Seifert

04369, 1940 RD, 1940RD, 1957 SD, 1957SD, 1970 WC1, 1970WC1, 1971 BC4, 1971BC4, 1980 BT2, 1980BT2, 1982 OR, 1982OR, 1987 YF, 1987YF, 2019 HN6, 2019HN6, J40R00D, J57S00D, J70W01C, J71B04C, J80B02T, J82O00R, J87Y00F, K19H06N

All data for this body: [vot]

MPC data
Name (number) Seifert (4369)
a 2.60969
e 0.25133
i / sin(i) 11.8283 / 0.20498
q 1.95380
Q 3.26559
ω 77.0604
Node 299.2820
m 11.9947
n 0.2338
Epoch 2460800.5
nobs 6790
nopp 29
Years observed 1940-2025
rms 0.51
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.609
ep 0.203
sin(ip) 0.233
G 0.150
H 12.230
Mass
D 16.00 0.150
pV 0.123 0.0186
Value
Rotational Period 30.570
Period quality 3
Spectral Class X
Spectral Class Score 12.940
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6092 0.2029 0.2332 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
11.46 2.830 2.830 Masiero 2020PSJ.....1....5M NEATM
12.62 3.020 3.020 Masiero 2021PSJ.....2..162M NEATM
16.02 0.150 0.150 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.120 0.0193 0.0193 Masiero 2011ApJ...741...68M NEATM
0.163 0.0650 0.1080 Masiero 2021PSJ.....2..162M NEATM
0.182 0.1160 0.1160 Masiero 2020PSJ.....1....5M 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
12.23 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
30.57 1+ Synodic Behrend LCDB Lightcurve
30.573 3 Synodic Behrend LCDB Lightcurve
30.615 2 Sidereal Durech 2023A&A...675A..24D Model
30.617 2 Sidereal Durech 2018A&A...620A..91D Model
30.618 2 Sidereal Durech 2020A&A...643A..59D Model
30.6811 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C 0.971 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
M P 0.640000 0.360000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
X DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
X 1.000 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
X X 0.8234 0.8234 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
Xk Bus VIS Bus 2002Icar..158..146B SPEC