1998 QA47

1998QA47, 12554, 1987 SC3, 1987SC3, 1992 OH8, 1992OH8, 1993 TG46, 1993TG46, J87S03C, J92O08H, J93T46G, J98Q47A

All data for this body: [vot]

MPC data
Name (number) 1998 QA47 (12554)
a 3.15057
e 0.14535
i / sin(i) 6.4542 / 0.11241
q 2.69263
Q 3.60851
ω 168.2993
Node 120.4817
m 319.0655
n 0.1762
Epoch 2460800.5
nobs 3851
nopp 27
Years observed 1987-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent Hygiea (10)
 
ap 3.158
ep 0.137
sin(ip) 0.092
G 0.150
H 12.820
Mass
D 12.71 1.750
pV 0.100 0.0310
Value
Rotational Period 16.547
Period quality 2
Spectral Class B
Spectral Class Score 11.466
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
10 Hygiea 0 Hygiea Novakovic 2019EPSC...13.1671N HCM
10 Hygiea 601 Hygiea Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1576 0.1367 0.0917 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
12.71 1.750 1.750 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.100 0.0310 0.0310 Masiero 2012ApJ...759L...8M 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
12.82 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
16.5474 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
B B 0.7549 0.7870 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
B B 0.8228 0.7870 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C 0.57 Bus VIS Carvano 2010A&A...510A..43C PHOT