Table A.2
Properties of late-T benchmark companions and peculiar isolated objects.
| Name | Sp. type | Distance | Separationb | Mass | [Fe/H] star | [Fe/H] comp. | log g | Teff | Age | log (Lbol) | References |
|---|---|---|---|---|---|---|---|---|---|---|---|
| (pc) | (au) | (MJup) | (dex) | (dex) | (dex) | (K) | (Gyr) | (dex) | |||
| 51 Eri b | T6.5 ±1.5 | 29.4 ±0.3 | 13 | 2–10 | −0.02 ±0.08 | 1.0 ±0.1 | 4.26 ±25 | 760 ±20 | 0.026 ±0.003 | −5.40 ±0.07 | 15, 16, 17, 18 |
| GJ 758b | T7 ±1 | 15.76 ±0.09 | 29 | 30–50 | 0.18 ±0.05 | … | 4.3 ±0.5 | 741 ±25 | 1–6 | … | 30, 31, 32 |
| G 204–39B | T6.5 | 14.1 ±0.4 | 2685 | 20–35 | + 0.04 ±0.08 | 0. | 4.7–3.9 | 960–1000 | 0.5–1.5 | −5.18 ±0.06 | 1,2, 3, 4, 5, 6 |
| HD 3651B | T7.5 | 11.06 ±0.04 | 480 |  |
+0.09–0.16 | −0.01–0.13 |  |
 |
3–12 | −5.60 ±0.05 | 7, 8, 9, 10, 11, 12, 13, 14, 20 |
| Gl 570D | T7.5 | 5.84 ±0.03 | 1525 |  |
−0.05 ±0.17 | −0.29 to +0.20 |  |
 |
1–5 | −5.55 ±0.05 | 14, 19, 20, 21 |
| BD+01_2920B | T8 | 17.2 ±0.2 | 2630 | 19–47 | −0.38 ±0.06 | … | 5.0 ±0.3 | 680 ±55 | 2.3–14.4 | −5.83 ±0.05 | 24 |
| ROSS 458C | T8 | 11.7 ±0.2 | 1100 | 5–20 | +0.2-0.3 | +0.2 | 4.0–4.7 | 695 ±60 | 0.15–0.8 | −5.62 ±0.03 | 25, 26, 27 |
| Wolf 940B | T8.5 | 12.5 ±0.8 | 400 | 24–45 | + 0.24 ±0.09 | 0.0–0.2 | 5.0 ±0.3 | 560 ±30 | 3–10 | −6.01 ±0.05 | 28, 29, 41 |
| Gl 229B | T7 | 5.79 ±0.01 | 45 | 40–55 | −0.2 ±0.4 | −0.5–0.1 | 4.5–5.5 | 840–1030 | 0.3–3 | −5.21 ±0.04 | 33, 34, 35, 36, 37 |
| ξ Ursae Majoris C | T8.5 | 8.29 ±0.15 | 4000 | 14–38 | −0.32 ±0.05 | … | 5.0 | 500 | 2-8 | −6.11 ±0.05 | 42, 43 |
| Wolf 1130B | sdT8 | 15.8 ±1.0 | 3000 | … | −0.64 ±0.17 | −0.5 | 5.0–5.5 | 600–900 | 2–15 | … | 45 |
| HD 4113C | T9 | 41.7 ±0.9 | 23 | 61–71 | 0.20 ±0.04 | … | 4.5–5 | 500–600 |  |
… | 46 |
| CFBDSIR2149-0403 | T7.5 | 54.6 ±5.4 | … | 2–40 | … | 0.0–0.3 | 3.5–5.0 | 700–900 | ≤3 |  |
39, 40 |
| WISEPC J231336.41–803701.4 | T8 | 9.3 ±0.4a | … | 7 ±4 | … | … | 4.0 ±0.3 | 600 ±30 | 0.3 ±0.4 | … | 41 |
| WISEPC J161705.75+180714.0 | T8 | 13.1 ±0.6a | … | 7 ±3 | … | … | 4.0 ±0.3 | 600 ±30 | 0.2 ±0.3 | … | 41 |
| WISEA J032504.52–504403.0 | T8 | 36.0 ±2.4 | … | … | … | … | 4.0 | 550–600 | 0.08–0.3 | … | 44 |
| WISEP J181210.85+272144.3 | T8.5 | 19 ±3a | … | 13 ±7 | … | … | 4.3 ±0.3 | 620 ±30 | 0.9 ±1.3 | … | 41 |
References. (1) Knapp et al. (2004), (2) Faherty et al. (2009), (3) Faherty et al. (2010), (4) Mann et al. (2015), (5) Burgasser et al. (2006a), (6) van Leeuwen (2007), (7) Mugrauer et al. (2006), (8) Luhman et al. (2007), (9) Burgasser (2007), (10) Liu et al. (2007), (11) Gray et al. (2003), (12) Santos et al. (2004), (13) Valenti & Fischer (2005), (14) Leggett et al. (2007), (15) Macintosh et al. (2015), (16) Samland et al. (2017), (17) Rajan et al. (2017), (18) Koleva & Vazdekis (2012), (19) Ghezzi et al. (2010a), (20) Line et al. (2015), (21) Tinney et al. (2014), (22) Burgasser et al. (2006b), (23) Burgasser et al. (2000), (24) Pinfield et al. (2012) and ref. therein, (25) Goldman et al. (2010), (26) Burgasser et al. (2010), (27) Burningham et al. (2011), (28) Burningham et al. (2009), (29) Leggett et al. (2010), (30) Thalmann et al. (2009), (31) Vigan et al. (2016), (32) Nilsson et al. (2017), (33) Saumon et al. (2000), (34) Nakajima et al. (2015), (35) Schiavon et al. (1997), (36) Leggett et al. (2002), (37) Nakajima et al. (1995), (38) Allard et al. (1996), (39) Delorme et al. (2012), (40) Delorme et al. (2017a), (41) Burgasser et al. (2011), (42) Wright et al. (2013), (43) Cayrel de Strobel et al. (1994), (44) Schneider et al. (2015), (45) Mace et al. (2013b), (46) Cheetham et al. 2018b. (a) Model distance (b) Projected separation, apart for HD 4113C.
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