Golden State Star Party Challenge List

    by Steve Gottlieb


Restored using the WayBackMachine from here
Name Type RA Dec Size VMag Con Description
IC 59 E+R 00 56.7 +61 04 10x5   Cas faint reflection nebula 20’ N of Gamma Cassiopeia with IC 63 20’ SE.
Ellis-Grayson-Bond 1 PN 01 07.2 +73 33 300"x180"   Cas challenging planetary involved with a group of faint stars.
Use an OIII filter.
Simeis 22 PN 01 30.7 +58 23 10x3   Cas large, low surface brightness glow in a rich milky way field.
Confirm with an OIII filter.
Heckathorn-Fesel-Gull 1 PN 03 03.8 +64 54 523" 12 Cas extremely low surface brightness, huge ancient planetary.
Q0957+561 QSR 10 01.3 +55 54   16.5 UMa gravitationally lensed twin quasars (components 16.5-16.7 magnitude separated by 6") just 15’ NNW from NGC 3079.
UGC 5459 GX-SBc 10 08.2 +53 05 4.8x0.7 12.6 UMa this extremely narrow edge-on has a very striking appearance as it hangs from a mag 8.5 star.
HCG 56 GX-Chain 11 32.6 +52 57 1.1x0.3   UMa challenging interconnected galaxy chain located 7’ south of NGC 3718.
NGC 3172 GX-SA0 11 47.3 +89 06 0.7x0.7 13.6 UMi this is the closest NGC galaxy to North Celestial Pole and is known as "Polarissima Borealis"
UGC 7321 GX-Sd 12 17.6 +22 32 5.5x0.4 13.4 Com this is one of the thinnest known galaxies (major/minor axis ratio)
Mrk 205 GX-Sy 12 21.7 +75 19 Stellar 14.5 Dra this Seyfert galaxy appears as a mag 14.5-15 "star" less than 1’ south of N4319.
Redshift controversy due to possible bridge and discordant redshift.
IC 972 PN 14 04.4 -17 14 43"x40" 13.6 Vir relatively easy but little-known planetary in Virgo
UGC 9242 GX-Sd 14 25.3 +39 32 5.0x0.3 13.5 Boo super-thin ghostly streak may require high power.
Palomar 5 GC 15 16.1 -00 07 6.9 11.8 Ser extremely low surface brightness globular located 30’ south of mag 5.6 4 Serpentis.
Corona Borealis GX Cluster GXCL 15 22.7 +27 43 30 15.6 CrB distant and challenging Corona Borealis galaxy cluster; 6 brightest members nearly 16th magnitude.
IC 1116 GXCL 15 21.9 +08 25 1.6x1.6 12.8 Ser brightest member of rich cluster Abell 2063 although it is 15’ SW of the main clump of galaxies.
Up to two dozen small, faint galaxies are visible in the region.
IC 4553 GX-S 15 35.0 +23 30 1.5x1.2 13.2 Ser considered the prototype of a megamaser with 98% of its emission in the infrared. This is an interacting double system with an extremely faint "knot" at the south end
Longmore 13 PN 16 09.8 -30 55 71" 15.5 Sco large, very low surface brightness glow
MCG +14-08-017 GX- 16 52.8 +81 38   14.9 UMi brightest in the UGC 10638 chain (Shakhbazian 166) located 30’ SE of mag 4.2 Epsilon UMi.
M 2-9 PPN 17 05.6 -10 09 39"x15" 14.6 Oph Minkowski’s Butterfly nebula is a bi-polar proto-planetary, best viewed at high power.
Look for two thin "jets" N-S.
Djorgovski 2 GC 18 01.8 -27 50 3.5 9.9 Sgr recently discovered globular just 21’ WNW of open cluster NGC 6520 and dark nebula B86!
Barnard 87 DN 18 04.3 -32 30 12   Sgr Parrot Head" dark nebula contains a single mag 9.5 star.
Look for a short thin extension (beak of the Parrot).
Simeis 3-132 EN 18 17.9 -11 44 6   Ser obscure but relatively easy HII nebula located 30’ north of NGC 6604 and Sh 2-54 (large, faint HII region encasing the cluster).
Sh 2-68 PN 18 25.0 +00 52 475"x330" 11.2 Ser huge low surface brightness glow, perhaps 5’-6’ in diameter with an OIII filter.
Palomar 8 GC 18 41.5 -19 50 4.7 11.2 Sgr one of the easier Palomar globulars, roughly 2’ in diameter.
A large scope may partially resolve.
NGC 6717 GC 18 55.1 -22 42 3.9 9.2 Sgr very unusual small, faint glow just 2’ south of mag 5 Nu 2 Sagitarii!
Terzan 7 GC 19 17.7 -34 40 2.6 12 Sgr low surface brightness glow with little, if any, central concentration (this globular may have captured from the Sagittarius dwarf Spheroidal galaxy)
Arp 2 GC 19 28.7 -30 21 2.5 12.3 Sgr extremely low surface brightness 2’ glow with a very small brighter core.
Situated in a rich star field and difficult to pick out.
NGC 6822 GX-IBm 19 45.0 -14 48 15.5x13.5 8.8 Sgr use an OIII filter on Barnard’s galaxy and search for small HII regions on the north side of the galaxy.
Palomar 11 GC 19 45.2 -08 00 8 9.8 Aql this Palomar globular appears as a diffuse, irregular glow 4’ SSE of a mag 9 star.
Try to resolve at high power.
Abell 65 PN 19 46.6 -23 09 134"x34" 13.8 Sgr this relatively bright Abell planetary is noticeably elongated NW-SE and appears similar to a low surface brightness galaxy.
Sh 2-84 EN 19 49.0 +18 23 15x3   Sge the "Little California Nebula" appears a faint, 4’ shallow arc of nebulosity bracketed by two mag 8.5 stars.
Located 25’ ESE of mag 3.7 Delta Sagittae.
ESO 461-007 GX-S0 19 52.1 -30 49 1.2x0.7 13.3 Sgr brightest of four galaxies in HCG 86.
Abell 70 PN 20 31.6 -07 05 45"x40" 14.7 Aql once you’ve tracked down this planetary, look for a slight brightening on the north side – that’s an uncatalogued galaxy shining through the disc!
ESO 597-036 GX-S0 pec 20 48.2 -19 51 1.6x0.3 14.3 Cap brightest of 3 or more galaxies in HCG 87 (Hickson compact group).
CRL 2688 PPN 21 02.3 +36 42 24"x6"   Cyg the bi-polar Egg Nebula appears as a small, faint double object at high power.
vdB 142 RN/DN 21 36.7 +57 30 15   Cep the "Elephant’s Trunk" is an unusual cometary globule (associated with star formation) on the west side of the huge but faint HII complex, IC 1396. Look for a 15’x5’ lane using a UHC filter.
NGC 7320 GX-Sd 22 36.1 +33 57 2.2x1.1 12.6 Peg brightest in Stephan’s Quintet.
If the Quintet is easy, look for NGC 7320A 12’ SE, NGC 7320B 20’ E and NGC 7320C just 4’ E of NGC 7319!
Sh 2-155 EN 22 56.8 +62 37 50x30   Cep Sh 2-155 is the (Caldwell) "Cave Nebula" included by Patrick Moore in his "Caldwell Catalogue".
Look for just a large, diffuse glow mostly surrounding a mag 8.5 star and a small knot 3’ ENE.
NGC 7492 GC 23 08.4 -15 37 4.2 11.5 Aqr low surface brightness NGC globular.
Sh 2-157 EN 23 16.0 +60 28 60x50   Cas this huge HII region appears as a faint, curving graceful arc, ~35’x8’, very elongated N-S and bowed out on the following side with an OIII filter.
Extends north and south of open cluster Markarian 50 off the west side.
Abell 84 PN 23 47.8 +51 24 147"x114" 13 Cas look for a 2’ disc with an OIII filter with a star embedded on the east side.