OTO - Ohshima Tamashima Observatory- - TZ Boo Diff
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!BVRc Photometry of TZ Boo
Eclipsing binary of W UMa type
TZ Boo = BD+40 2857 = GSC 03045-00893 = HIC 74061 = HIP 74061 = 2MASS J15080914+395812
ICRS coord. (ep=J2000):15 08 09.13 +39 58 12.8
Gal coord. (ep=J2000) : 066.21435911 +59.00222970
Proper motions mas/yr : -89.15 59.15 [1.57 1.57 0]
Radial velocity : V(km/s) -36.70 [1.51]
Parallaxes (mas): 6.64 [1.54]
Spectral type: G2V
B 10.60
J 9.462
H 9.098
K 9.008
*Observation at OTO
Telescope: GSO 30cm RC f/8
CCD: FLI ML6303
Filter: B(60sec), V(60sec), Rc(30sec)
Comparison stars:
*Light Curve of TZ Boo
**
MinI = 2452500.188 + 0. d 2971604 × E Kreiner (2004)
MinI = HJD 2452500.1602(17) + 0.29715993(16)×E − 0.09×10^−10 × E^2 Christpoulou (2011)
!! In 2019 season
*Jan 2, 2019
[[/bin/TZ_Boo/TZ_Boo486BVR.png]]
*Jan 3, 2019
[[/bin/TZ_Boo/TZ_Boo487BVR.png]]
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Eclipsing binary of W UMa type
TZ Boo = BD+40 2857 = GSC 03045-00893 = HIC 74061 = HIP 74061 = 2MASS J15080914+395812
ICRS coord. (ep=J2000):15 08 09.13 +39 58 12.8
Gal coord. (ep=J2000) : 066.21435911 +59.00222970
Proper motions mas/yr : -89.15 59.15 [1.57 1.57 0]
Radial velocity : V(km/s) -36.70 [1.51]
Parallaxes (mas): 6.64 [1.54]
Spectral type: G2V
B 10.60
J 9.462
H 9.098
K 9.008
*Observation at OTO
Telescope: GSO 30cm RC f/8
CCD: FLI ML6303
Filter: B(60sec), V(60sec), Rc(30sec)
Comparison stars:
*Light Curve of TZ Boo
**
MinI = 2452500.188 + 0. d 2971604 × E Kreiner (2004)
MinI = HJD 2452500.1602(17) + 0.29715993(16)×E − 0.09×10^−10 × E^2 Christpoulou (2011)
!! In 2019 season
*Jan 2, 2019
[[/bin/TZ_Boo/TZ_Boo486BVR.png]]
*Jan 3, 2019
[[/bin/TZ_Boo/TZ_Boo487BVR.png]]
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