Hevelius' 16 "Nebulosae"

Within his Prodomus Astronomiae, Hevelius described 16 nebulous objects. They are listed e.g. in M.G. Bigourdan (1892) and (14 of them) in W. Derham (1733) - this author didn't include the resolved clusters/asterisms identified at that time. 

Designat  Id    Bi  Long  (1661.0)  Lat  RA  (2000.0)   Dec  Rem
                De   RA   (1661.0)  Dec

                 
Hev   32  M31   4   23:10:10 +33:23:04  00:42:41 +41:19:56  Neb in girdle of And
                1  006:04:45 +39:27:57                      In Andromeda's Girdle,

Hev  291  M44  16  122:32:56 +01:15     08:40:07 +19:41     Praesepe
                -   --

Hev 1496 [M40] 19  147:10:46 +54:00:33  12:30:10 +58:27:56  74 & 75 UMa
               14  183:32:41 +60:20:33                      Above the Back of Ursa major

Hev  953       24  219:58:56 +05:52:16  14:56:00 -10:40:04  Theta1, Theta2, 17, 18 Lib
               13  219:26:15 -09:16:27                      Under the Beam of the Scales of Libra

Hev  804   *   26  248:48:20 +35:31:33  17:05:15 +12:49:18  32, 33, 34 Oph & 60 Her
               10  252:24:03 +13:18:37                      On the Top of Hercules

Hev  794       29  259:12:16 +71:27:54  17:48:28 +28:02:30  88 Her reg
                8  264:52:64 +48:09:10                      On the outside of Hercules left Foot

Hev  795       30  262:18:29 +63:28:30  17:53:05 +40:00:33  f Her
                9  265:38:37 +38:05:50                      In the left Leg of Hercules

Hev 1259       35  272:29:22 +09:05:24  18:29:25 -14:12:32  Ngc 6639?
               12  272:32:34 -14:23:35                      In the Western Border of Sobieski's Shield

Hev 1561 Cr399 40  292:32:33 +41:33:00  19:25:39 +20:04:39  4 & 5 Vul; Cr 399; Brocchi's cl (10)
                -   --

Hev  380   *   44  298:03:50 +00:35:11  20:19:47 -19:59:53  Sigma Cap
                2  300:02:53 -20:01:53                      In Forehead of Capricorn,

Hev  381   *   46  300:02:04 +01:01:51  20:27:26 -18:06:20  Pi Cap
                3  301:59:55 -19:11:30                      Another preceding the Eye of Capricorn,

Hev  383   *   49  300:30:30 +01:18:44  20:29:04 -17:34:07  Rho Cap
                5  302:25:31 -18:48:58                      One above those, adjoining to the Eye of Capricorn,

Hev  382   *   47  300:29:17 +00:30:52  20:29:48 -18:29:51  Omicron Cap
                4  302:35:09 -19:36:00                      Another following it,

Hev  618   *   50  331:30:21 +64:07:20  20:30:08 +49:02:18  Omega1, Omega2, Omega3 Cyg
                6  304:54:08 +47:54:20                      Preceding above the Swan's Tail, and last in its N. Foot

Hev  619   *   53  347:30:48 +65:36:40  20:58:37 +54:24:17  Cyg Milky Way
                7  312:10:05 +53:05:20                      One following a Star above the Swan's Tail, out of the Constellation

Hev 1113   *   52  335:44:48 +13:24:09  22:27:43 +04:46:03  34, 35, 36 Peg
               11  332:38:45 +03:03:12                      At the Ear of Pegasus
An asterix (*) in "Id" marks entries Messier has found to be non-existent and described in his List of Objects reported by previos observers but not found by Messier himself.

References

  • History of the Discovery of the Deepsky Objects
  • More Deepsky Catalogs and Observing Lists
  • Some other historical catalogs

    Hartmut Frommert (spider@seds.org)
    Christine Kronberg (smil@lrz.uni-muenchen.de)

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    Last Modification: 8 Feb 1998, 20:00 MET