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Table 4
Members of the New Polana, Eulalia, and Themis families, as well as other dark, carbonaceous-like asteroids observed with the TNG.
| ID | Name | Taxonomy (this study) | Taxonomy | Albedo | Diameter (km) | NUV slope (μm−1) | VIS slope (μm−1) | |
|---|---|---|---|---|---|---|---|---|
| Bus | Tholen | |||||||
| New Polana family | ||||||||
| 2026 | Cottrell | C/P/F | – | – | 0.088 ± 0.009 | 13.2 ± 0.6 | – | 0.08 ± 0.02 |
| 3485 | Barucci | F | – | – | 0.075 ± 0.003 | 14.7 ± 0.3 | 0.01 ± 0.02 | 0.01 ± 0.01 |
| 5158 | Ogarev | F | – | – | 0.067 ± 0.012 | 7.8 ± 0.7 | 0.05 ± 0.03 | −0.01 ± 0.01 |
| 6578 | Zapesotskij | F | – | – | 0.061 ± 0.005(#) | 7.9 ± 0.1(#) | 0.07 ± 0.03 | −0.04 ± 0.01 |
| 6661 | Ikemura | F | – | – | 0.087 ±0.004 | 10.9 ± 0.2 | −0.30 ± 0.02 | −0.09 ± 0.01 |
| 6769 | Brokoff | F | – | – | 0.052 ±0.006 | 12.8±0.7 | −0.38 ± 0.03 | 0.02 ± 0.02 |
| 8424 | Toshitsumita | C | – | – | 0.165 ± 0.03(#) | 5.2 ± 0.1(#) | 0.45 ± 0.02 | 0.19 ± 0.01 |
| 33804 | 1999WL4 | C | – | – | 0.072 ± 0.011(#) | 5.4 ± 0.1(#) | 0.47 ± 0.02 | 0.04 ± 0.01 |
| Eulalia family | ||||||||
| 6142 | Tantawi | F | – | – | 0.092 ± 0.034(#) | 9.2 ± 1.7(#) | −0.55 ± 0.03 | −0.26 ± 0.02 |
| 6698 | Malhotra | F | – | – | 0.097 ± 0.011 | 8.3 ± 0.5 | −0.06 ± 0.03 | −0.07 ± 0.02 |
| 6840 | 1995WW5 | F | – | – | 0.043 ± 0.008(#) | 8.6 ± 0.1(#) | −0.06 ± 0.03 | −0.10 ± 0.01 |
| 9052 | Uhland | F | – | – | 0.047 ± 0.004 | 10.2 ± 0.4 | −0.07 ± 0.02 | −0.11 ± 0.01 |
| 25490 | Kevinkelly | B | – | – | 0.043 ± 0.007 | 8.1 ± 0.7 | −0.10 ± 0.03 | −0.03 ± 0.01 |
| 49833 | 1999XB84 | F | – | – | 0.064 ± 0.004(#) | 4.3 ± 0.1(#) | 0.11 ± 0.03 | −0.09 ± 0.01 |
| Polana-Eulalia Family (Uncategorized) | ||||||||
| 5924 | Teruo | F | – | – | 0.054 ± 0.004 | 14.8 ± 0.5 | −0.12 ± 0.02 | 0.00 ± 0.01 |
| Themis family | ||||||||
| 62 | Erato | B(†) | Ch | BU | 0.091 ± 0.002 | 79 ± 1 | 0.30 ± 0.02 | −0.44 ± 0.01 |
| 268 | Adorea | P/C(†) | X(*) | FC | 0.046 ± 0.001 | 136 ± 2 | 0.41 ± 0.02 | 0.22 ± 0.01 |
| 379 | Huenna | C(†) | C | B | 0.075 ± 0.002 | 82 ± 1 | – | 0.15 ± 0.01 |
| 461 | Saskia | C/B(†) | X | FCX | 0.069 ± 0.005 | 43 ± 1 | 0.36 ± 0.02 | 0.01 ± 0.01 |
| 468 | Lina | C/B/G/F(†) | Xk(*) | DPF | 0.059 ± 0.002 | 60 ± 1 | – | 0.07 ± 0.02 |
| 555 | Norma | B/F(†) | B | – | 0.101 ± 0.004 | 32 ± 1 | – | −0.23 ± 0.01 |
| 936 | Kunigunde | B/F(†) | B(*) | B(*) | 0.124 ± 0.007 | 38 ± 1 | – | −0.21 ± 0.01 |
| 954 | Li | C/G(†) | Cb(*) | FCX | 0.068 ± 0.002 | 53 ± 1 | – | 0.14 ± 0.01 |
| Other dark asteroids | ||||||||
| 45 | Eugenia | P/C | C | FC | 0.056 ± 0.002 | 184 ± 4 | 0.33 ± 0.01 | 0.28 ± 0.01 |
| 47 | Aglaja | B(†) | C | B | 0.060 ± 0.004 | 147 ± 2 | 0.29 ± 0.01 | −0.03 ± 0.01 |
| 88 | Thisbe | B(†) | B | CF | 0.071 ± 0.002 | 196 ± 3 | 0.00 ± 0.02 | −0.13 ± 0.01 |
| 106 | Dione | G | Cgh | G | 0.084 ± 0.003 | 153 ± 2 | 1.53 ± 0.02 | −0.07 ± 0.01 |
| 175 | Andromache | C/B | Cg | C | 0.093 ± 0.004 | 96 ± 2 | 0.51 ± 0.01 | −0.09 ± 0.01 |
| 207 | Hedda | C | Ch | C | 0.047 ± 0.002 | 64 ± 1 | 0.68 ± 0.02 | −0.09 ± 0.01 |
| 213 | Lilaea | F(†) | B | F | 0.107 ± 0.003 | 76 ± 1 | −0.29 ± 0.01 | −0.06 ± 0.01 |
| 225 | Henrietta | B/F/C(†) | – | F | 0.051 ± 0.002 | 108 ± 2 | 0.03 ± 0.02 | 0.06 ± 0.01 |
| 229 | Adelinda | B/F(†) | Cb(*) | BCU | 0.034 ± 0.001 | 109 ± 1 | 0.08 ± 0.02 | −0.03 ± 0.01 |
| 419 | Aurelia | F(†) | Cb | F | 0.051 ± 0.002 | 122 ± 2 | 0.00 ± 0.02 | 0.11 ± 0.01 |
| 426 | Hippo | C/B/G/F(†) | X(*) | F | 0.052 ± 0.002 | 121 ± 2 | – | 0.06 ± 0.01 |
| 588 | Achilles | T | – | DU | 0.035 ± 0.002 | 133 ± 3 | 1.13 ± 0.02 | 0.85 ± 0.01 |
| 624 | Hector | D | – | D | 0.034 ± 0.001 | 231 ± 4 | 0.75 ± 0.02 | 1.10 ± 0.01 |
| 747 | Winchester | P/C(†) | C | PC | 0.052 ± 0.002 | 170 ± 3 | 0.52 ± 0.02 | 0.34 ± 0.01 |
| 919 | Ilsebill | C/G | C | – | 0.048 ± 0.002 | 33 ± 0.5 | 1.01 ± 0.02 | 0.10 ± 0.01 |
| 1214 | Richilde | P | Xk | – | 0.064 ± 0.002 | 34.9 ± 0.5 | 0.59 ± 0.02 | 0.29 ± 0.01 |
| 1471 | Tornio | P | T | – | 0.052 ± 0.002 | 42 ± 0.6 | 0.19 ± 0.02 | 0.68 ± 0.01 |
| 1534 | Nasi | G | Cgh | – | 0.100 ± 0.004 | 19.5 ± 0.4 | 1.30 ± 0.02 | 0.08 ± 0.01 |
| 3451 | Mentor | P | X | – | 0.075 ± 0.005 | 118 ± 3 | 0.68 ± 0.02 | 0.32 ± 0.01 |
Notes.(*) Spectra from S3OS2 (Lazzaro et al. 2004).(#) Albedo and diameter values from the NEOWISE.(†) Classification only using blue spectrum (LR-B). Albedo and diameter without marks are from Usui et al. (2012).
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