Pielinen

01536, 1903 SF, 1903SF, 1916 RA, 1916RA, 1929 RZ, 1929RZ, 1931 ED, 1931ED, 1934 CW, 1934CW, 1939 SE, 1939SE, 1939 TP, 1939TP, 1939 UK, 1939UK, 1952 RW, 1952RW, J03S00F, J16R00A, J29R00Z, J31E00D, J34C00W, J39S00E, J39T00P, J39U00K, J52R00W

All data for this body: [vot]

MPC data

Name (number)	Pielinen (1536)
a	2.20470
e	0.19527
i / sin(i)	1.5351 / 0.02679
q	1.77419
Q	2.63520
ω	170.8170
Node	195.6210
m	59.1517
n	0.3011
Epoch	2460800.5

n_obs	8912
n_opp	40
Years observed	1903-2025
rms	0.51

Best values

[raw, vot]

	Value	Standard error
Parent

a_p	2.204
e_p	0.152
sin(i_p)	0.039
G	0.150
H	12.840
Mass
D	7.95	0.033
pV	0.246	0.0100

	Value
Rotational Period	66.200
Period quality	3
Spectral Class	S
Spectral Class Score	16.941

Proper elements data

[raw, vot]

a_p	e_p	sin(i_p)	Author	Reference	Method
2.2042	0.1523	0.0390	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Nov-2024

Diameter data

[raw, vot]

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
7.93	0.037	0.037	Masiero	2011ApJ...741...68M	NEATM
7.98	0.110	0.110	Masiero	2014ApJ...791..121M	NEATM
7.99	0.170	0.170	Masiero	2014ApJ...791..121M	NEATM
8.14	0.131	0.131	Masiero	2011ApJ...741...68M	NEATM

Albedo data

[raw, vot]

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.244	0.0128	0.0128	Masiero	2011ApJ...741...68M	NEATM
0.250	0.0200	0.0200	Masiero	2014ApJ...791..121M	NEATM
0.250	0.0300	0.0300	Masiero	2014ApJ...791..121M	NEATM
0.256	0.0662	0.0662	Masiero	2011ApJ...741...68M	NEATM

G data

[raw, vot]

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.15			MPC-2023-12-94	MPC-2023-12-94	Phot

H data

[raw, vot]

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
12.84			MPC-2023-12-04	MPC-2023-12-04	Phot

Periods

[raw, vot]

Value	Quality	Side real or Synodic	Author	Reference	Method
66.1	2+	Synodic	Casalnuovo	2016MPBu...43..112C	Lightcurve
66.22	3	Synodic	Pravec	LCDB	Lightcurve
66.261	2	Sidereal	Durech	2020A&A...643A..59D	Model
66.34	3-	Synodic	Stephens	LCDB	Lightcurve
67.43	2	Synodic	Behrend	LCDB	Lightcurve

Spectral Class Data

[raw, vot]

Class 1	Class 2	Probability of Class 1	Probability of Class 2	Taxonomy	Wavelength	Author	Reference	Method
S				DeMeo-Carry	VIS	DeMeo	2013Icar..226..723D	PHOT
S		0.98		Bus	VIS	Carvano	2010A&A...510A..43C	PHOT
S		1.000		Bus-Demeo	VIS	Sergeyev	2022A&A...658A.109S	PHOT
S	S	None	None	Movis	NIR	Popescu	2018A&A...617A..12P	PHOT
S	S	0.9969	0.9969	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT