Double star measurements from Winnecke
Double star measurements is aseries of observations publishedby Friedrich August Theodor Winnecke in the " Astronomische Nachrichten "in 1869, in which he reported on a number of observations made using various refractors in Bonn, Berlin and Pulkovo. He added a list of seven “new” double stars to them. He later discovered that three of these (30 Eri, Bradley 757, and 44 Cyg) had been discovered earlier.
Abbreviations
| Star. | Constellation |
| Comp. | component |
| Rec. | Right ascension |
| Dec. | declination |
| m vis | Visual brightness |
| Spk. | Spectral class |
Overview
| object | Star. | Rec. | Dec. | m vis | Spk. | Other catalog entries |
|---|---|---|---|---|---|---|
| WNC 1 | Psc | 00:58:01 | +09: 16.7 | 9.9 / 10.4 | G5 /? | BD + 8 137 • ADS 802 |
| WNC 2 | Eri | 03:52:42 | -05: 21.7 | 5.4 / 10.6 | B8V / F4V | 30 Eri • ADS 2832 • BD-05 769 |
| WNC 3 | Ori | 05:23:51 | -00: 52.0 | 6.6 / 8.0 / 8.1 | F7V / F8V / F8V | BD -1 882 • ADS 3991 • HD 35317 • CCDM J05239-0052 |
| WNC 4 | UMa | 12:22:16 | +58: 05.0 | 9.6 / 10.1 | G0 / F8 | M 40 • BDS 6146 • HD 238107/8 |
| WNC 5 | Vir | 13:45:33 | -03: 01.0 | 9.6 | G0 | ADS 9015 • BD-02 3728 |
| WNC 6 | Cyg | 20:31:00 | +36: 56.2 | 6.2 / | F5Iab | 44 Cyg • ADS 13949 • BD + 36 4105 • CCDM J20310 + 3656 |
| WNC 7 | Peg | 23:32:33 | +31: 26.8 | 8.6 | F8 | BD + 30 4971 • ADS 16822 |
Components
| object | Comp. | Rec. | Dec. | m vis | Spk. | Other catalog entries |
|---|---|---|---|---|---|---|
| WNC 1 | total | 00h58m01s | + 09 ° 16'42 " | BD + 08 137 • ADS 802 | ||
| A. | 00h58m00.83s | + 09 ° 16'43.2 " | 9.7 | G5 | BD + 08 137A • ADS 802A | |
| B. | 00h58m01.3s | + 09 ° 16'41 " | 10.6 | ? | BD + 08 137B • ADS 802B | |
| WNC 2 | total | 03h52m42s | −05 ° 21'42 " | 30 Eri • ADS 2832 BD-05 769 |
||
| A. | 5.4 | B8V | 30 Eri A ADS 2832 A • BD-05 769 A |
|||
| B. | 10.6 | F4V | 30 Eri B ADS 2832 B • BD-05 769 B |
|||
| WNC 3 | total | 05h23m51.33s | −00 ° 51'59.8 " | 6.11 | HD 35317 • ADS 3991 • CCDM J05239-0052 | |
| A. | 05h23m51.42s | −00 ° 52'01.7 " | 6.1 | F7V | HD 35317 A • ADS 3991 A • CCDM J05239-0052 A | |
| B. | 05h23m51s | −00 ° 52'00 " | 8.0 | F8V | HD 35317 B • ADS 3991 B • CCDM J05239-0052 B | |
| C. | 05h23m51s | −00 ° 52'00 " | 8.1 | F8V | HD 35317 C • ADS 3991 C • CCDM J05239-0052 C | |
| WNC 4 | total | 12h22m24s | + 58 ° 05'00 " | 9.2 | M 40 • BD + 58 1372 • CCDM J12223 + 5805 | |
| A. | 12h22m12.51s | + 58 ° 04'59.1 " | 9.8 | G0 | HD 238107 • SAO 28353 | |
| B. | 12h22m19.05s | + 58 ° 05'10.6 " | 10.0 | F8 | HD 238108 • SAO 28355 | |
| WNC 5 | total | 13h45m33s | −03 ° 01'00 " | ADS 9015 • BD-02 3728 | ||
| A. | 9.6 | G0 | ADS 9015 A • BD-02 3728 A | |||
| B. | ADS 9015 B • BD-02 3728 B | |||||
| WNC 6 | total | 20h31m00s | + 36 ° 56'12 " | 44 Cyg • ADS 13949 • BD + 36 4105 • CCDM J20310 + 3656 | ||
| A. | 6.2 | F5Iab | 44 Cyg A • ADS 13949 A • BD + 36 4105 • CCDM J20310 + 3656 | |||
| B. | 44 Cyg B • ADS 13949 B • BD + 36 4105 • CCDM J20310 + 3656 | |||||
| WNC 7 | total | 23h32m33.07s | + 31 ° 26'49.6 " | BD + 30 4971 • ADS 16822 • CCDM J23326 + 3127 • GC 32741 • SAO 73328 • HD 221492 | ||
| A. | 8.6 | F8 | BD + 30 4971 A • ADS 16822 A • CCDM J23326 + 3127 • GC 32741 • SAO 73328 • HD 221492 | |||
| B. | BD + 30 4971 B • ADS 16822 B • CCDM J23326 + 3127 • GC 32741 • SAO 73328 • HD 221492 |