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Name
  IRAS 20158+3707  
AAVSO UID
000-BNK-503 (No observations)  
Constellation
Cygnus Sequence
J2000.0
20 17 41.24 +37 16 43.3  (304.42183 +37.27869) Search nearby
B1950.0 20 15 49.47 +37 07 20.1
Galactic coord. 75.191 +0.913
Other names

(Internal only)
2MASS J20174124+3716432 CGCS 4799 Gaia DR2 2060644670631762048
UCAC4 637-091927 USNO-B1.0 1272-0504385  
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Variability type
SRB
Spectral type C
Mag. range
16.4 - 17.5: V
Discoverer Adam Derdzikowski
Epoch
24 Nov 2013 (HJD 2456621) Ephemeris
Outburst --
Period 233 d
Rise/eclipse dur. --
Remarks
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1 Derdzikowski, Adam Other period: 179d. J-K: 2.69. ASAS-SN magnitudes contaminated by 2MASS J20174074+3716430 (V= 16.4; sep. 6"). Range has been corrected. Amplitude of brightness changes from ZTF data (r): 14.12 - 14.50.
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References
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1 Masci, F. J.; et al., 2019, The Zwicky Transient Facility: Data Processing,
Products, and Archive.
2019PASP..131a8003M
2 Kochanek, C. S.; et al., 2017, The All-Sky Automated Survey for Supernovae
(ASAS-SN) Light Curve Server v1.0
2017PASP..129j4502K
3 Alksnis, A.; et al., 2001, General Catalog of Galactic Carbon Stars by C.
B. Stephenson. Third Edition
2001BaltA..10....1A
External Links
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Images
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Supporting Documents
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2 JD plot Derdzikowski, Adam 2020-01-23 21:09 UTC Plot using ZTF and ASAS-SN data
1 Phase plot Derdzikowski, Adam 2020-01-23 21:07 UTC Phase plot using ZTF and ASAS-SN data
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Revision History
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1 Derdzikowski, Adam 2020-01-24 13:25 UTC Initial submission. Gaia DR2 position. Spectral type from 2001BaltA..10....1A