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The W UMa‒type stars

Last update: 08/06/2016 DDO Radial Velocity Program: Short-Period Binaries

Photomerty and modeling papers:

  • photopaper1.pdf SW Lyn,QW Gem, AP Leo, V2150 Cyg.
  • photopaper2.pdf AB And, GZ And, AO Cam, DN Cam, DK Cyg
  • photopaper3.pdf V402 Aur, SX Crv, V829 Her, VZ Lib, V753 Mon
  • photopaper4.pdf V417 Aql, AH Aur, EF Boo, YY CrB, GM Dra, UX Eri, SW Lac,DZ Psc, GR Vir, NN Vir
  • photopaper5.pdf CN And, V776 Cas, FU Dra, UV Lyn, BB Peg, V592 Per, OU Ser, EQ Tau, HN UMa, HT Vir.
  • photopaper6.pdf V410 Aur, CK Boo, FP Boo, V921 Her, ET Leo, XZ Leo, V839 Oph, V2357 Oph, AQ Psc, VY Sex
  • photopaper7.pdf V376 And, V523 Cas, CC Com, BX Dra, FG Hya, UZ Leo, XY Leo, AM Leo, EX Leo, RT LMi

    Radial velocity papers (pdf): 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

    Information on published systems
    Data on Selected binary stars


    Ephemerides of selected stars

    List of stars

    RA(2000)  Dec(2000)  Period(d)	JDhel(MinI)	Spectr.	Sp.Paper    Photom.    	Mag.  	PI    	System    	Comments
    
    

    Stars for photometric observations

    00 25 24 -46 55 27 0.43696800 2448500.0850 done I-S 10.5 BQ Phe (too low) 01 16 38 -39 42 30 0.37992300 2452500.0624 done II-S 10.3 AD Phe (too low) 03 07 01 -56 08 04 0.62511800 2448500.1019 done II-S 10.4 SZ Hor (too low) 03 50 42 +01 33 50 0.79886791 2452500.2453 done VIII re-observe 6.7 KG V1130 Tau 04 29 25 -33 34 34 0.63420000 2452500.2863 done II-S 10.0 CT Eri (too low) 05 18 32 -68 13 33 0.28546300 2452500.2302 done II-S 10.8 RW Dor (too low) 07 33 39 -50 07 24 0.43261600 2452500.2462 done II-S 10.7 HI Pup (too low) 08 41 08 -32 11 57 2.31855500 2452500.3675 done II-S 10.7 TZ Pyx (too low) 09 32 18 -28 37 40 0.64834890 2452500.0659 done II-S 6.4 S Ant (too low) 10 16 02 -06 18 26 0.54011000 2452314.7900 done -- in prog. 9.4 SZ/SD HD 89027 13 12 23 +02 39 14 1.13183050 2452500.2014 done V re-observe 8.4 KG KZ Vir 13 29 47 +01 05 48 0.77556590 2452500.1390 done X 6.6 KG FO Vir 14 10 41 -47 46 08 0.39395129 2452500.0000 done I-S 7.4 V759 Cen (too low) 15 03 47 +47 39 15 0.26781956 2452500.1819 done IV re-observe 4.9 AL/KG 44(i) Boo 16 49 28 -15 40 05 0.66141540 2452500.2300 done XII re-observe 6.1 KG V1010 Oph 20 19 19 -76 07 36 0.55559220 2452500.0000 done I-S 9.2 DE Oct (too low) 20 46 28 -71 56 58 0.79498855 2452500.0000 done I-S 8.5 MW Pav (too low) 23 37 57 +18 24 02 0.50210292 2452500.0386 done X re-observe 5.5 KG KS Peg

    Stars having incomplete DDO spectroscopic observations

    08 40 26 +44 54 18 0.81238900 2448500.4570 ---- XV done 9.9 KG CW Lyn 13 49 12 +20 11 24 0.37057523 2452500.4715 ---- -- done 10.3 KG XY Boo 13 51 42 +14 18 06 0.44756608 2452500.8988 ---- -- done 11.1 KG/AL DN Boo 14 06 14 -17 41 19 0.31243689 2452500.0189 ---- -- done 10.0 SZ MS Vir 14 17 28 -19 57 51 0.24653900 2452500.2200 ---- XV done 7.1 KG MW Vir 16 46 54 +38 38 58 0.38222973 2452500.2842 ---- -- done 10.5 MS V857 Her 20 48 13 -01 29 25 0.27221826 2452500.1828 ---- -- done 11.4 KG MU Aqr (GSC5178.01376) 23 31 32 +33 41 54 0.58455890 2452500.1324 ---- XV done 7.2 KG V353 Peg

    Spectroscopy and photometry done

                                                                                             
    00 13 09  +05 35 43  0.30855000  2452500.1050	done	IV	done	10.6	KG	DV Psc (GSC 0008-0324)
    01 59 00  -22 55 12  0.53616872  2452500.3626	done	XV/II-S	done	6.2		AA Cet
    01 46 57  -09 45 06  0.48595407  2452500.1308	done	XV/II-S	done	10.8	SSz/SZ	TT Cet
    01 48 54  -20 53 35  0.31685171  2442373.3600	done	II-S	done	10.4	KG	TW Cet
    02 38 33  -14 17 57  0.44079060  2452500.0028	done	XV	done	9.6	?	DY Cet
    03 49 28  +12 54 44  0.30537250  2452500.1463	done	XIII	done	9.7	AL/KG	V1128 Tau
    03 51 53  -10 31 43  0.50765435  2452500.2685	done	II-S	done	8.3		BV Eri
    03 33 35  +39 53 58  0.91718770  2433617.3170	RV1	X	done	5.8	?	IW Per
    04 12 09  -10 28 10  0.32143000  2455891.4726	done	II-S	done	8.1	AL	YY Eri
    05 11 15  -08 33 24  0.42341350  2452500.1330	done	XV	done	9.0	AL	ER Ori
    06 09 25  +17 11 00  0.72999253  2452500.2869	done	XIV	done	9.0	AL	V1387 Ori
    06 41 19  +82 16 02  0.59307300  2450792.6597	done	VI	done	8.4	KG	SV Cam		
    06 45 57  +00 17 31  0.56802015  2452500.1748	done	XV	done	11.5	KG	DD Mon
    07 32 46  -20 47 32  0.81924400  2452500.1662	done	II-S	done	8.4	KG	TY Pup		
    07 39 05  -02 39 06  0.63770500  2454157.0662	done	XV	done	8.9	AL	V868 Mon
    08 54 30  +51 14 40  0.65470400  2454561.9614	done	XIV	done	9.5	KG	FT UMa		Low Ampl.
    09 09 56  +54 29 18  0.47899490  2453399.6394	done	XII	done	9.6	KG	XY UMa
    09 22 58  +77 13 11  0.67713164  2452500.2446	done	V	done	8.7	AL	FN Cam
    10 16 02  -06 18 26  0.54011000  2453824.4139	done	XII	done	9.3	AL	XX Sex
    11 02 52  +30 24 55  0.47750350  2452500.1512	done	XI	done	8.0	?	VW LMi
    11 04 48  +35 36 26  0.37549090  2452500.1968	done	XIII	done	10.9	KG	HH UMa	
    11 30 04  +29 57 52  0.43872516  2452500.0327	done	PR	done	6.9	KG/AL	AW UMa
    11 27 59  +14 49 55  0.45696600  2452500.1836	RV1	VI	done	9.0	SZ	FS Leo
    12 01 04  +13 00 30  0.64265065  2452500.2864	done	XI	done	8.4	KG	AG Vir	
    12 01 33  +43 02 30  0.37915799  2452500.0875	done	VIII	done	8.9	AL	HX UMa
    12 14 21  +11 49 10  0.40752993  2452500.3144	done	--	done	9.3	KG	AH Vir	
    12 32 55  +54 47 53  0.82522135  2452500.7553	done	VI	done	8.2	?	II UMa
    13 10 32  -04 09 33  0.31124960  2452500.1940	done	XIII	done	9.6	AL/WO	PY Vir
    13 32 03  +28 35 05  0.84246123  2452500.6560	done	XIV	done	9.4	KG	VZ CVn	
    13 32 46  -17 45 33  0.40944368  2452500.0292	done	XV	done	8.7	KG	LV Vir
    14 17 26  +12 33 53  0.34231470  2452500.0099	done	XIV	done	10.5	AL/WO	VW Boo
    14 22 18  +41 27 02  1.05588870  2453494.6896	done	XI	done	8.7	KG	DU Boo	
    14 48 03  +13 56 41  0.41377200  2454584.1779	done	XIV	done	9.8	AL	EL Boo
    14 55 44  +76 18 24  0.37708910  2452500.1325	done	X	done	8.8	AL	TU UMi
    14 59 20  +46 49 04  0.64503280  2452500.3421	done	XI	done	9.1	?	ET Boo
    15 01 00  +73 03 11  0.41555495  2452500.3524	done	XI	done	8.7	?	TV UMi
    15 08 09  +39 58 13  0.29716040  2452500.1880	done	XIV	done	10.4	AL/SZ	TZ Boo
    15 56 50  +22 16 01  0.38649780  2452500.3383	done	XIV	done	10.9	AL	AU Ser
    16 06 02  +50 11 12  0.41903950  2452500.2174	done	II	done	9.8	?	V842 Her
    16 20 03  +07 07 28  0.27527700  2454212.8136	done	XIII	done	9.9	AL	BD+7o3142
    16 35 02  +33 12 48  0.42116900  2452500.4235	done	IV	done	7.9	KG	V899 Her	
    16 48 25  +17 08 00  0.57481000  2452555.8419	done	IX	done	7.8	KG	V918 Her
    17 33 56  +08 09 58  0.42540297  2452500.0964	done	IV	done	8.6	KG	V2377 Oph
    17 53 32  -03 54 55  0.42651302  2452500.0298	done	XIV	done	9.2	AL	V2610 Oph
    17 54 14  +11 07 50  0.80229920  2452500.3811	done	VI	done	6.3	AL	V2388 Oph
    17 58 05  +32 38 53  0.44309740  2452500.3463	done	VI	done	6.7	KG	V972 Her	
    18 05 36  +69 45 00  0.42403025  2452500.3082	done	I	done	10.4	KG	EF Dra		Low Ampl.
    18 33 24  +58 42 23  0.59741800  2454622.3721	done	XV	done	9.2	AL	HI Dra
    18 45 06  +40 11 30  0.57764169  2452500.2757	done	XV	done	11.0	KG	V563 Lyr (NSV11321)
    18 53 18  +21 13 33  0.49331637  2452500.2942	done	XIII	done	10.2	KG	V1003 Her	Low Ampl.
    19 29 30  +36 17 14  0.71408000  2452466.1122	done	IX	done	6.7	KG	V2082 Cyg	Low Ampl.
    19 50 16  -08 36 06  0.69777000  2456181.3019	RV1	I-S	done	8.7	AL	V1464 Aql 
    19 59 58  +19 10 45  0.66036221  2452500.5603	----	XV	done	11.1	KG	CW Sge	
    20 16 51  +41 57 41  0.31338950  2452500.2430	done	XIII	done	10.8	AL	V1191 Cyg
    20 31 13  +05 13 03  0.52169040  2452500.3087	done	XV	done	11.0	KG	MR Del	
    20 40 54  +00 35 50  0.71018840  2452500.6960	done	X	done	9.2	KG	HS Aqr	
    20 57 10  +19 38 59  0.36384033  2452500.3401	done	I	done	8.6	?	LS Del
    20 57 19  +05 48 52  0.88097330  2452500.5384	RV1	II	done 	9.2	KG/SZ	SV Equ
    21 26 41  +13 41 17  0.72720609  2452500.5616	done	IX	done	7.0	AL	KP Peg
    21 30 59  +70 49 24  0.93616650  2452500.3135	done	XIV	done	7.0	AL	GK Cep
    21 25 00  +33 41 15  0.78585060  2452500.4790	done	XI	done	8.4	AL	V1073 Cyg
    22 07 10  +72 22 21  0.44877585  2452500.1997	done	IX	done	6.9	KG	V445 Cep	Low Ampl.
    22 24 37  +41 18 24  0.81307570  2452500.2420	done	--	done	8.3	AL	V407 Lac	Low Ampl.
    22 52 36  +10 13 13  0.81074600  2452330.1642	done	IX	done	7.3	KG	V335 Peg	Low Ampl.
    23 36 55  +15 48 07  0.63688300  2452500.2200	done	XIII	done	9.3	AL	V407 Peg
    23 44 32  +46 22 49  0.68470000  2448699.9945	done	X	done	7.7	KG	V395 And	Low Ampl.
    23 47 18  -08 05 12  0.48140762  2452500.1890	done	V/I-S	done	10.3	KG	EL Aqr
    
    

    In preparation

    01 57 58  +37 48 22  0.41217020  2452500.0320	done	XV	done	11.0	AL/WO	QX And		H*done	
    02 49 52  +08 56 23  0.37992329  2452500.3722	done	VI	done	8.8	SSz/SZ	EE Cet		H*done	
    03 34 59  +17 42 38  0.39994842  2452500.2669	done	XIII	done	10.0	SZ	V1123 Tau	H*done	
    05 07 02  +00 47 33  0.43192293  2452500.0720	done	IX	done	10.3	KG	V1363 Ori	H*done  nospot	
    07 38 30  +33 42 41  0.27477360  2452500.2850	done	XII	done	7.9	KG	V345 Gem	H*done??? 1spot (s-d/n-c)	
    08 31 31  +19 53 04  0.21781100  2452623.1423	done	PR	done	8.0		GSC1387:0475	H*done	
    08 40 02  +18 59 59  0.38288273  2452500.0407	done	XI	done	10.0	AL	TX Cnc		H*done	
    09 43 45  +55 57 09  0.33363491  2452500.1690	done	XII	done	9.4	DK/DM/SZ	W UMa	H*done-2sp 1spotl3	
    10 02 48  +01 05 40  0.41981967  2452500.1191	done	XV	done	10.0	SZ	Y Sex		H*done	
    12 33 00  +26 42 58  0.23734840  2452500.1220	done	XIV	done	7.3	AL/KG	RW Com		H*done	
    13 20 16  +17 45 57  0.40795468  2452500.1937	done	VI	done	7.3	SZ/KG	KR Com		H*done-nosp  1spot	
    15 22 06  +51 10 55  0.38999746  2452500.3423	done	IV	done	9.5	SZ	FI Boo		H*done (s-d)	
    16 41 20  +00 30 27  0.45338845  2452500.3575	done	IX	done	8.5	KG	V502 Oph	H*done (1sp)  2spots	
    17 13 58  +16 21 01  0.42152303  2452500.2709	done	XI	done	8.5	AL	AK Her		H*donel3  2spots	
    17 56 52  +04 59 15  0.40965380  2452500.2490	done	XI	done	7.6	AL	V566 Oph	H*donel3 nospot-nol3 1spot-nol3	
    18 29 13  +06 47 17  0.37530920  2452500.1200	done	XII	done	9.4	AL/KG	V2612 Oph	H*done	
    19 29 21  +30 24 28  0.58272548  2452500.3742	done	VI	done	10.6	KG	V401 Cyg	H*done2sp  1spot	
    19 48 13  +09 18 32  0.50679280  2452500.2610	done	XII	done	9.5	KG	OO Aql		H*done       1spot	
    21 21 25  -03 09 37  0.37445777  2452500.6950	done	III	done	9.7	KG	HV Aqr		H*donel3   2spots	
    23 25 25  +15 41 19  0.59329700  2452500.5015	done	V	done	8.0	KG	V351 Peg	H*done  2spots	
    23 45 35  +25 28 19  0.57845170  2452500.3027	done	XIII	done	9.1	SZ	V357 Peg	H*done	
    
    

    Published separately

    06 08 19 +45 33 16 0.70366010 2452500.5916 done X done 7.5 SZ V449 Aur 2007, ASPC, 370, 367 18 23 06 +58 54 18 0.55087641 2452500.1942 done III done 10.1 AL RZ Dra 2011, NewAstr., 16, 6 18 34 26 +57 48 07 0.94427600 2453166.8057 done XI done 7.4 AL HL Dra 2012, MNRAS, 422, 1250 20 15 57 +76 48 36 0.54462207 2452500.5217 done XIII done 9.3 AL EG Cep 2009, ASPC, 435, 279

    Published

    00 20 31 +40 13 34 0.46278994 done III done 9.7 CN And Paper 5: 2005 AcA 55, 389 00 36 28 +21 32 14 0.36613916 done VIII done 10.9 DZ Psc Paper 4: 2005 AcA 55, 123 00 40 06 +50 14 15 0.23369334 done VIII done 10.6 V523 Cas Paper 7: 2010 MNRAS 408, 464 01 21 04 +07 36 21 0.47561310 done I done 8.7 AQ Psc Paper 6: 2006 AcA 56, 127 01 53 23 +70 02 33 0.44041574 done V done 7.0 V776 Cas Paper 5: 2005 AcA 55, 389 02 12 12 +44 40 00 0.30501740 done I done 10.8 GZ And Paper 2: 2004 AcA 54, 195 02 35 12 +49 51 37 0.79866451 done V done 7.9 V376 And Paper 7: 2010 MNRAS 408, 464 03 09 53 -06 53 33 0.44528559 done III done 10.5 UX Eri Paper 4: 2005 AcA 55, 123 03 48 13 +22 19 24 0.34134796 done V done 10.5 EQ Tau Paper 5: 2005 AcA 55, 389 04 28 13 +53 02 42 0.32990410 done III done 9.5 AO Cam Paper 2: 2004 AcA 54, 195 04 42 46 +72 58 42 0.49831200 done V done 8.2 DN Cam Paper 2: 2004 AcA 54, 195 04 44 33 +39 52 32 0.71572200 done X done 8.4 V592 Per Paper 5: 2005 AcA 55, 389 05 01 11 +34 30 27 0.36635610 done VIII done 10.1 V410 Aur Paper 6: 2006 AcA 56, 127 05 02 15 +31 15 49 0.60349100 done IX done 8.8 V402 Aur Paper 3: 2004 AcA 54, 299 06 26 05 +27 59 05 0.49410828 done II done 10.3 AH Aur Paper 4: 2005 AcA 55, 123 06 50 46 +29 27 12 0.35812252 done VIII done 10.3 QW Gem Paper 1: 2004 A&A 412,465 07 10 58 -03 52 43 0.67704906 done III done 8.3 V753 Mon Paper 3: 2003 AcA 54, 299 08 07 42 +41 48 02 0.64407664 done IV done 9.5 SW Lyn Paper 1: 2003 A&A 412,465 08 27 04 +03 30 55 0.32782841 done I done 9.9 FG Hya Paper 7: 2010 MNRAS 408, 464 09 03 24 +38 05 53 0.41498402 done I done 9.5 UV Lyn Paper 5: 2005 AcA 55, 389 09 49 52 +34 27 07 0.37491629 done III done 11.5 RT LMi Paper 7: 2010 MNRAS 408, 464 10 01 40 +17 24 33 0.28409795 done XII done 9.5 XY Leo Paper 7: 2010 MNRAS 408, 46 10 02 34 +17 02 46 0.48773790 done II done 10.3 XZ Leo Paper 6: 2006 AcA 56, 127 10 33 26 +17 34 27 0.34650390 done VI done 9.6 ET Leo Paper 6: 2006 AcA 56, 127 10 40 33 +13 34 00 0.61805787 done II done 9.5 UZ Leo Paper 7: 2010 MNRAS 408, 46 10 45 07 +16 20 16 0.40860257 done IV done 8.3 EX Leo Paper 7: 2010 MNRAS 408, 46 10 50 30 -02 41 43 0.44342000 done VIII done 9.0 VY Sex Paper 6: 2006 AcA 56, 127 11 02 11 +09 53 43 0.36579793 done XII done 9.2 AM Leo Paper 7: 2010 MNRAS 408, 46 11 05 05 +05 09 09 0.43035460 done I done 9.3 AP Leo Paper 1: 2004 A&A 412,465 11 15 56 +37 38 35 0.38252830 done VIII done 9.9 HN UMa Paper 5: 2005 AcA 55, 389 12 12 06 +22 31 58 0.22068590 done XII done 11.0 CC Com Paper 7: 2010 MNRAS 408, 464 12 40 15 -18 48 00 0.31664365 done V done 8.9 SX Crv Paper 3: 2004 AcA 54, 299 13 46 07 +05 06 56 0.40767264 done IV done 9.0 HT Vir Paper 5: 2005 AcA 55, 389 14 19 38 +05 53 47 0.48068666 done II done 7.6 NN Vir Paper 4: 2005 AcA 55, 123 14 32 31 +50 49 41 0.42051441 done V done 9.5 EF Boo Paper 4: 2005 AcA 55, 123 14 35 03 +09 06 54 0.35515528 done II done 9.1 CK Boo Paper 6: 2006 AcA 56, 127 14 45 20 -06 44 06 0.34696732 done II done 7.8 GR Vir Paper 4: 2005 AcA 55, 123 15 22 44 +16 15 41 0.29675870 done III done 8.2 OU Ser Paper 5: 2005 AcA 55, 389 15 31 53 -15 41 06 0.35825800 done IV done 10.1 VZ Lib Paper 3: 2004 AcA 54, 299 15 34 46 +62 16 44 0.30671694 done III done 10.6 FU Dra Paper 5: 2005 AcA 55, 389 15 43 00 +43 15 55 0.64048200 done X done 10.2 FP Boo Paper 6: 2006 AcA 56, 127 15 50 32 +37 50 08 0.37656415 done III done 8.6 YY CrB Paper 4: 2005 AcA 55, 123 16 06 17 +62 45 46 0.57902670 done IX done 11.5 BX Dra Paper 7: 2010 MNRAS 408, 464 16 49 31 +47 06 29 0.87739024 done VIII done 9.4 V921 Her Paper 6: 2006 AcA 56, 127 16 55 48 +35 10 57 0.35815167 done I done 10.1 V829 Her Paper 3: 2003 AcA 54, 299 16 57 17 +10 59 51 0.41556810 done VIII done 10.7 V2357 Oph Paper 6: 2006 AcA 56, 127 17 20 22 +57 58 27 0.33874754 done VI done 8.8 GM Dra Paper 4: 2005 AcA 55, 123 18 09 21 +09 09 04 0.40900331 done II done 8.8 V839 Oph Paper 6: 2006 AcA 56, 127 19 35 24 +05 50 18 0.37031338 done I done 11.0 V417 Aql Paper 4: 2005 AcA 55, 123 21 18 11 +30 35 21 0.59182359 done IV done 8.1 V2150 Cyg Paper 1: 2003 A&A 412,465 21 35 02 +34 35 42 0.47069580 done II done 10.3 DK Cyg Paper 2: 2004 AcA 54, 195 22 22 57 +16 19 28 0.36150143 done I done 10.8 BB Peg Paper 5: 2005 AcA 55, 389 22 53 41 +37 56 18 0.32071584 done X done 8.5 SW Lac Paper 4: 2005 AcA 55, 123 23 11 32 +36 53 35 0.33189106 done IX done 9.5 AB And Paper 2: 2004 AcA 54, 195
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