Coord 2000 | 17174+0358 | Discov num | DOO 65 | Comp | Coord arcsec 2000 | 17 17 21.77 +03 59 43.1 | |||||
Date first | 1916 | Date last | 2016 | Obs | 17 | ||||||
Pa first | 24 | Pa last | 27.1 | P.A. Now (θ) | 27.1° | ||||||
Sep first | 2.9 | Sep last | 2.77 | Sep. Now (ρ) | 2.77" | ||||||
Mag pri | 10.71 | Mag sec | 11.34 | delta mag (ΔM) | 0.63 | Spectral class | |||||
Pri motion ra | -019 | Sec motion ra | -019 | ||||||||
Pri motion dec | -085 | Sec motion dec | -085 | ||||||||
Notes | T (Parallax indicates physical) |
Constellation | Ophiuchus | Tycho2 | 0408-01010-1 | Gaia DR2 | 4388472311745615872 |
refcode | metd | author | reference |
Doo1901 | Ma j | Doolittle, E. | 1901PFAO....1c...1D |
Doo1901 | Pub. Univ. Penn. 1, Pt. 3, 1901 | ||
Doo1903a | Ma - | Doolittle, E. | 1903AJ.....23..175D |
Doo1903a | AJ 23, 175, 1903 (also in Pub. Univ. Penn. 2, Pt. 3, 1905) | ||
Doo1903b | Ma j | Doolittle, E. | 1903AJ.....23..177D |
Doo1903b | AJ 23, 177, 1903 (also in Pub. Univ. Penn. 2, Pt. 3, 1905) | ||
Doo1905a | Ma j | Doolittle, E. | 1905PFAO....2c...1D |
Doo1905a | Pub. Univ. Penn. 2, Pt. 3, 1905 | ||
Doo1905b | Ma - | Doolittle, E. (measure by Hadley, J.M.) | 1905PFAO....2c...1D |
Doo1905b | Pub. Univ. Penn. 2, Pt. 3, 1905 | ||
Doo1906A | Ma - | Doolittle, E. | 1906MmRAS..56....1L |
Doo1906A | +orb | cited by Lewis (MemRAS 56, 1, 1906) | |
Doo1906B | Ma - | Doolittle, E. | 1906QB821.B972..... |
Doo1906B | cited in BDS (Burnham Double Star Cat., 1906) | ||
Doo1907 | Ma j | Doolittle, E. | 1907PFAO....3c...1D |
Doo1907 | Pub. Univ. Penn. 3, Pt. 3, 1907 | ||
Doo1912 | Ma j | Doolittle, E. | 1912PFAO....4a...1D |
Doo1912 | Pub. Univ. Penn. 4, Pt. 1, 1912 | ||
Doo1913A | Ma - | Doolittle, E. | 1913QB811.B8....... |
Doo1913A | cited by Burnham (Carnegie Inst. Wash. #168, 1913) | ||
Doo1915a | Ma - | Doolittle, E. | 1915MNRAS..75..666D |
Doo1915a | MNRAS 75, 666, 1915 | ||
Doo1915b | Ma - | Doolittle, E. | 1915PFAO....4a...1D |
Doo1915b | Pub. Univ. Penn. 4, Pt. 1, 1915 | ||
Doo1915c | Ma - | Doolittle, E. | 1915AJ.....29...49D |
Doo1915c | AJ 29, 49, 1915 | ||
Doo1923 | Ma j | Doolittle, E. | 1923PFAO....4b...1D |
Doo1923 | Pub. Univ. Penn. 4, Pt. 2, 1923 | ||
Doo1932A | Ma - | Doolittle, E. | 1932QB821.A43...... |
Doo1932A | cited in ADS (Aitken Double Star Cat.), 1932 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
17174+0358 | DOO 65 | 2001 | 10 | 27 | 3.0 | 10.71 | 11.34 | D | 171721.77+035943.1 | ||
17174+0358 | DOO 65 | 2016 | 13 | 29 | 3.0 | 10.71 | 11.34 | 171721.77+035943.1 |
Click on the map to see the double of your interest. Pass over with the mouse cursor to display the catalog designation. |
Click on the map to see the double of your interest. Pass over with the mouse cursor to display the catalog designation. |
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A | |
B | pa=27.0° sep=2.77" |
Componente originario normalizzato | AB | Coord arcsec 2000 | 171721.77+035943.1 | Mag | 10.71 | PmRA | -19.00 | ||||
PmDE | -85.0 | Tycho2 | 0408-01010-1 |
Tycho2 | 0408-01010-1 | Pflag | RAmdeg | 259.34069023 | DEmdeg | 3.99529569 | |||||
PmRA | -28.4 | PmDE | -96.0 | E RAmdeg | 32 | E DEmdeg | 41 | ||||
E pmRA | 1.9 | E pmDE | 1.8 | EpRAm | 1987.98 | EpDEm | 1984.84 | ||||
Num | 3 | Q RAmdeg | 2.4 | Q DEmdeg | 0.8 | Q pmRA | 2.4 | ||||
Q pmDE | 0.8 | BTmag | 11.556 | E BTmag | 0.068 | VTmag | 10.713 | ||||
E VTmag | 0.055 | Prox | 30 | TYC | T | HIP | |||||
CCDM | RAdeg | 259.34075583 | DEdeg | 3.99551944 | EpRA 1990 | 1.70 | |||||
EpDE 1990 | 1.61 | E RAdeg | 32.8 | E DEdeg | 42.5 | Posflg | D | ||||
Corr | 0.0 |
Componente originario normalizzato | AB | Coord arcsec 2000 | 171721.85+035945.6 | Mag | 11.34 | PmRA | -19.00 | ||||
PmDE | -85.0 | Calc delta mag | 0.63 | Calc coord | yes |