| WS1 | |||||||
| Date | B | V | R | I | J | Ks | |
| 1976 March 8a | 17.50 ± 0.10 | – | – | – | – | – | |
| 1979 June 7a | – | – | – | 12.60 ± 0.10 | – | – | |
| 1984 February 22a | – | – | 14.10 ± 0.10 | – | – | – | |
| 1993 June 20a | – | – | 14.30 ± 0.10 | – | – | – | |
| 1998 July 1b | – | – | – | 12.79 ± 0.03 | 10.56 ± 0.10 | 8.90 ± 0.11 | |
| 2000 February 22c | – | – | – | – | 10.33 ± 0.02 | 8.90 ± 0.02 | |
| 2011 June 12d | – | 15.25 ± 0.04 | – | – | – | – | |
| 2011 September 23e | 17.36 ± 0.03 | 15.31 ± 0.03 | 13.62 ± 0.03 | 12.18 ± 0.03 | – | – | |
| WS2 | |||||||
| Date | B | V | R | I | J | Ks | |
| 1958 April 17a | 17.70 ± 0.10 | – | – | – | – | – | |
| 1976 May 31a | 16.90 ± 0.10 | – | – | – | – | – | |
| 1980 May 1a | – | – | – | 10.20 ± 0.10 | – | – | |
| 1984 April 9a | – | – | 12.20 ± 0.10 | – | – | – | |
| 1991 August 5a | – | – | 12.70 ± 0.10 | – | – | – | |
| 1998 August 10c | – | – | – | – | 6.62 ± 0.04 | 4.70 ± 0.02 | |
| 1998 October 29b | – | – | – | 9.86 ± 0.05 | 6.18 ± 0.12 | 3.86 ± 0.19 | |
| 2011 June 13d | – | – | – | 10.13 ± 0.04 | – | – | – |
| 2011 September 10d | – | 14.10 ± 0.04 | – | – | – | – | |
| 2011 September 20e | 17.80 ± 0.03 | 14.57 ± 0.03 | 11.89 ± 0.03 | 9.72 ± 0.03 | – | – | |
| WS1 | |||||||
| Date | B | V | R | I | J | Ks | |
| 1976 March 8a | 17.50 ± 0.10 | – | – | – | – | – | |
| 1979 June 7a | – | – | – | 12.60 ± 0.10 | – | – | |
| 1984 February 22a | – | – | 14.10 ± 0.10 | – | – | – | |
| 1993 June 20a | – | – | 14.30 ± 0.10 | – | – | – | |
| 1998 July 1b | – | – | – | 12.79 ± 0.03 | 10.56 ± 0.10 | 8.90 ± 0.11 | |
| 2000 February 22c | – | – | – | – | 10.33 ± 0.02 | 8.90 ± 0.02 | |
| 2011 June 12d | – | 15.25 ± 0.04 | – | – | – | – | |
| 2011 September 23e | 17.36 ± 0.03 | 15.31 ± 0.03 | 13.62 ± 0.03 | 12.18 ± 0.03 | – | – | |
| WS2 | |||||||
| Date | B | V | R | I | J | Ks | |
| 1958 April 17a | 17.70 ± 0.10 | – | – | – | – | – | |
| 1976 May 31a | 16.90 ± 0.10 | – | – | – | – | – | |
| 1980 May 1a | – | – | – | 10.20 ± 0.10 | – | – | |
| 1984 April 9a | – | – | 12.20 ± 0.10 | – | – | – | |
| 1991 August 5a | – | – | 12.70 ± 0.10 | – | – | – | |
| 1998 August 10c | – | – | – | – | 6.62 ± 0.04 | 4.70 ± 0.02 | |
| 1998 October 29b | – | – | – | 9.86 ± 0.05 | 6.18 ± 0.12 | 3.86 ± 0.19 | |
| 2011 June 13d | – | – | – | 10.13 ± 0.04 | – | – | – |
| 2011 September 10d | – | 14.10 ± 0.04 | – | – | – | – | |
| 2011 September 20e | 17.80 ± 0.03 | 14.57 ± 0.03 | 11.89 ± 0.03 | 9.72 ± 0.03 | – | – | |
aUSNO B‐1 (Monet et al. 2003); bDENIS; c2MASS; dSALT; ePROMPT.
| WS1 | |||||||
| Date | B | V | R | I | J | Ks | |
| 1976 March 8a | 17.50 ± 0.10 | – | – | – | – | – | |
| 1979 June 7a | – | – | – | 12.60 ± 0.10 | – | – | |
| 1984 February 22a | – | – | 14.10 ± 0.10 | – | – | – | |
| 1993 June 20a | – | – | 14.30 ± 0.10 | – | – | – | |
| 1998 July 1b | – | – | – | 12.79 ± 0.03 | 10.56 ± 0.10 | 8.90 ± 0.11 | |
| 2000 February 22c | – | – | – | – | 10.33 ± 0.02 | 8.90 ± 0.02 | |
| 2011 June 12d | – | 15.25 ± 0.04 | – | – | – | – | |
| 2011 September 23e | 17.36 ± 0.03 | 15.31 ± 0.03 | 13.62 ± 0.03 | 12.18 ± 0.03 | – | – | |
| WS2 | |||||||
| Date | B | V | R | I | J | Ks | |
| 1958 April 17a | 17.70 ± 0.10 | – | – | – | – | – | |
| 1976 May 31a | 16.90 ± 0.10 | – | – | – | – | – | |
| 1980 May 1a | – | – | – | 10.20 ± 0.10 | – | – | |
| 1984 April 9a | – | – | 12.20 ± 0.10 | – | – | – | |
| 1991 August 5a | – | – | 12.70 ± 0.10 | – | – | – | |
| 1998 August 10c | – | – | – | – | 6.62 ± 0.04 | 4.70 ± 0.02 | |
| 1998 October 29b | – | – | – | 9.86 ± 0.05 | 6.18 ± 0.12 | 3.86 ± 0.19 | |
| 2011 June 13d | – | – | – | 10.13 ± 0.04 | – | – | – |
| 2011 September 10d | – | 14.10 ± 0.04 | – | – | – | – | |
| 2011 September 20e | 17.80 ± 0.03 | 14.57 ± 0.03 | 11.89 ± 0.03 | 9.72 ± 0.03 | – | – | |
| WS1 | |||||||
| Date | B | V | R | I | J | Ks | |
| 1976 March 8a | 17.50 ± 0.10 | – | – | – | – | – | |
| 1979 June 7a | – | – | – | 12.60 ± 0.10 | – | – | |
| 1984 February 22a | – | – | 14.10 ± 0.10 | – | – | – | |
| 1993 June 20a | – | – | 14.30 ± 0.10 | – | – | – | |
| 1998 July 1b | – | – | – | 12.79 ± 0.03 | 10.56 ± 0.10 | 8.90 ± 0.11 | |
| 2000 February 22c | – | – | – | – | 10.33 ± 0.02 | 8.90 ± 0.02 | |
| 2011 June 12d | – | 15.25 ± 0.04 | – | – | – | – | |
| 2011 September 23e | 17.36 ± 0.03 | 15.31 ± 0.03 | 13.62 ± 0.03 | 12.18 ± 0.03 | – | – | |
| WS2 | |||||||
| Date | B | V | R | I | J | Ks | |
| 1958 April 17a | 17.70 ± 0.10 | – | – | – | – | – | |
| 1976 May 31a | 16.90 ± 0.10 | – | – | – | – | – | |
| 1980 May 1a | – | – | – | 10.20 ± 0.10 | – | – | |
| 1984 April 9a | – | – | 12.20 ± 0.10 | – | – | – | |
| 1991 August 5a | – | – | 12.70 ± 0.10 | – | – | – | |
| 1998 August 10c | – | – | – | – | 6.62 ± 0.04 | 4.70 ± 0.02 | |
| 1998 October 29b | – | – | – | 9.86 ± 0.05 | 6.18 ± 0.12 | 3.86 ± 0.19 | |
| 2011 June 13d | – | – | – | 10.13 ± 0.04 | – | – | – |
| 2011 September 10d | – | 14.10 ± 0.04 | – | – | – | – | |
| 2011 September 20e | 17.80 ± 0.03 | 14.57 ± 0.03 | 11.89 ± 0.03 | 9.72 ± 0.03 | – | – | |
aUSNO B‐1 (Monet et al. 2003); bDENIS; c2MASS; dSALT; ePROMPT.
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