HIP 88060 — Double Star in Sagittarius
Observe
1Physical Properties
Magnitude
7.04
Range
5.14 - 5.24
Variable Type
LC
Spectral Type
G8II
bright giant
Star Color
Orange
(B-V 1.06)
Distance
272 ly
2Position & Identifiers
RA
17h 59m 05.5s
Dec
-30° 15' 12.0"
Constellation
Sagittarius
(Sgr)
HR
6694
HIP
88060
HD
163755
Querying VizieR catalog...
3How easy to split?
Primary
7.0 mag
Companion
7.0 mag
Separation
5.9″
Sign in
and configure your equipment and default location to see a personalized row.
| Telescope | Bortle 3 | Bortle 4 | Bortle 5 |
|---|---|---|---|
| 80 mm refractor 80mm refr. | Easy | Easy | Easy |
| 150 mm Newton 150mm Newt. | Easy | Easy | Easy |
| Celestron C8 (203 mm SCT) C8 203mm | Easy | Easy | Easy |
Easy
Medium
Hard
Very hard
Impossible
Bortle 3 = rural · 4 = outer suburbs · 5 = suburbs
4Visibility
Set a location in User Settings to see visibility data.
Best season
May – Jul
(peak: Jun)
5Multiple Star System Triple
Components
3 (triple)
Component IDs
AB
Separation
5.9″
Companion Mag
7.0
Star Colors
A: Orange
B: Red
Fixed with HR 6693.
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
A: 7.0 · B: 7.0 · Sep: 5.9″ · PA: ? · N up, E right
Resolved · Rayleigh: 2.3″ · Dawes: 1.9″ · Eff: 2.3″
Explore
6
Size Comparison
Querying VizieR for stellar data…
7
Compare Stars
8
Spectral Classification
9
Hertzsprung-Russell Diagram
Loading HR diagram…
10
Stellar Lifecycle
11
Blackbody Spectrum
12
Stellar Absorption Spectrum
Simulated absorption spectrum based on spectral type. Hover over lines to identify elements.
13
Stellar Fusion
Discover
14
Light Travel Time Machine
15
Relativistic Travel
Nearby in the Sky
Other targets within a few degrees — pan your scope a little and keep exploring.
Visibility scores assume a 150 mm Newton at Bortle 4.
NGC 6522
Compact globular cluster
Globular Cluster
mag 8.6
1.0°
Sagittarius
Gamma Sgr
HIP 88567; Gamma1 Sagittarii
Pulsating variable, period 7.6d
Variable Star
mag 4.69
1.5°
Sagittarius
NGC 6451
Open cluster
Open Cluster
mag 8.0
1.8°
Scorpius
4 Sgr
Colorful double, sep 3.7″
Double Star
mag 4.76
6.4°
Sagittarius
Eta Sgr
Easy double, sep 3.5″
Double Star
mag 3.11
7.6°
Sagittarius
Explore Nightbase
Related knowledge, tools, and stories — no observation planning required.
Double Stars — A Guide for Observers
Two suns where one appeared — how to find, split, and appreciate the night sky's finest pairs. From Albireo's gold-and-blue to the Sirius B challenge.
Article
Sagittarius
Mythology, bright stars, and deep-sky highlights.
Constellation
Jupiter
The Great Red Spot, cloud belts, and the Galilean moons.
Deep dive
