1998 DY4

1998DY4, 11677, 1979 OZ, 1979OZ, 1982 JY3, 1982JY3, 1992 MQ, 1992MQ, J79O00Z, J82J03Y, J92M00Q, J98D04Y

All data for this body: [vot]

MPC data
Name (number) 1998 DY4 (11677)
a 2.21730
e 0.13121
i / sin(i) 7.2285 / 0.12583
q 1.92637
Q 2.50822
ω 137.3933
Node 141.2007
m 326.1571
n 0.2985
Epoch 2460800.5
nobs 3431
nopp 25
Years observed 1979-2025
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.217
ep 0.094
sin(ip) 0.123
G 0.150
H 14.460
Mass
D 3.82 1.030
pV 0.180 0.1500
Value
Rotational Period 3.107
Period quality 2
Spectral Class S
Spectral Class Score 4.632
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2174 0.0939 0.1226 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.82 1.030 1.030 Nugent 2016AJ....152...63N NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.180 0.1500 0.1500 Nugent 2016AJ....152...63N 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
14.46 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
3.1 2 Synodic Yeh 2020AJ....160...73Y Lightcurve
3.1074 1 Synodic Pravec 2019Icar..333..429P Lightcurve
3.1074 2- Synodic Pravec 2019Icar..333..429P Lightcurve
3.1074 2 Synodic Pravec 2019Icar..333..429P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.772 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT