Confirmed symbiotic stars in M33

ALL CONFIRMED LIKELY POSSIBLE SUSPECTED MISCLASSIFIED

No.	Star name	Constellation	Suspected (Year)	Confirmed (Year)	Right ascension (°)	Declination (°)	B (mag)	V (mag)	R (mag)	I (mag)	Gaia G (mag)	Shell-burning/Accreting-only
1	M33SyS J013219.75+303731.7	Triangulum	2017	2017	23.0822	30.6254	21.57	21.12	20.29	19.64	20.22	shell-burning
2	M33SyS J013239.11+303836.5	Triangulum	2017	2017	23.1630	30.6435	23.60	22.87	21.59	20.74	-	shell-burning
3	M33SyS J013303.27+303528.3	Triangulum	2017	2017	23.2635	30.5911	23.79	22.12	20.74	19.58	20.84	shell-burning
4	M33SyS J013311.10+301528.2	Triangulum	2017	2017	23.2960	30.2577	-	23.25	21.53	20.32	-	shell-burning
5	M33SyS J013327.01+304045.8	Triangulum	2017	2017	23.3625	30.6794	-	23.31	22.13	20.59	-	shell-burning
6	M33SyS J013334.95+305108.3	Triangulum	2017	2017	23.3956	30.8523	-	23.49	21.68	20.44	-	shell-burning
7	M33SyS J013417.72+304119.5	Triangulum	2017	2017	23.5738	30.6888	-	23.17	21.57	20.33	-	shell-burning
8	M33SyS J013430.14+303346.0	Triangulum	2017	2017	23.6255	30.5627	23.13	22.65	21.32	20.17	-	shell-burning
9	M33SyS J013435.17+303409.4	Triangulum	2017	2017	23.6464	30.5693	-	23.79	22.14	20.59	-	shell-burning
10	M33SyS J013449.50+304736.9	Triangulum	2017	2017	23.7061	30.7936	23.19	21.48	20.30	19.46	20.73	shell-burning
11	M33SyS J013457.79+310054.2	Triangulum	2017	2017	23.7407	31.0151	-	23.52	21.95	20.54	-	shell-burning
12	M33SyS J013510.81+305146.8	Triangulum	2017	2017	23.7950	30.8629	23.29	22.47	21.14	20.29	-	shell-burning

No.	Star name	SIMBAD	Gaia DR3	2MASS	WISE	IRAS	Pan-STARRS	SkyMapper	HIP	TYC	GSC2.4.2	SAO	WRAY	Hen	ESO	AAVSO	VSX	GCVS	BD	HD
1	M33SyS J013219.75+303731.7	M33SyS J013219.75+303731.7	315296950814336512	-	-	-	144750230821941062	-	-	-	NBXZ002205	-	-	-	-	-	-	-	-	-
2	M33SyS J013239.11+303836.5	M33SyS J013239.11+303836.5	-	-	-	-	144770231628632866	-	-	-	NBXZ067893	-	-	-	-	-	-	-	-	-
3	M33SyS J013303.27+303528.3	M33SyS J013303.27+303528.3	303287775579028736	-	J013303.21+303525.9	01301+3019	144700232634349894	-	-	-	NBXZ001819	-	-	-	-	-	-	-	-	-
4	M33SyS J013311.10+301528.2	M33SyS J013311.10+301528.2	-	-	-	-	144300232960359905	-	-	-	NBWR027846	-	-	-	-	-	-	-	-	-
5	M33SyS J013327.01+304045.8	M33SyS J013327.01+304045.8	-	-	-	01306+3025	144810233623915641	-	-	-	NBXX106893	-	-	-	-	-	-	-	-	-
6	M33SyS J013334.95+305108.3	M33SyS J013334.95+305108.3	-	-	-	-	145020233955333251	-	-	-	NBXZ004523	-	-	-	-	-	-	-	-	-
7	M33SyS J013417.72+304119.5	M33SyS J013417.72+304119.5	-	-	-	-	144820235737447055	-	-	-	NBXX083003	-	-	-	-	-	-	-	-	-
8	M33SyS J013430.14+303346.0	M33SyS J013430.14+303346.0	-	-	-	-	144670236254055856	-	-	-	NBXX116376	-	-	-	-	-	-	-	-	-
9	M33SyS J013435.17+303409.4	M33SyS J013435.17+303409.4	-	-	-	-	144680236462953671	-	-	-	NBXX098394	-	-	-	-	-	-	-	-	-
10	M33SyS J013449.50+304736.9	M33SyS J013449.50+304736.9	303376393640103680	-	-	-	144950237061092958	-	-	-	NBXX007848	-	-	-	-	-	-	-	-	-
11	M33SyS J013457.79+310054.2	M33SyS J013457.79+310054.2	-	-	J013457.90+310056.2	-	145210237406648707	-	-	-	NBXX013553	-	-	-	-	-	-	-	-	-
12	M33SyS J013510.81+305146.8	M33SyS J013510.81+305146.8	-	-	-	-	145030237949416180	-	-	-	NBXX051147	-	-	-	-	-	-	-	-	-

No.	Star name	Bidelman (1954)	Bidelman (1954) status	Gaposchkin (1957)	Gaposchkin (1957) status	Boyarchuk (1969)	Boyarchuk (1969) status	Allen (1984)	Allen (1984) status	Kenyon (1986)	Kenyon (1986) status	Vaidis (1988, 1991)	Vaidis (1988, 1991) status	Belzcyński et al. (2001)	Belzcyński et al. (2001) status	Akras et al. (2019)	Akras et al. (2019) status
1	M33SyS J013219.75+303731.7	-	-	-	-	-	-	-	-	-	-	-	-	-	-	M33 SySt-1	Confirmed
2	M33SyS J013239.11+303836.5	-	-	-	-	-	-	-	-	-	-	-	-	-	-	M33 SySt-2	Confirmed
3	M33SyS J013303.27+303528.3	-	-	-	-	-	-	-	-	-	-	-	-	-	-	M33 SySt-3	Confirmed
4	M33SyS J013311.10+301528.2	-	-	-	-	-	-	-	-	-	-	-	-	-	-	M33 SySt-4	Confirmed
5	M33SyS J013327.01+304045.8	-	-	-	-	-	-	-	-	-	-	-	-	-	-	M33 SySt-5	Confirmed
6	M33SyS J013334.95+305108.3	-	-	-	-	-	-	-	-	-	-	-	-	-	-	M33 SySt-6	Confirmed
7	M33SyS J013417.72+304119.5	-	-	-	-	-	-	-	-	-	-	-	-	-	-	M33 SySt-7	Confirmed
8	M33SyS J013430.14+303346.0	-	-	-	-	-	-	-	-	-	-	-	-	-	-	M33 SySt-8	Confirmed
9	M33SyS J013435.17+303409.4	-	-	-	-	-	-	-	-	-	-	-	-	-	-	M33 SySt-9	Confirmed
10	M33SyS J013449.50+304736.9	-	-	-	-	-	-	-	-	-	-	-	-	-	-	M33 SySt-10	Confirmed
11	M33SyS J013457.79+310054.2	-	-	-	-	-	-	-	-	-	-	-	-	-	-	M33 SySt-11	Confirmed
12	M33SyS J013510.81+305146.8	-	-	-	-	-	-	-	-	-	-	-	-	-	-	M33 SySt-12	Confirmed

No.	Star name	Constellation	Right ascension (°)	Right ascension (HH MM SS.s)	Declination (°)	Declination (DD MM SS.s)	Galactic longitude (°)	Galactic latitude (°)	Parallax (mas)	Distance (kpc)	Geometric distance (kpc)	Photogeometric distance (kpc)	Proper motion in right ascension (mas/yr)	Proper motion in declination (mas/yr)	Reddening E(B-V) (mag)
1	M33SyS J013219.75+303731.7	Triangulum	23.0822	01 32 19.726	30.6254	+30 37 31.534	133.2419	-31.4264	-1.017	847	1.97	5.39	-0.55	0.59	0.04
2	M33SyS J013239.11+303836.5	Triangulum	23.1630	01 32 39.110	30.6435	+30 38 36.492	133.3180	-31.3957	-	847	-	-	-	-	0.04
3	M33SyS J013303.27+303528.3	Triangulum	23.2635	01 33 03.234	30.5911	+30 35 28.074	133.4290	-31.4309	-	847	-	-	-	-	0.04
4	M33SyS J013311.10+301528.2	Triangulum	23.2960	01 33 11.036	30.2577	+30 15 27.788	133.5353	-31.7530	-	847	-	-	-	-	0.04
5	M33SyS J013327.01+304045.8	Triangulum	23.3625	01 33 27.010	30.6794	+30 40 45.804	133.5075	-31.3282	-	847	-	-	-	-	0.04
6	M33SyS J013334.95+305108.3	Triangulum	23.3956	01 33 34.951	30.8523	+30 51 08.316	133.5017	-31.1530	-	847	-	-	-	-	0.04
7	M33SyS J013417.72+304119.5	Triangulum	23.5738	01 34 17.719	30.6888	+30 41 19.500	133.7141	-31.2841	-	847	-	-	-	-	0.04
8	M33SyS J013430.14+303346.0	Triangulum	23.6255	01 34 30.122	30.5627	+30 33 45.878	133.7939	-31.3991	-	847	-	-	-	-	0.04
9	M33SyS J013435.17+303409.4	Triangulum	23.6464	01 34 35.140	30.5693	+30 34 09.494	133.8131	-31.3891	-	847	-	-	-	-	0.04
10	M33SyS J013449.50+304736.9	Triangulum	23.7061	01 34 49.473	30.7936	+30 47 36.935	133.8207	-31.1591	-0.846	847	1.31	3.31	4.55	-3.19	0.04
11	M33SyS J013457.79+310054.2	Triangulum	23.7407	01 34 57.769	31.0151	+31 00 54.418	133.8040	-30.9361	-	847	-	-	-	-	0.04
12	M33SyS J013510.81+305146.8	Triangulum	23.7950	01 35 10.791	30.8629	+30 51 46.508	133.8922	-31.0762	-	847	-	-	-	-	0.04

No.	Star name	X-ray detection	X-ray type	GALEX FUV (mag)	GALEX NUV (mag)	IUE	FUSE	U (mag)	B (mag)	V (mag)	R (mag)	I (mag)	Gaia BP (mag)	Gaia G (mag)	Gaia RP (mag)	IR type	J (mag)	H (mag)	K (mag)	WISE W1 (mag)	WISE W2 (mag)	WISE W3 (mag)	WISE W4 (mag)	IRAS 12μm (Jy)	IRAS 25μm (Jy)	IRAS 60μm (Jy)	IRAS 100μm (Jy)	AKARI S09 (Jy)	AKARI S18 (Jy)	Radio detection	Flickering	Outbursts	Outburst type	Jets	Resolved nebula	IPmax (eV)	[O III] lines	He II lines	[Fe VII] lines	O VI lines
1	M33SyS J013219.75+303731.7	No	-	-	-	No	No	20.93	21.57	21.12	20.29	19.64	20.74	20.22	19.49	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	114	Yes	Yes	No	Yes
2	M33SyS J013239.11+303836.5	No	-	-	-	No	No	23.64	23.60	22.87	21.59	20.74	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	54.4	Yes	Yes	No	No
3	M33SyS J013303.27+303528.3	No	-	-	-	No	No	23.52	23.79	22.12	20.74	19.58	21.10	20.84	19.73	-	-	-	-	15.31	15.84	12.65	9.23	0.38	0.29	0.97	4.89	-	-	-	-	-	-	-	-	114	Yes	Yes	Yes	Yes
4	M33SyS J013311.10+301528.2	No	-	-	-	No	No	-	-	23.25	21.53	20.32	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	114	No	Yes	No	Yes
5	M33SyS J013327.01+304045.8	No	-	-	-	No	No	-	-	23.31	22.13	20.59	-	-	-	-	-	-	-	-	-	-	-	0.34	1.92	13.30	27.50	-	-	-	-	-	-	-	-	54.4	Yes	Yes	No	No
6	M33SyS J013334.95+305108.3	No	-	-	-	No	No	-	-	23.49	21.68	20.44	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	54.4	Yes	Yes	No	No
7	M33SyS J013417.72+304119.5	No	β	-	-	No	No	-	-	23.17	21.57	20.33	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	54.4	Yes	Yes	No	No
8	M33SyS J013430.14+303346.0	No	-	-	-	No	No	22.48	23.13	22.65	21.32	20.17	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	114	Yes	Yes	No	Yes
9	M33SyS J013435.17+303409.4	No	-	-	-	No	No	-	-	23.79	22.14	20.59	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	54.4	No	Yes	No	No
10	M33SyS J013449.50+304736.9	No	-	-	-	No	No	22.86	23.19	21.48	20.30	19.46	21.59	20.73	19.78	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	54.4	Yes	Yes	No	No
11	M33SyS J013457.79+310054.2	No	-	-	-	No	No	-	-	23.52	21.95	20.54	-	-	-	-	-	-	-	17.11	16.74	12.69	9.06	-	-	-	-	-	-	-	-	-	-	-	-	114	Yes	Yes	Yes	Yes
12	M33SyS J013510.81+305146.8	No	-	-	-	No	No	22.66	23.29	22.47	21.14	20.29	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	54.4	Yes	Yes	No	No

No.	Star name	Orbital period (days)	Eccentricity	Inclination (°)	Eclipses	γ velocity (km/h)	RV of the giant (km/h)	Inferior conj. of the giant (JD)	Size of the giant’s orbit (AU)	Separation (AU)	Mass function	Mass ratio
1	M33SyS J013219.75+303731.7	-	-	-	-	-	-	-	-	-	-	-
2	M33SyS J013239.11+303836.5	-	-	-	-	-	-	-	-	-	-	-
3	M33SyS J013303.27+303528.3	-	-	-	-	-	-	-	-	-	-	-
4	M33SyS J013311.10+301528.2	-	-	-	-	-	-	-	-	-	-	-
5	M33SyS J013327.01+304045.8	-	-	-	-	-	-	-	-	-	-	-
6	M33SyS J013334.95+305108.3	-	-	-	-	-	-	-	-	-	-	-
7	M33SyS J013417.72+304119.5	-	-	-	-	-	-	-	-	-	-	-
8	M33SyS J013430.14+303346.0	-	-	-	-	-	-	-	-	-	-	-
9	M33SyS J013435.17+303409.4	-	-	-	-	-	-	-	-	-	-	-
10	M33SyS J013449.50+304736.9	500	-	-	-	-	-	-	-	-	-	-
11	M33SyS J013457.79+310054.2	300	-	-	-	-	-	-	-	-	-	-
12	M33SyS J013510.81+305146.8	-	-	-	-	-	-	-	-	-	-	-

No.	Star name	Spectral type of the giant	Effective temperature of the giant (K)	Metallicity [Fe/H]	Mass of the giant (M⊙)	Radius of the giant (R⊙)	Luminosity of the giant (L⊙)	Pulsations	Pulsation type	Pulsation period (days)
1	M33SyS J013219.75+303731.7	K-M	-	-	-	-	-	-	-	-
2	M33SyS J013239.11+303836.5	CH	-	-	-	-	-	-	-	-
3	M33SyS J013303.27+303528.3	CN	-	-	-	-	-	Yes	low-amplitude SR	100
4	M33SyS J013311.10+301528.2	M5	-	-	-	-	-	Yes	-	-
5	M33SyS J013327.01+304045.8	M	-	-	-	-	-	Yes	-	-
6	M33SyS J013334.95+305108.3	M	-	-	-	-	-	-	-	-
7	M33SyS J013417.72+304119.5	M	-	-	-	-	-	-	-	-
8	M33SyS J013430.14+303346.0	M2	-	-	-	-	-	-	-	-
9	M33SyS J013435.17+303409.4	CN	-	-	-	-	-	Yes	Mira	300
10	M33SyS J013449.50+304736.9	CN	-	-	-	-	-	Yes	low-amplitude SR	-
11	M33SyS J013457.79+310054.2	M4	-	-	-	-	-	-	-	-
12	M33SyS J013510.81+305146.8	M4	-	-	-	-	-	Yes	low-amplitude SR	-

No.	Star name	Hot component type	Shell-burning/Accreting-only	Effective temperature of the hot component (K)	Lower limit (K)	Upper limit (K)	Mass of the hot component (M⊙)	Radius of the hot component (R⊙)	Luminosity of the hot component (L⊙)	Spin period (min)	Accretion disk
1	M33SyS J013219.75+303731.7	-	shell-burning	-	114000	153000	-	-	-	-	-
2	M33SyS J013239.11+303836.5	-	shell-burning	-	54000	132000	-	-	-	-	-
3	M33SyS J013303.27+303528.3	-	shell-burning	-	114000	176000	-	-	-	-	-
4	M33SyS J013311.10+301528.2	-	shell-burning	-	114000	159000	-	-	-	-	-
5	M33SyS J013327.01+304045.8	-	shell-burning	-	54000	131000	-	-	-	-	-
6	M33SyS J013334.95+305108.3	-	shell-burning	-	54000	94000	-	-	-	-	-
7	M33SyS J013417.72+304119.5	-	shell-burning	-	54000	116000	-	-	-	-	-
8	M33SyS J013430.14+303346.0	-	shell-burning	-	114000	169000	-	-	-	-	-
9	M33SyS J013435.17+303409.4	-	shell-burning	-	54000	142000	-	-	-	-	-
10	M33SyS J013449.50+304736.9	-	shell-burning	-	54000	144000	-	-	-	-	-
11	M33SyS J013457.79+310054.2	-	shell-burning	-	114000	176000	-	-	-	-	-
12	M33SyS J013510.81+305146.8	-	shell-burning	-	54000	127000	-	-	-	-	-