BD +31 643
Refuted Object
RA (J2000) | DEC (J2000) | Category | Spec Type | R band (mag) | Distance (pc) | Disk Major Axis " | Disk Diameter (AU) | Inclination (degrees) | Major axis PA | Reference | Resolution elements across | At ref. wavelength (microns) | # References |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 03 44 34.19 | +32 09 46.1 | Hae | B5 | 8.7 | 330 | 40 | 13200 | 5 | 131 | Kalas & Jewitt 1997 | 28.6 | 0.65 | 10 |
Notes:
Spitzer sees no stellar IR excess (Rebull et al. 2007).
Spectral Type Reference: Brunini 1997
References:
Rebull, L.M., Stapelfeldt, K.R., Evans, N.J., et al., 2007, ApJS, 171, 447
Scattered light and IR excess come from extended ISM feature superposed with the star
Cohen, R.E., Herbst, W., & Williams, E.C., 2004, AJ, 127, 1602
Engelke, C.W., Kraemer, K.E., & Price, S.D., 2004, ApJS, 150, 343
Luhman, K.L., et al., 2003, ApJ, 593, 1093
Preibisch. T., Stanke, T., & Zinnecker, H., 2003, A&A, 409, 147
Haisch, K.E., Lada, E.A., & Lada, C.J., 2001, AJ, 121, 2065
Lecavelier des Etangs, A., Vidal-Madjar, A., & Ferlet, R., 1998, A&A, 339, 477
Luhman, K.L., Rieke, G.H., Lada, C.J., & Lada, E.A., 1998, ApJ, 508, 347
*Kalas, P., & Jewitt,D., 1997, Nature, 386, 52
Brunini, A., 1997, MNRAS, 291, L47