpRAm 1990.90 EpDEm 1990.56
Num 4 Q RAmdeg 0.9 Q DEmdeg 1.4 Q pmRA 0.9
Q pmDE 1.4 BTmag 10.341 E BTmag 0.029 VTmag 9.603
E VTmag 0.022 Prox 299 TYC T HIP 49968
CCDM A RAdeg 153.01569667 DEdeg 47.84673417 EpRA 1990 1.73
EpDE 1990 1.55 E RAdeg 13.8 E DEdeg 15.1 Posflg
Corr 0.3
Hipparcos
Catalog H HIP 49968 Proxy RAhms 10 12 03.76
DEdms +47 50 48.1 Vmag 9.55 VarFlag R Vmag H
RAdeg 153.016 DEdeg 47.8467 AstroRef A Plx 34.25
CCDM 10121+4751 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source P Qual C M HIP
Theta Rho HD BD BD+48 1845
CD CP Dm number +48 1845 VIred 0.68
SpType G0 R SpType Coord arcsec 2000 101203.76+475048.1
Hipparcos 2
HIP 49968 Sn 95 So 3 Nc 1
RArad 2.6706274744 DErad 0.8350831584 Plx 5.77 PmRA 34.78
PmDE -63.45 E RArad 0.85 E DErad 1.19 E Plx 1.6
E pmRA 1.34 E pmDE 1.38 Hpmag 9.6902 E Hpmag 0.0041
SHp 0.025 VA 0 BV 0.671 E BV 0.032
VI 0.73
CCDM
Ccdm 10121+4751 RComp Comp A Note1
Note2 Discov num DRAs -2.14 DDEs -13.2
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.1 Sp PmNote *
PmRA 43 PmDE -77 Dm number +48 1845 Cat1 BD
Name2 +48 879 Cat2 AGK2/3 HD M HD
ADS BDS B 5341 M ADS BDS N IDS IDS 10057N4821A
HIC 49968
 
 
10121+4751 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 101204.85+475022.3 Mag 12.04 PmRA 35.00
PmDE -63.0 HIP 49971 Calc delta mag 2.44 Calc coord yes
Hipparcos
Catalog H HIP 49971 Proxy RAhms 10 12 05.34
DEdms +47 50 22.9 Vmag 12.47 VarFlag R Vmag H
RAdeg 153.022 DEdeg 47.8397 AstroRef B Plx 34.25
CCDM 10121+4751 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source F Qual C M HIP
Theta Rho HD BD
CD CP Dm number VIred 0.7
SpType R SpType Coord arcsec 2000 101205.34+475022.9
Hipparcos 2
HIP 49971 Sn 95 So 3 Nc 1
RArad 2.6707419222 DErad 0.8349599749 Plx 53.21 PmRA 55.77
PmDE -40.53 E RArad 16.41 E DErad 14.74 E Plx 17.78
E pmRA 15.48 E pmDE 17.96 Hpmag 14.5622 E Hpmag 0.2225
SHp 0 VA 0 BV 0 E BV 0
VI 0
CCDM
Ccdm 10121+4751 RComp Comp B Note1
Note2 Discov num HJ 2522 DRAs DDEs
R dRAs Year 1908 Theta 147 Rho 29.3
Obs 3 Vmag 11.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS B 5341 M ADS BDS N IDS IDS 10057N4821B
HIC 49971