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Current system
13048+7302
BU 799 AB


Nearby doubles
24' : 12596+7307
TDS8630

42' : 12568+7324
TDS8607

43' : 13135+7242
KPP1042

44' : 13007+7343
HJ 2633

62' : 13102+7358
STT 262AB

73' : 12572+7407
HJ 2629

73' : 12599+7151
LDS1763

77' : 13201+7342
TDS8790

82' : 13162+7407
MLR 330

85' : 13046+7426
SKF2711AB

85' : 13118+7421
KPP3890

86' : 13234+7239
KPP2531

90' : 12487+7209
MLR 327

93' : 12537+7144
HDS1809

99' : 13184+7422
TDS8770

102' : 13022+7121
WFC 133

105' : 13065+7445
LSC 52

107' : 12539+7440
STF1698

121' : 12511+7117
LDS1759

124' : 13228+7441
LDS1768

125' : 12457+7133
LDS1756

125' : 13096+7503
LDS1764

126' : 13054+7507
MLR 329

139' : 13107+7046
BVD 100

156' : 13062+7026
JNN 87

160' : 13026+7022
TDS8658



Selections
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Neglected List I
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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

13048+7302 BU 799 AB

 
 
13h 04m 49.78s +73° 01' 29.8" P.A. 265.00 sep 1.4 mag 6.60,8.45 Sp A7IV dist. 120.19 pc (392.06 l.y.)
 
 
Coord 2000 13048+7302 Discov num BU  799 Comp AB Coord arcsec 2000 13 04 49.78 +73 01 29.8
Date first 1881 Date last 2017 Obs 56
Pa first 239 Pa last 265.1 P.A. Now (θ) 265.1°
Sep first 0.6 Sep last 1.39 Sep. Now (ρ) 1.39"
Mag pri 6.60 Mag sec 8.45 delta mag (ΔM) 1.85 Spectral class A7IV (white)
Pri motion ra -019 Sec motion ra -017
Pri motion dec +010 Sec motion dec +013
Notes O (Orbital solution)
rPM=0.168 (< 0.3, Physical double)
This double is physical.
 
 
13048+7302 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 7741 13 04 50 +73 01 30 BU 799 AB 2017 56 265 1.4 6.60 8.45 1.85 Y <===
Show HD 113889 7741 13 04 50 +73 01 30 BU 799 AB,C 2015 8 17 90.8 6.50 11.07 4.57
Triple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Ursa Minor SAO 7741 HIP 63822 Tycho2 4407-01790-1
Gaia DR2 1688235340639216768 HD 113889 HR 4950 GC 17748
ADS 8772 BD BD+73 583 Distance 120.19 Distance ly 392.06
 
 
ORBITAL ELEMENTS
 
 
Period (P)1658.8378y± 661.1352 Periastron (T)2118.3246y± 289.1858 Semi-major axis (a)4.64697a± 2.93666
Eccentricity (e)0.83747± 0.12896 Inclination (i)85.899°± 10.897 Longitude of periastron (ω)247.108°± 40.822
Node (Ω)94.885°± 12.808 Notes ReferenceIzm2019
Equinox Last observation2015 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 265.0 1.305
2001 265.1 1.310
2002 265.2 1.314
2003 265.3 1.319
2004 265.4 1.323
2005 265.5 1.327
2006 265.6 1.332
2007 265.7 1.336
2008 265.8 1.340
2009 265.9 1.344
2010 266.0 1.348
2011 266.1 1.353
2012 266.2 1.357
2013 266.3 1.361
2014 266.4 1.364
2015 266.5 1.368
2016 266.6 1.372
2017 266.7 1.376
2018 266.8 1.379
2019 266.9 1.383
2020 267.0 1.386
2021 267.1 1.390
2022 267.2 1.393
2023 267.3 1.397
2024 267.4 1.400
2025 267.5 1.403
2026 267.6 1.406
2027 267.7 1.409
2028 267.8 1.412
2029 267.9 1.415
2030 268.0 1.417


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.


 
  


wds13048%2B7302a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 13048+7302 BU 799 AB : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Izm2019 orb u Izmailov, I.S. 2019AstL...45...30I
Izm2019 Ast. Lett. 45, 30, 2019
Izm2019 (Orbital elements from weighted solutions used when available (Table 2),
Izm2019 unweighted elements (Table 1) used for remaining 29 systems.)
 
 
DISCOVERER
 
 
idgroup discov author
1 BU Burnham, S.W. (BU 1 - 81)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13048+7302 BU 799 AB 2007 49 267 1.3 6.60 8.45 A7IV D 130449.78+730129.8
13048+7302 BU 799 AB 2009 50 266 1.4 6.60 8.45 A7IV D 130449.78+730129.8
13048+7302 BU 799 AB 2013 51 265 1.4 6.60 8.45 A7IV 130449.78+730129.8
13048+7302 BU 799 AB 2017 52 267 1.3 6.60 8.45 A7IV 130449.78+730129.8

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

 
 
WDS 13048+7302 BU 799 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 13048+7302 BU 799 AB : MEASURES
 
 
No records found.

 
 
WDS 13048+7302 : VIRTUAL EYEPIECE
 
 

13048+7302 BU 799A mag 6.6 Sp A7IV 13048+7302 BU 799B sep 0.4 P.A. 253.60 mag 8.45 13048+7302 BU 799C sep 87.4 P.A. 4.90 mag 11.07 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 13048+7302 : ALADIN DSS IMAGE @ 13h 04m 49.78s +73° 01' 29.8"
 
 
 
 
WDS 13048+7302 BU 799 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

13048+7302 BU 799AB distance=1' 13048+7302 BU 799AB,C distance=1' 12596+7307 TDS8630 distance=24' 12568+7324 TDS8607 distance=42' 13135+7242 KPP1042 distance=43' 13007+7343 HJ 2633 distance=44' 13102+7358 STT 262AB distance=62' 12572+7407 HJ 2629 distance=73' 12599+7151 LDS1763 distance=73' 13201+7342 TDS8790 distance=77' 13162+7407 MLR 330 distance=82' 13046+7426 SKF2711AB distance=85' 13046+7426 SKF2711AC distance=85' 13118+7421 KPP3890 distance=85' 13234+7239 KPP2531 distance=86' 12487+7209 MLR 327 distance=90' 12490+7207 TDS 676AC distance=90' 12537+7144 HDS1809 distance=93' 13184+7422 TDS8770 distance=99' 13022+7121 WFC 133 distance=102' 13065+7445 LSC 52 distance=105' 12539+7440 STF1698 distance=107' 12511+7117 LDS1759 distance=121' 13228+7441 LDS1768 distance=124' 12457+7133 LDS1756 distance=125' 13096+7503 LDS1764 distance=125' 13054+7507 MLR 329 distance=126' 13107+7046 BVD 100 distance=139' 13062+7026 JNN 87 distance=156' 13026+7022 TDS8658 distance=160' 13244+7048 TDS8814 distance=162' 13211+7036 TDS8799 distance=165' 13001+7548 CLZ 58 distance=168' 13169+7545 TDS 695 distance=171' 13034+7004 HJ 2636 distance=178' 12562+7003 HJ 2626 distance=184' 13180+7010 MLR 159 distance=185' 13224+7011 LDS1767 distance=191' 13234+7010 TDS8810 distance=193' 12554+6953 A 1092 distance=194' 13064+7618 HJ 2644AB distance=197' 13184+6947 TDS8771AB distance=205' 13001+7626 MLR 328 distance=206' 13203+6938 YSC 101 distance=217' 13120+7640 LDS1765 distance=221' 13054+7649 HJ 2643 distance=228' 12454+7647 TDS 675 distance=239' 13009+7702 MFL 116 distance=242' 13119+6902 TDS8717 distance=243' 12483+7714 MLR 428 distance=261' 13088+6838 SKF2713 distance=264' 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 13048+7302 BU 799 AB 265 1.4 1
Show 13048+7302 BU 799 AB,C 17 90.8 1
Show 12596+7307 TDS8630 14 0.6 24
Show 12568+7324 TDS8607 174 0.7 42
Show 13135+7242 KPP1042 151 8.3 43
Show 13007+7343 HJ 2633 90 4.5 44
Show 13102+7358 STT 262 AB 181 27.9 62
Show 12572+7407 HJ 2629 26 27.0 73
Show 12599+7151 LDS1763 293 2.6 73
Show 13201+7342 TDS8790 156 0.7 77
Show 13162+7407 MLR 330 281 0.1 82
Show 13046+7426 SKF2711 AB 243 8.2 85
Show 13046+7426 SKF2711 AC 95 8.1 85
Show 13118+7421 KPP3890 284 2.0 85
Show 13234+7239 KPP2531 222 22.8 86
Show 12487+7209 MLR 327 288 0.2 90
Show 12490+7207 TDS 676 AC 337 2.0 90
Show 12537+7144 HDS1809 195 0.2 93
Show 13184+7422 TDS8770 216 0.6 99
Show 13022+7121 WFC 133 353 4.1 102
Show 13065+7445 LSC 52 46 0.9 105
Show 12539+7440 STF1698 109 10.1 107
Show 12511+7117 LDS1759 18 3.8 121
Show 13228+7441 LDS1768 144 10.7 124
Show 12457+7133 LDS1756 189 7.6 125
Show 13096+7503 LDS1764 356 78.7 125
Show 13054+7507 MLR 329 55 1.0 126
Show 13107+7046 BVD 100 246 86.7 139
Show 13062+7026 JNN 87 103 3.8 156
Show 13026+7022 TDS8658 154 0.5 160
Show 13244+7048 TDS8814 246 0.8 162
Show 13211+7036 TDS8799 187 0.8 165
Show 13001+7548 CLZ 58 188 25.4 168
Show 13169+7545 TDS 695 185 0.9 171
Show 13034+7004 HJ 2636 174 9.9 178
Show 12562+7003 HJ 2626 58 12.2 184
Show 13180+7010 MLR 159 198 2.5 185
Show 13224+7011 LDS1767 308 15.2 191
Show 13234+7010 TDS8810 269 0.5 193
Show 12554+6953 A 1092 169 0.3 194
Show 13064+7618 HJ 2644 AB 251 36.4 197
Show 13184+6947 TDS8771 AB 222 0.6 205
Show 13001+7626 MLR 328 240 0.4 206
Show 13203+6938 YSC 101 166 0.6 217
Show 13120+7640 LDS1765 106 42.0 221
Show 13054+7649 HJ 2643 47 13.1 228
Show 12454+7647 TDS 675 97 1.4 239
Show 13009+7702 MFL 116 113 46.6 242
Show 13119+6902 TDS8717 130 1.9 243
Show 12483+7714 MLR 428 71 2.2 261
Show 13088+6838 SKF2713 96 10.7 264

 
 
WDS 13048+7302 : COMPONENTS
 
 
  A B
B pa=253.6°
sep=0.42"
 
C pa=4.9°
sep=87.42"
pa=5.2°
sep=87.58"
 
 
13048+7302 A
 
 
Coord arcsec 2000 130449.78+730129.8 Mag 6.6 Spectral class A7IV (white) PmRA -19.00
PmDE 10.0 SAO 7741 HIP 63822 Tycho2 4407-01790-1
HD 113889 HR 4950 GC 17748 BD BD+73 583
Tycho2
Tycho2 4407-01790-1 Pflag P RAmdeg 196.20718725 DEmdeg 73.02497984
PmRA -17.3 PmDE 12.7 E RAmdeg 4 E DEmdeg 4
E pmRA 1.7 E pmDE 1.7 EpRAm 1991.58 EpDEm 1991.53
Num 6 Q RAmdeg 2.0 Q DEmdeg 1.5 Q pmRA 2.1
Q pmDE 1.4 BTmag 6.807 E BTmag 0.015 VTmag 6.600
E VTmag 0.010 Prox 13 TYC T HIP 63822
CCDM A RAdeg 196.20742111 DEdeg 73.02495333 EpRA 1990 1.66
EpDE 1990 1.61 E RAdeg 3.8 E DEdeg 3.8 Posflg D
Corr 0.1
SAO
SAO 7741 DelFlag RA1950 PmRA1950 -0.0049
DE1950 PmDE1950 0.017 Vmag 6.3 SpType A5
Double code Source 70 CatNum 17748 DM BD+73 583
DMcomp BDsup HD 113889 M HD 0
GC 17748 RA1950rad 3.41772404 DE1950rad 1.27919553 PmRA2000 -0.0043
PmDE2000 0.02
Hipparcos
Catalog H HIP 63822 Proxy H RAhms 13 04 49.78
DEdms +73 01 29.8 Vmag 6.43 VarFlag R Vmag G
RAdeg 196.207 DEdeg 73.025 AstroRef A Plx 8.23
CCDM 13048+7301 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 264 Rho 1.272 HD 113889 BD BD+73 583
CD CP Dm number +73 583 VIred 0.24
SpType F0V R SpType Coord arcsec 2000 130449.78+730129.8
Hipparcos 2
HIP 63822 Sn 15 So 3 Nc 2
RArad 3.4244655794 DErad 1.2745258542 Plx 8.32 PmRA -18.33
PmDE 7.72 E RArad 0.38 E DErad 0.42 E Plx 0.49
E pmRA 0.49 E pmDE 0.47 Hpmag 6.4678 E Hpmag 0.0009
SHp 0.009 VA 0 BV 0.218 E BV 0.007
VI 0.24
 
 
13048+7302 B
 
 
Coord arcsec 2000 130449.69+730129.7 Mag 8.45 PmRA -17.00 PmDE 13.0
Tycho2 4407-01790-2 Calc delta mag 1.85 Calc coord yes
Tycho2
Tycho2 4407-01790-2 Pflag P RAmdeg 196.20718725 DEmdeg 73.02497984
PmRA -17.3 PmDE 12.7 E RAmdeg 4 E DEmdeg 4
E pmRA 1.7 E pmDE 1.7 EpRAm 1991.58 EpDEm 1991.53
Num 6 Q RAmdeg 2.0 Q DEmdeg 1.5 Q pmRA 2.1
Q pmDE 1.4 BTmag 8.828 E BTmag 0.018 VTmag 8.445
E VTmag 0.014 Prox 13 TYC HIP 63822
CCDM B RAdeg 196.20619194 DEdeg 73.02491417 EpRA 1990 1.69
EpDE 1990 1.60 E RAdeg 6.9 E DEdeg 7.1 Posflg D
Corr 0.0
 
 
13048+7302 C
 
 
Coord arcsec 2000 130451.50+730256.9 Mag 11.07 PmRA -9.00 PmDE -1.0
Calc delta mag 4.47 Calc coord yes