LAMOST LRS General Catalogue Query

POSITION CONSTRAINTS :

COORDINATE GROUP:

Rectangle	min	ra	dec	(max 10 square degrees)
	max	ra	dec
Cone	center	solve target name:		radius arcsec Nearest Only
		ra	dec
Proximity	list of ra,dec[,radius_in_arcsec] #ra,dec,sep 190.0916466,23.5967458,2 or Upload File (Sample)			Default radius arcsec Nearest Only
None	No position constraint

OUPUT FORMAT:

SUBMIT :

MORE CONSTRAINTS :

Show all	Sort desc	Name	Operation	Constraint	Sample	Description
		obsid		or upload file Min: Max:	101001	Unique spectrum ID for each observation of each target
		uid		or upload file Min: Max:	G12763466510210	Unique source identifier calculated with the "ura" and "udec" in table 9
		gp_id		or upload file Min: Max:	2676862492063809792	For each LAMOST source, the equatorial coordinates ("ura" and "udec" in table 9) used to calculate "uid" were from which survey (Pan-STARRS, Gaia or LAMOST), "gp_id" gives the corresponding source identifier in that survey.
		designation		or upload file Min: Max:	J220848.54-020324.3	Target designation
		obsdate		or upload file Min: Max:	2011-10-24	Target observation date
		lmjd		or upload file Min: Max:	55859	Local modified Julian day
		mjd		or upload file Min: Max:	55858	Modified Julian day
		planid		or upload file Min: Max:	F5902	Plan name
		spid		or upload file Min: Max:	1	Spectrograph ID
		fiberid		or upload file Min: Max:	1	Fiber ID
		ra_obs		or upload file Min: Max:	332.2022740000	Fiber pointing right ascension (degree)
		dec_obs		or upload file Min: Max:	-2.0567670000	Fiber pointing declination (degree)
		snru		or upload file Min: Max:	0.70	S/N of u filter
		snrg		or upload file Min: Max:	12.22	S/N of g filter
		snrr		or upload file Min: Max:	27.16	S/N of r filter
		snri		or upload file Min: Max:	36.14	S/N of i filter
		snrz		or upload file Min: Max:	21.07	S/N of z filter
		class		Min: Max:	STAR	Spectral type
		subclass		Min: Max:	G7	Stellar spectral type
		z		or upload file Min: Max:	-0.0001386960	Redshift
		z_err		or upload file Min: Max:	0.0000240833	Redshift uncertainty
		ps_id		or upload file Min: Max:	105533322022392349	The objID in the Pan-STARRS catalog
		mag_ps_g		or upload file Min: Max:	17.0422992706	Pan-STARRS g band magnitude
		mag_ps_r		or upload file Min: Max:	16.4241008759	Pan-STARRS r band magnitude
		mag_ps_i		or upload file Min: Max:	16.1630001068	Pan-STARRS i band magnitude
		mag_ps_z		or upload file Min: Max:	16.0408992767	Pan-STARRS z band magnitude
		mag_ps_y		or upload file Min: Max:	15.9548997879	Pan-STARRS y band magnitude
		gaia_source_id		or upload file Min: Max:	2676862492063809792	The "source_id" field of Gaia DR3 catalog
		gaia_g_mean_mag		or upload file Min: Max:	16.47767300	The "phot_g_mean_mag" field of Gaia DR3 catalog
		fibertype		or upload file Min: Max:	Obj	Fiber type of target [Obj, Sky, F-std, Unused, PosErr, Dead]
		offsets		or upload file Min: Max:	0	Whether there is a fiber offset during observation
		offsets_v		or upload file Min: Max:	0.000	If the "offsets" field is true, "offsets_v" gives the offset distance from the target"s coordinator in input catalog (arcsec)
		ra		or upload file Min: Max:	332.2022740000	Right ascension from input catalog (degree)
		dec		or upload file Min: Max:	-2.0567670000	Declination from input catalog (degree)
		fibermask		or upload file Min: Max:	2	Possible fiber problems
		with_norm_flux		or upload file Min: Max:	1	It has two values of 0 and 1, 1 represents the FITS file provides the normalized spectrum, and 0 means it does not. The normalized flux is in the data array of extension 1.
all