15300+2530 STF 1950 (HD 138232)
15h 29m 58.46s +25° 30' 31.1" P.A. 91.00 sep 3.3 mag 8.07,9.23 Sp K4III dist. 485.44 pc (1583.51 l.y.)
| Coord 2000 | 15300+2530 | Discov num | STF1950 | Comp | Coord arcsec 2000 | 15 29 58.46 +25 30 31.1 | |||||
| Date first | 1830 | Date last | 2020 | Obs | 86 | ||||||
| Pa first | 93 | Pa last | 91 | P.A. Now (θ) | 91° | ||||||
| Sep first | 3.2 | Sep last | 3.3 | Sep. Now (ρ) | 3.3" | ||||||
| Mag pri | 8.07 | Mag sec | 9.23 | delta mag (ΔM) | 1.16 | Spectral class | K4III (yellow-orange) | ||||
| Pri motion ra | -005 | Sec motion ra | -005 | ||||||||
| Pri motion dec | +008 | Sec motion dec | +008 | ||||||||
| Notes | |||||||||||
OTHER CATALOGS AND DESIGNATIONS
| Name | HD 138232 | Constellation | Serpens | SAO | 83852 | HIP | 75883 | ||||
| Tycho2 | 2029-00812-1 | Gaia DR2 | 1222089277150606720 | HD | 138232 | GC | 20840 | ||||
| BD | BD+26 2694 | Distance | 485.44 | Distance ly | 1583.51 |
WDS 15300+2530 STF 1950 (HD 138232) : NOTES
REFERENCES
| refcode | metd | author | reference |
| STFA | (F. Struve DD - Appendix list #1) | ................... | |
| STFB | (F. Struve DD - Appendix list #2) | ................... | |
| StF1833A | Ma - | Struve, F.G.W. | 1833MmRAS...5...13H |
| StF1833A | +Mc | cited by Herschel (MemRAS 5, 13, 1833) | |
| StF1833B | Ma - | Struve, F.G.W. | 1833AN.....10..389B |
| StF1833B | cited by Bessel (AN 10, 389, 1833) | ||
| StF1837 | Ma - | Struve, F.G.W. | 1837AN.....14...249 |
| StF1837 | Stellarum duplicium et multiplicium mensurae micrometricae... | ||
| StF1837 | (Dorpat, Academiae scientiarum caesareae petropolitaneifique), 1837 | ||
| StF1844A | Ma - | Struve, F.G.W. | 1844QB43.S66....... |
| StF1844A | cited by Smyth (Cycle of Celestial Objects 2, 1844) | ||
| StF1852A | Ma - | Struve, F.G.W. | . |
| StF1852A | cited by Bishop (Bishop Obs. Astron. Observations 1852) | ||
| StF1865A | Ma - | Struve, F.G.W. | 1865AN.....64...81E |
| StF1865A | cited by Engelmann (AN 64, 81, #1518, 1865) | ||
| StF1875A | Ma - | Struve, F.G.W. | 1875AN.....85..323D |
| StF1875A | cited by Doberck, 1875 (see Dob1875b,f,g,h) | ||
| StF1878 | Ma - | Struve, F.G.W. | . |
| StF1878 | Pulkova Observations 9, 1878 | ||
| StF1878B | Ma - | Struve, F.G.W. | 1878Obs.....2..239G |
| StF1878B | cited by Gledhill (Obs 2, 239, 1878) | ||
| StF1880A | Ma - | Struve, F.G.W. | 1880Obs.....3..535G |
| StF1880A | cited by Gledhill (Obs 3, 535, 1880) | ||
| StF1906A | Ma - | Struve, F.G.W. | 1906QB821.B972..... |
| StF1906A | cited in BDS (Burnham Double Star Cat.), 1906 | ||
| StF1906B | Ma - | Struve, F.G.W. | 1906MmRAS..56....1L |
| StF1906B | cited by Lewis (MemRAS 56, 1, 1906) | ||
| StF1922A | Ma - | Struve, F.G.W. | 1922AN....216...49R |
| StF1922A | cited by Rabe (AN 216, 49, 1922) | ||
| StF1932A | Ma - | Struve, F.G.W. | 1932QB821.A43...... |
| StF1932A | cited in ADS (Aitken Double Star Cat.), 1932 | ||
| StF2002 | - - | Weis, J. | |
| StF2002 | F. G. W. Struve's double stars : the Dorpat catalogue; the Pulkovo catalogue | ||
| StF2002 | USNO Library : QB 821 .S8 W49 2002 | ||
| StF2022 | - - | email note from Jan Weis: 6 July 2022 | |
| StF9999 | Ma - | Struve, F.G.W. | ................... |
| StF9999 | 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 |
| 15300+2530 | STF1950 | 2007 | 69 | 93 | 3.5 | 8.07 | 9.23 | K4III | D | 152958.46+253031.1 | |
| 15300+2530 | STF1950 | 2008 | 72 | 91 | 3.3 | 8.07 | 9.23 | K4III | D | 152958.46+253031.1 | |
| 15300+2530 | STF1950 | 2013 | 77 | 91 | 3.4 | 8.07 | 9.23 | K4III | D | 152958.46+253031.1 | |
| 15300+2530 | STF1950 | 2015 | 80 | 91 | 3.3 | 8.07 | 9.23 | K4III | 152958.46+253031.1 | ||
| 15300+2530 | STF1950 | 2017 | 81 | 92 | 3.3 | 8.07 | 9.23 | K4III | 152958.46+253031.1 | ||
| 15300+2530 | STF1950 | 2019 | 84 | 92 | 3.3 | 8.07 | 9.23 | K4III | 152958.46+253031.1 | ||
| 15300+2530 | STF1950 | 2020 | 85 | 91 | 3.3 | 8.07 | 9.23 | K4III | 152958.46+253031.1 |
If you need more information about this double, apply for a data request form to the WDS.
WDS 15300+2530 STF 1950 (HD 138232) : VISUAL OBSERVATIONS REPORTS
| Show | date | username | difficulty | separation | pa_estim | interest | notes |
| Show | 22/05/25 | daedalus1 | difficut | separated | 92 | Seeing Pickering 7, average. NELM 4.8. Measures: theta 91.5, rho 3.6. Companion seems much dimmer than primary. |
WDS 15300+2530 STF 1950 (HD 138232) : MEASURES
WDS 15300+2530 (HD 138232) : VIRTUAL EYEPIECE
|
Click on the map to see the double of your interest. Pass over with the mouse cursor to display the catalog designation. |
WDS 15300+2530 (HD 138232) : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.
Not valid ID.
Error -27220
Not valid ID.