Basic Data
| Star Name | Confirmed | Galaxy | α (°) | δ (°) | B (mag) | V (mag) | R (mag) | I (mag) |
|---|---|---|---|---|---|---|---|---|
| NGC 205 SySt-1 | ✓ | NGC 205 | 10.073333 | 41.698139 | ||||
| NGC 205 SySt-2 | ✗ | NGC 205 | 10.033330 | 41.756720 | 24.85 | |||
| NGC 205 SySt-3 | ✗ | NGC 205 | 10.087080 | 41.694970 | 23.47 |
Identifiers
| Star Name | Confirmed | Galaxy | SIMBAD | Gaia DR2 | 2MASS | WISE | IRAS | AAVSO |
|---|---|---|---|---|---|---|---|---|
| NGC 205 SySt-1 | ✓ | NGC 205 | NAME NGC 205 SySt-1 | |||||
| NGC 205 SySt-2 | ✗ | NGC 205 | [MMD2006] 2647 | |||||
| NGC 205 SySt-3 | ✗ | NGC 205 | [MMD2006] 2641 |
Observations
| Star Name | Confirmed | Galaxy | U (mag) | B (mag) | V (mag) | R (mag) | I (mag) | G (mag) | J (mag) | H (mag) | K (mag) | L (mag) | X-ray | Type | IUE | IRAS F12 (Jy) | IRAS F25 (Jy) | IRAS F60 (Jy) | IRAS F100 (Jy) | WISE W1 (mag) | WISE W2 (mag) | WISE W3 (mag) | WISE W4 (mag) | Radio | Radio flux (mJy) | Flickering | Outbursts | Type | IPmax (eV) | OVI lines |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| NGC 205 SySt-1 | ✓ | NGC 205 | No | No | 114.0 | Yes | ||||||||||||||||||||||||
| NGC 205 SySt-2 | ✗ | NGC 205 | 24.85 | No | No | 54.9 | No | |||||||||||||||||||||||
| NGC 205 SySt-3 | ✗ | NGC 205 | 23.47 | No | No | 54.9 | No |
Position
| Star Name | Confirmed | Galaxy | α (°) | σ(α) (°) | αobs (°) | δ (°) | σ(δ) (°) | δobs (°) | l (°) | b (°) | PM α (mas/yr) | σ(PM α) (mas/yr) | PM δ (mas/yr) | σ(PM δ) (mas/yr) | d (kpc) | σ(d) (kpc) | E(B-V) (mag | σ(E(B-V)) (mag) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| NGC 205 SySt-1 | ✓ | NGC 205 | 10.073333 | 00 40 17.600000 | 41.698139 | +41 41 53.300000 | 120.702051 | -21.125354 | 824.00 | 27.00 | 0.066 | 0.004 | ||||||
| NGC 205 SySt-2 | ✗ | NGC 205 | 10.033330 | 00 40 08.000000 | 41.756720 | +41 45 24.200000 | 120.673020 | -21.065440 | 824.00 | 27.00 | 0.062 | 0.005 | ||||||
| NGC 205 SySt-3 | ✗ | NGC 205 | 10.087080 | 00 40 20.900000 | 41.694970 | +41 41 41.900000 | 120.712890 | -21.128990 | 824.00 | 27.00 | 0.067 | 0.004 |
Orbit
| Star Name | Confirmed | Galaxy | P (days) | σ(P) (days) | e | σ(e) | i (°) | σ(i) (°) | Eclipse | Eph type | Eph T0 (JD) | σ(Eph T0) (days) | RV (γ) (km/h) | σ(RV) (km/h) | Kg (km/h) | σ(Kg) (km/h) | T0 (JD) | ag sini (AU) | dc (AU) | f(M) | q |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| NGC 205 SySt-1 | ✓ | NGC 205 | |||||||||||||||||||
| NGC 205 SySt-2 | ✗ | NGC 205 | |||||||||||||||||||
| NGC 205 SySt-3 | ✗ | NGC 205 |
Cool Component
| Star Name | Confirmed | Galaxy | Spectral type | TeffG (K) | IR type | Fe/H | MG (M⊙) | RG (R⊙) | LG (L⊙) | Pulsation | Type | Ppul (days) | σ(Ppul) (days) | Ephpul type | Ephpul T0 (JD) | σ(Ephpul T0) (days) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| NGC 205 SySt-1 | ✓ | NGC 205 | M2 III | 2800 | ||||||||||||
| NGC 205 SySt-2 | ✗ | NGC 205 | K5-M2 | |||||||||||||
| NGC 205 SySt-3 | ✗ | NGC 205 | K5-M2 |
Hot Component
| Star Name | Confirmed | Galaxy | Type/Spectral type | TeffH (K) | Teffh_lower (K) | Teffh_upp (K) | MH (M⊙) | RH (R⊙) | LH (L⊙) | Pspin (min) | Accretion disk |
|---|---|---|---|---|---|---|---|---|---|---|---|
| NGC 205 SySt-1 | ✓ | NGC 205 | 340000 | ||||||||
| NGC 205 SySt-2 | ✗ | NGC 205 | 340000 | ||||||||
| NGC 205 SySt-3 | ✗ | NGC 205 | 270000 |