1998 RQ34

1998RQ34, 1982 FB4, 1982FB4, 1999 XO165, 1999XO165, 49054, J82F04B, J98R34Q, J99XG5O

All data for this body: [vot]

MPC data
Name (number) 1998 RQ34 (49054)
a 2.36608
e 0.14906
i / sin(i) 9.7573 / 0.16948
q 2.01339
Q 2.71877
ω 120.5883
Node 7.9940
m 346.9030
n 0.2708
Epoch 2460800.5
nobs 2097
nopp 22
Years observed 1975-2025
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.366
ep 0.191
sin(ip) 0.168
G 0.150
H 14.980
Mass
D 7.71 0.461
pV 0.033 0.0082
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 3.924
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3662 0.1909 0.1684 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.14 1.430 1.430 Nugent 2016AJ....152...63N NEATM
6.84 1.820 1.820 Masiero 2020PSJ.....1....5M NEATM
8.03 0.550 0.550 Usui 2011PASJ...63.1117U NEATM
8.42 1.680 1.680 Ali-Lagoa 2018A&A...612A..85A NEATM
8.45 2.760 2.760 Masiero 2020PSJ.....1....5M NEATM
8.45 2.870 2.870 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.027 0.0210 0.0210 Masiero 2020PSJ.....1....5M NEATM
0.033 0.0130 0.0130 Ali-Lagoa 2018A&A...612A..85A NEATM
0.034 0.0140 0.0140 Masiero 2012ApJ...759L...8M NEATM
0.041 0.0300 0.0300 Masiero 2020PSJ.....1....5M NEATM
0.050 0.0500 0.0500 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
14.98 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C 0.654 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
X X 0.1412 0.1412 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT