Radzievskij

03923, 1976 SN3, 1976SN3, 1976 UW20, 1976UW20, 1984 UC, 1984UC, 1985 YK, 1985YK, J76S03N, J76U20W, J84U00C, J85Y00K

All data for this body: [vot]

MPC data

Name (number)	Radzievskij (3923)
a	3.97815
e	0.22223
i / sin(i)	3.4921 / 0.06091
q	3.09407
Q	4.86223
ω	281.9701
Node	151.8296
m	17.8830
n	0.1242
Epoch	2460800.5

n_obs	3986
n_opp	31
Years observed	1976-2025
rms	0.71

Best values

	Value	Standard error
Parent	Schubart (1911)

a_p	3.966
e_p	0.197
sin(i_p)	0.050
G	0.150
H	11.740
Mass
D	29.87	0.200
pV	0.050	0.0100

	Value
Rotational Period	40.000
Period quality	3-
Spectral Class	EMP
Spectral Class Score	5.000

Family data

Parent	Parent name	Family ID	Family name	C_j	Author	Reference	Method
1911	Schubart	2	Schubart		Nesvorny	doi.org/10.26033/6cg5-pt13	HCM-2020-08-14

Proper elements data

a_p	e_p	sin(i_p)	Author	Reference	Method
3.9661	0.1965	0.0502	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Nov-2024

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
29.87	0.200	0.200	Grav	2012ApJ...744..197G	NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.050	0.0100	0.0100	Grav	2012ApJ...744..197G	NEATM

G data

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

H data

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

Periods

Value	Quality	Side real or Synodic	Author	Reference	Method
39.0	2	Synodic	Dahlgren	1998Icar..133..247D	Lightcurve
39.93	2	Synodic	Warner	2017MPBu...44..130W	Lightcurve
40.038	2	Sidereal	Durech	2023A&A...675A..24D	Model
40.039	2	Sidereal	Durech	2020A&A...643A..59D	Model
40.05	3-	Synodic	Williamson	2019MPBu...46..332W	Lightcurve

Spectral Class Data

Class 1	Class 2	Probability of Class 1	Probability of Class 2	Taxonomy	Wavelength	Author	Reference	Method
EMP				Tholen	VIS	Dahlgren	1997A&A...323..606D	SPEC
Xt	Xt	None	None	Movis	NIR	Popescu	2018A&A...617A..12P	PHOT