Posted 09 September 2013 - 05:29 AM

Fred, the first ring for a 140mm scope should be around 1.35". Here is a list with doubles with separations 1.3-1.4" and delta_m's larger 2 up to 4:

ID Name RA Dec M1 M2 Delta_M Con

WDS04209+1352 BAS3, BD+13 00665 04h 20m 52,7s +13:51:52,1 6,16 8,2 2,04 Tau

WDS02037+2556 STF208, IDS01580+2527, BDS1074, ADS1631, BD+25 00341 02h 03m 39,3s +25:56:07,6 5,82 7,87 2,05 Ari

WDS12136-3348 HWE72, IDS12084-3314, CD-33 08257 12h 13m 36,8s -33:47:34,6 6,48 8,55 2,07 Hya

WDS16200-6439 I15, IDS16107-6424, CP-64 03442 16h 20m 00,5s -64:38:55,7 6,84 8,95 2,11 TrA

WDS07310-0210 A1967, IDS07259-0157, ADS6147, BD-01 01745 07h 30m 59,1s -02:09:53,4 7,2 9,33 2,13 Mon

WDS17406-3539 DAW148, IDS17339-3535, CD-35 11803 17h 40m 36,5s -35:38:53,5 7,82 9,96 2,14 Sco

WDS19134-1427 BU138, IDS19078-1437, BDS9106, ADS12168, BD-14 05333 19h 13m 25,8s -14:26:49,3 7,81 9,96 2,15 Sgr

WDS21555+6519 STT457, IDS21529+6450, BDS11391, ADS15467, BD+64 01607 21h 55m 31,0s +65:19:14,9 6,01 8,17 2,16 Cep

WDS04294+2433 LEI4 04h 29m 23,7s +24:32:59,9 7,55 9,77 2,22 Tau

WDS19313-0207 D20, IDS19260-0220, BDS9365, ADS12538, BD-02 05024 19h 31m 15,8s -02:06:36,7 7,22 9,58 2,36 Aql

WDS17557-3034 I1011, IDS17493-3033, CD-30 14939 17h 55m 45,0s -30:34:18,0 7,63 10 2,37 Sco

WDS20229+4259 HO128, IDS20195+4240, BDS10180, ADS13786, BD+42 03721 20h 22m 55,5s +42:59:00,4 6,41 8,82 2,41 Cyg

WDS22139+7228 A895, IDS22119+7158, BDS13616, ADS15781, BD+71 01116 22h 13m 52,3s +72:27:55,2 7,91 10,36 2,45 Cep

WDS16413+3136 STF2084, IDS16375+3147, BDS7717, ADS10157, BD+31 02884 16h 41m 17,5s +31:36:07,0 2,95 5,4 2,45 Her

WDS11073-4238 HJ4409, IDS11027-4206, CD-41 06343 11h 07m 16,7s -42:38:19,3 5,24 7,73 2,49 Cen

WDS05145-1823 B1943, IDS05101-1830, BD-18 01035 05h 14m 29,0s -18:23:06,4 7,86 10,4 2,54 Lep

WDS06344+0318 A2673, IDS06291+0323, ADS5202, BD+03 01304 06h 34m 21,7s +03:18:23,3 7,44 9,99 2,55 Mon

WDS01036+6104 BU396, IDS00575+6032, BDS543, ADS868, BD+60 00157 01h 03m 37,0s +61:04:29,4 6,06 8,62 2,56 Cas

WDS03421-1709 HU436, IDS03375-1728, BDS1830, ADS2706, BD-17 00715 03h 42m 04,1s -17:08:45,3 7,84 10,41 2,57 Eri

WDS23288-0050 A896, IDS23236-0123, BDS13647, ADS16781, BD-01 04440 23h 28m 46,2s -00:50:08,2 7,98 10,59 2,61 Psc

WDS13544+2955 STT272, IDS13499+3024, BDS6671, ADS9051, BD+30 02461 13h 54m 25,5s +29:54:56,3 7,56 10,18 2,62 CVn

WDS07378-0236 A534 07h 37m 48,9s -02:35:49,4 7,94 10,61 2,67 Mon

WDS04312-7838 I472, IDS04364-7850, CP-78 00145 04h 31m 09,9s -78:37:58,6 7,96 10,67 2,71 Men

WDS19535+2405 DJU4, IDS19492+2349, BD+23 03820 19h 53m 27,7s +24:04:46,6 4,63 7,37 2,74 Vul

WDS15166-6054 B1777, IDS15085-6032, CP-60 05698 15h 16m 36,7s -60:54:14,4 5,79 8,55 2,76 Cir

WDS23208-5018 RST5560, IDS23152-5051, CD-50 13948 23h 20m 50,1s -50:18:23,0 6,15 8,93 2,78 Gru

WDS05574+0002 BU1190, IDS05523+0001, BDS3069, ADS4542, BD+00 01227 05h 57m 25,3s +00:01:39,1 6,95 9,81 2,86 Ori

WDS03428+0754 STT61, IDS03374+0735, BDS1828, ADS2709, BD+07 00537 03h 42m 45,9s +07:54:10,6 7,77 10,63 2,86 Tau

WDS05528-3832 I16, IDS05494-3833, CD-38 02270 05h 52m 47,7s -38:31:33,6 6,88 9,76 2,88 Col

WDS01125+0228 STT27, BDS643, BD+01 00223 01h 12m 30,6s +02:28:17,6 6,54 9,5 2,96 Cet

WDS13101+3830 BU608, IDS13051+3904, BDS6410, ADS8805, BD+39 02611 13h 09m 42,0s +38:32:01,9 6,26 9,23 2,97 CVn

WDS23244+1429 BU719, IDS23194+1356, BDS12346, ADS16735, BD+13 05105 23h 24m 23,9s +14:28:44,9 7,65 10,68 3,03 Peg

WDS07059-0101 CRJ1 07h 05m 52,8s -01:01:13,6 5,98 9,11 3,13 Mon

WDS06544+2110 STT160, IDS06484+2117, BDS3681, ADS5553, BD+21 01426 06h 54m 21,3s +21:09:40,8 6,66 9,92 3,26 Gem

WDS17039+1941 BU822, IDS16595+1950, BDS7847, ADS10323, BD+19 03218 17h 03m 52,7s +19:41:25,8 6,58 9,89 3,31 Her

WDS03346-3152 B53, IDS03306-3213, CD-32 01358 03h 34m 33,6s -31:52:29,3 6,6 9,93 3,33 For

WDS19502-1000 RST4643, IDS19447-1016, BD-10 05195 19h 50m 09,8s -10:00:25,7 6,91 10,26 3,35 Aql

WDS04339-0644 BU881, IDS04290-0657, BDS2268, ADS3305, BD-07 00838 04h 33m 54,7s -06:44:20,1 5,72 9,19 3,47 Eri

WDS03027-0741 BU11, IDS02578-0805, BDS1549, ADS2312, BD-08 00568 03h 02m 42,3s -07:41:07,7 5,4 8,9 3,5 Eri

WDS13328+2421 A567, IDS13281+2452, BDS6523, ADS8937, BD+25 02643 13h 32m 48,2s +24:20:48,3 6,21 9,71 3,5 Com

WDS17420+1557 BU1251, IDS17375+1600, BDS8120, ADS10723, BD+16 03256 17h 41m 58,6s +15:57:07,8 5,59 9,38 3,79 Her

WDS09087-0835 KUI38, IDS09038-0811, BD-08 02588 09h 08m 42,2s -08:35:22,2 5,6 9,47 3,87 Hya

WDS23190-0937 HO199, IDS23138-1010, BDS12289, ADS16671, BD-10 06094 23h 18m 57,6s -09:36:38,6 5 9 4 Aqr

All these doubles should be doable with 140mm but some may be already rather difficult (pA up to 180mm).

Wilfried

PS: Did not check if any of these doubles were already in your observation reports