WISE 2209+2711

Discovery Data

• Name: WISE J220905.73+271143.9
• Paper: Cushing et al. (2014)
• Spectral type: Y0:

Photometry

Spitzer

• Cushing et al. (2014): [3.6]=17.82 (0.09), [4.5]=14.74 (0.02)
• Beichman et al. (2014): [4.5]=14.71 (0.03)
• Schneider et al. (2015): [3.6]=17.815 (0.087), [4.5]=14.739 (0.020)
• Martin et al. (2018): [3.6] = 17.733 (0.121), [4.5] = 14.735 (0.019)

HST

• Cushing et al. (2014): F140W=23.16 (0.16)
• Schneider et al. (2015): F105W=23.842 (0.057), F140W=23.167 (0.149)

Ground

• Cushing et al. (2014): J(NIRC2/Keck-MKO)=22.58 (0.14), H(NIRC2/Keck-MKO)=22.98 (0.31)

Spectroscopy

• Cushing et al. (2014): WFC3/HST, 1.1-1.70 μm, R=130
• Schneider et al. (2015): WFC3/HST, 0.9-1.1 μm, R=210, WFC3/HST, 1.1-1.70 μm, R=130 [re-reduction of Cushing et al. (2014)] [ASCII] [PNG]

Parallax & Proper Motion

• Beichman et al. (2014): π=147 (11) mas, d=6.8 (0.5) pc, μ_αcos(δ)=+1217 (13) mas yr−1, μ_δ=−1372 (15) mas yr−1
• Martin et al. (2018): π= 154.41 (5.67) mas, d= 6.48 (+0.25 −0.23) pc, μ_αcos(δ)=+1199.55 (4.94) mas yr−1, μ_δ=−1359.00 (4.76) mas yr−1
• Kirkpatrick et al. (2019): π=161.6 (2.4) mas, d= 6.19 (0.10) pc, μ_αcos(δ)=1204.4 (1.1) mas yr−1, μ_δ=−1357.5 (1.1) mas yr−1