1998 DR8

1998DR8, 09120, 1966 PE, 1966PE, 1966 RC, 1966RC, 1973 UW2, 1973UW2, 1990 SQ15, 1990SQ15, J66P00E, J66R00C, J73U02W, J90S15Q, J98D08R

All data for this body: [vot]

MPC data
Name (number) 1998 DR8 (9120)
a 2.26801
e 0.20089
i / sin(i) 5.4204 / 0.09446
q 1.81239
Q 2.72363
ω 115.5407
Node 246.0655
m 45.9002
n 0.2886
Epoch 2460800.5
nobs 7655
nopp 25
Years observed 1966-2025
rms 0.50
Best values
[raw, vot]

Value Standard error
Parent Baptistina (298)
 
ap 2.268
ep 0.153
sin(ip) 0.110
G 0.150
H 14.060
Mass
D 5.50 0.053
pV 0.178 0.0175
Value
Rotational Period 14.700
Period quality 3
Spectral Class X
Spectral Class Score 1.778
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
8 Flora 0 Flora Novakovic 2019EPSC...13.1671N HCM
8 Flora 402 Flora 0.6500 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
298 Baptistina 403 Baptistina 0.2900 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2676 0.1528 0.1104 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.49 0.054 0.054 Masiero 2011ApJ...741...68M NEATM
5.70 1.180 1.180 Nugent 2016AJ....152...63N NEATM
6.34 0.360 0.360 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.130 0.1400 0.1400 Nugent 2016AJ....152...63N NEATM
0.160 0.0260 0.0260 Masiero 2012ApJ...759L...8M NEATM
0.194 0.0239 0.0239 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
14.06 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
14.75 3 Synodic Pravec LCDB Lightcurve
14.7543 2 Synodic Pal 2020ApJS..247...26P Lightcurve
14.76 2 Synodic Shipley 2008MPBu...35...99S Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B 0.278 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C Xt None None Movis NIR Popescu 2018A&A...617A..12P PHOT
X X 0.2963 0.2963 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT