Coord 2000 | 16088+4456 | Discov num | NOI 2 | Comp | Coord arcsec 2000 | 16 08 46.20 +44 56 05.3 | |||||
Date first | 1997 | Date last | 2005 | Obs | 34 | ||||||
Pa first | 224 | Pa last | 59.3 | P.A. Now (θ) | 59.3° | ||||||
Sep first | 0.0 | Sep last | 0.018 | Sep. Now (ρ) | 0.018" | ||||||
Mag pri | 4.23 | Mag sec | delta mag (ΔM) | Spectral class | B9 (blue-white) | ||||||
Pri motion ra | -026 | Sec motion ra | |||||||||
Pri motion dec | +036 | Sec motion dec | |||||||||
Notes | N O (See Notes, Orbital solution) |
Name | Phi Her | Var name | NSV7490 Her | Constellation | Hercules | SAO | 45911 | ||||
HIP | 79101 | Tycho2 | 3067-01842-1 | Gaia DR2 | 1386158505321789696 | HD | 145389 | ||||
HR | 6023 | GC | 21736 | BD | BD+45 2376 | Bayer | Phi Herculis | ||||
Bayer name | Phi Her | Flamsteed | 11 Herculis | Flamsteed name | 11 Her | FK5 | 601 | ||||
Distance | 62.54 | Distance ly | 204.01 | Bayer greek | φ Her |
Period (P) | 564.69d | ± 0.13 | Periastron (T) | 50121.8d (1996.105y) | ± 1 | Semi-major axis (a) | 32.1m | ± 0.2 |
Eccentricity (e) | 0.522 | ± 0.004 | Inclination (i) | 12.1° | ± 2.9 | Longitude of periastron (ω) | 351.9° | ± 2.7 |
Node (Ω) | 9.1° | ± 2.5 | Notes | n | Reference | Zav2007 | ||
Equinox | 2000 | Last observation | 2005 | Grade | 4 | (1=Definitive, 9=Indet.) |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st. |
|
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
|
|
|
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|
discov_num | notes | refcode |
NOI 2 | phi Her. Hipparcos astrometric solution adopts some elements from the | HIP1997d |
orbit of Aikman (1976). | Aik1976 | |
Combined spectroscopic/interferometric solution by Torres et al. | Trr2007 | |
(2007) , including NPOI observations from 1997-2005. Derive masses | ||
3.05 +/- 0.24 and 1.614 +/- 0.066 Msun, parallax 14.34 +/- 0.35 mas. | ||
Combined spectroscopic/interferometric solution by Zavala et al. | Zav2007 | |
(2007) , including NPOI observations from 1997-2005. Derive mass sum | ||
4.7 +/- 0.6 Msun, effective temperatures 11525 +/- 150 and 8000 +/- | ||
150 K for A and B, respectively. | ||
Malkov et al. (2012) derive dynamical, photometric, and spectroscopic | ||
masses of 3.38 +/- 0.29, 4.98, and 2.57 Msun, respectively. | Mlk2012 |
refcode | metd | author | reference |
Aik1976 | - | Aikman, G.C.L. | 1976PDAO...14..379A |
Aik1976 | Pub. Dom. Astr. Obs. 14, 379, 1976 | ||
HIP1997d | orb - | Hipparcos | 1997yCat.1239....0E |
HIP1997d | Hipparcos Catalog, ESA SP-1200, 1997 | ||
HIP1997d | (DMSA/O Orbital Solutions) | ||
Mlk2012 | not - | Malkov, O.Yu., Tamazian, V.S., Docobo, J.A., & Chulkov, D.A. | 2012A&A...546A..69M |
Mlk2012 | A&A 546, A69, 2012 | ||
Trr2007 | orb - | Torres, G. | 2007AJ....133.2684T |
Trr2007 | AJ 133, 2684, 2007 | ||
Zav2007 | Kn j | Zavala, R.T., Adelman, S.J., Hummel, C.A., Gulliver, A.F., Caliskan, H., | 2007ApJ...655.1046Z |
Zav2007 | +orb | Armstrong, J.T., Hutter, D.J., Johnston, K.J., & Pauls, T.A. | |
Zav2007 | ApJ 655, 1046, 2007 |
idgroup | discov | author |
1 | NOI | Benson, J.A., Hutter, D.J., Elias, N.M., Bowers, P.F., Johnston, K.J., |
1 | NOI | Hajian, A.R., Armstrong, J.T., Mozurkewich, D., et al. |
2 | NOI | Hummel, C.A., Mozurkewich, D., Armstrong, J.T., Hajian, A.R., Elias, N.M., & |
2 | NOI | Hutter, D.J. |
3 | NOI | Nordgren, T.E., Germain, M.E., Benson, J.A., Mozurkewich, D., Sudol, J.J., Elias, |
3 | NOI | II, N.M., Hajian, A.R., White, N.M., Hutter, D.J., Johnston, K.J., Gauss, F.S., |
3 | NOI | Armstrong, J.T., Pauls, T.A. & Rickard, L.J. |
6 | NOI | Armstrong, J.T., Nordgren, T.E., Germain, M.E., Hajian, A.R., Hindsley, R.B., |
6 | NOI | Hummel, C.A., Mozurkewich, D. & Thessin, R.N. |
9 | NOI | Armstrong, J.T., Mozurkewich, D., Hajian, A.R., Johnston, K.J., Thessin, R.N., |
9 | NOI | Peterson, D.M., Hummel, C.A., & Gilbreath, G.C. |
10 | NOI | Koubsky, P., Hummel, C.A., Harmanec, P., Tycner, C., van Leeuwen, F., Yang, S., |
10 | NOI | Slechta, M., Bozic, H., Zavala, R.T., Ruzdjak, D., & Sudar, D. |
12 | NOI | Koubsky, P., Hummel, C.A., Harmanec, P., Yang, S., Bozic, H., Tycner, C., & |
12 | NOI | Zavala, R.T. |
17 | NOI | Che, X., Monnier, J.D., Tycner, C., Kraus, S., Zavala, R.T., Baron, F., Pedretti, |
17 | NOI | E., ten Brummelaar, T., McAlister, H., Ridgway, S.T., Sturmann, J., Sturmann, L., |
17 | NOI | & Turner, N. |
22 | NOI | Hutter, D.J., Zavala, R.T., Tycner, C., Benson, J.A., Hummel, C.A., Sanborn, J., |
22 | NOI | Franz, O.G., & Johnston, K.J. |
23 | NOI | Schaefer, G.H., Hummel, C.A., Gies, D.R., Zavala, R.T., Monnier, J.D., |
23 | NOI | Walter, F.M., Turner, N.H., Baron, F., ten Brummelaar, T., Che, X., |
23 | NOI | Farrington, C.D., Kraus, S., Sturmann, J., & Sturmann, L. |
24 | NOI | Baines, E.K., Armstrong, J.T., Schmitt, H.R., Zavala, R.T., Benson, J.A., Hutter, |
24 | NOI | D.J., Tycner, C. & van Belle, G.T. |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
16088+4456 | NOI 2 | 2005 | 25 | 59 | 0.0 | 4.23 | B9 | NO | 160846.20+445605.3 |
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. |
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
|
A | |
B | pa=50.0° sep=0.01" |
Componente originario normalizzato | AB | Name | Phi Her | Coord arcsec 2000 | 160846.20+445605.3 | Mag | 4.23 | ||||
Spectral class | B9 (blue-white) | PmRA | -26.00 | PmDE | 36.0 | SAO | 45911 | ||||
HIP | 79101 | Tycho2 | 3067-01842-1 | HD | 145389 | HR | 6023 | ||||
GC | 21736 | BD | BD+45 2376 | Bayer | Phi Herculis | Bayer name | Phi Her | ||||
Flamsteed | 11 Herculis | Flamsteed name | 11 Her | FK5 | 601 |
Tycho2 | 3067-01842-1 | Pflag | RAmdeg | 242.19240346 | DEmdeg | 44.93491810 | |||||
PmRA | -28.0 | PmDE | 39.8 | E RAmdeg | 3 | E DEmdeg | 3 | ||||
E pmRA | 0.6 | E pmDE | 0.6 | EpRAm | 1991.22 | EpDEm | 1991.22 | ||||
Num | 22 | Q RAmdeg | 1.7 | Q DEmdeg | 2.0 | Q pmRA | 1.7 | ||||
Q pmDE | 2.2 | BTmag | 4.155 | E BTmag | 0.014 | VTmag | 4.216 | ||||
E VTmag | 0.009 | Prox | 999 | TYC | T | HIP | 79101 | ||||
CCDM | RAdeg | 242.19249472 | DEdeg | 44.93482528 | EpRA 1990 | 1.67 | |||||
EpDE 1990 | 1.61 | E RAdeg | 3.2 | E DEdeg | 3.3 | Posflg | |||||
Corr | -0.2 |
SAO | 45911 | DelFlag | RA1950 | PmRA1950 | -0.0028 | ||||||
DE1950 | PmDE1950 | 0.035 | Vmag | 4.3 | SpType | B9p | |||||
Double code | Source | 74 | CatNum | 601 | DM | BD+45 2376 | |||||
DMcomp | BDsup | HD | 145389 | M HD | 0 | ||||||
GC | 21736 | RA1950rad | 4.22017005 | DE1950rad | 0.78653389 | PmRA2000 | -0.0023 | ||||
PmDE2000 | 0.037 |
Catalog | H | HIP | 79101 | Proxy | RAhms | 16 08 46.20 | |||||
DEdms | +44 56 05.3 | Vmag | 4.23 | VarFlag | 1 | R Vmag | H | ||||
RAdeg | 242.192 | DEdeg | 44.9348 | AstroRef | + | Plx | 14.27 | ||||
CCDM | N CCDM | Nsys | Ncomp | 1 | |||||||
MultFlag | O | Source | Qual | M HIP | |||||||
Theta | Rho | HD | 145389 | BD | BD+45 2376 | ||||||
CD | CP | Dm number | +45 2376 | VIred | -0.02 | ||||||
SpType | B9MNp... | R SpType | Coord arcsec 2000 | 160846.20+445605.3 |
HIP | 79101 | Sn | 75 | So | 4 | Nc | 1 | ||||
RArad | 4.2270565043 | DErad | 0.7842605223 | Plx | 15.99 | PmRA | -26.63 | ||||
PmDE | 36.76 | E RArad | 0.38 | E DErad | 0.41 | E Plx | 0.45 | ||||
E pmRA | 0.44 | E pmDE | 0.51 | Hpmag | 4.2233 | E Hpmag | 0.0004 | ||||
SHp | 0.004 | VA | 1 | BV | -0.045 | E BV | 0.003 | ||||
VI | -0.02 |
Ccdm | 16088+4456 | RComp | Comp | A | Note1 | ||||||
Note2 | % | Discov num | DRAs | -1.82 | DDEs | 5.6 | |||||
R dRAs | 82 | Year | Theta | Rho | |||||||
Obs | 1 | Vmag | 4.2 | Sp | B9 | PmNote | |||||
PmRA | -26 | PmDE | 36 | Dm number | +45 2376 | Cat1 | BD | ||||
Name2 | +45 1258 | Cat2 | AGK2/3 | HD | 145389 | M HD | |||||
ADS BDS | M ADS BDS | N IDS | IDS | ||||||||
HIC | 79101 |
Componente originario normalizzato | AB | Coord arcsec 2000 | 160846.20+445605.3 | Calc delta mag | 4.23 | Calc coord | yes |