4778 P-L

4778P-L, 1998 PC1, 1998PC1, 27636, J98P01C, PLS4778

All data for this body: [vot]

MPC data
Name (number) 4778 P-L (27636)
a 2.16632
e 0.12101
i / sin(i) 4.5092 / 0.07862
q 1.90418
Q 2.42845
ω 87.9342
Node 171.6698
m 190.3927
n 0.3091
Epoch 2460800.5
nobs 2301
nopp 20
Years observed 1960-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.165
ep 0.105
sin(ip) 0.082
G 0.150
H 15.490
Mass
D 2.76 0.135
pV 0.212 0.0344
Value
Rotational Period 5.597
Period quality 2
Spectral Class L
Spectral Class Score 1.602
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.1654 0.1052 0.0817 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.76 0.135 0.135 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.212 0.0344 0.0344 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
15.49 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.59717 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
L 0.267 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT