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Latest Details
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Name
  V0446 Her  
AAVSO UID
000-BCD-728 (4368 observations)  
Constellation
Hercules Sequence
J2000.0
18 57 21.59 +13 14 29.3  (284.33996 +13.24147) Search nearby
B1950.0 18 55 03.08 +13 10 26.0
Galactic coord. 45.409 +4.707
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
2SXPS 158994 2SXPS J185721.4+131431 AAVSO 1852+13
CMC15 J185721.5+131429 Downes V0446 Her GSC2.3 N2BZ010212
HBHA 1202-03 IPHAS J185721.58+131429.4 N Her 1960
Nova Her 1960 USNO-A2.0 0975-13700591 USNO-B1.0 1032-0395434
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Variability type
NA+UGSS
Spectral type pec(NOVA)
Mag. range
2.8 - 18.8 p
Discoverer Olaf Hassel
Epoch
03 Mar 1960 (HJD 2436997.0000) Ephemeris
Outburst 1960
Period 0.2070 d  (4.97 h)
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto VSP Note: 19.9 Gmag. 2.7" to the W, 17.9 mag. star 3.1" to the SE and 18.4 mag. star 3.2" to the SW.
2 Schmeer, Patrick Discovered by Olaf Hassel on 1960 March 7 (IAU Circular No. 1714).
3 Admin, VSX Dwarf nova outbursts with an amplitude of about 2.5 magnitude separated by 13 to 30 days. Two close neighboring stars.
4 GCVS Team Before the outburst 16.2m - 18.8m [T.A.Cragg, PASP 72, 475, 1961.].
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References
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1 Kato, T., 2022, V476 Cyg (Nova Cyg 1920) is currently a dwarf nova -- first
such an object in the period gap?
2022arXiv220306320K
2 R.K. Honeycutt, J.W. Robertson, S. Kafka, 2011, arXiv:1102.3761v1
[astro-ph.SR]
2011arXiv1102.3761H
3 R.A. Downes et al., 2001, PASP 113, 764 (2006 archival version) 2005JAD....11....2D
4 R.A. Downes et al., 2001, PASP 113, 764 2001PASP..113..764D
5 Bertaud, C., 1962, Nova Herculis 1960 1962JO.....45..321B
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Catalog Data
Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service. These data may not be complete.
AllWISE W1 = 13.64W2 = 13.80W1 - W2 = -0.17
Images
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Supporting Documents
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Campaigns/Programs
 Legacy CVs
Revision History
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7 Otero, Sebastian Alberto 2022-03-17 23:41 UTC Type from 2022arXiv220306320K. Gaia EDR3 position.
6 Schmeer, Patrick 2020-05-21 22:49 UTC Discoverer's first name from 1962JO.....45..321B.
5 Admin, VSX 2011-02-24 03:54 UTC Update from [2011arXiv1102.3761H].
4 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
3 Admin, VSX 2009-09-23 00:51 UTC Added orbital period from Downes et al. [2001PASP..113..764D].
2 Admin, VSX 2007-03-23 19:52 UTC Discoverer added.
1 Admin, VSX 2005-12-18 01:33 UTC Initial database population.