1997 GP27

1997GP27, 1998 SM152, 1998SM152, 52566, J97G27P, J98SF2M

All data for this body: [vot]

MPC data
Name (number) 1997 GP27 (52566)
a 2.30031
e 0.13815
i / sin(i) 1.9565 / 0.03414
q 1.98251
Q 2.61810
ω 340.7930
Node 287.4339
m 310.0071
n 0.2825
Epoch 2460800.5
nobs 1403
nopp 23
Years observed 1991-2025
rms 0.83
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.301
ep 0.133
sin(ip) 0.046
G 0.150
H 15.930
Mass
D 4.10 0.253
pV 0.049 0.0159
Value
Rotational Period
Period quality None
Spectral Class B
Spectral Class Score 3.678
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3006 0.1326 0.0456 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.66 0.900 0.900 Nugent 2016AJ....152...63N NEATM
3.67 0.990 0.990 Masiero 2020PSJ.....1....5M NEATM
4.15 0.280 0.280 Masiero 2011ApJ...741...68M NEATM
4.66 1.300 1.300 Nugent 2016AJ....152...63N NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.030 0.0300 0.0300 Nugent 2016AJ....152...63N NEATM
0.050 0.0300 0.0300 Nugent 2016AJ....152...63N NEATM
0.059 0.0253 0.0253 Masiero 2011ApJ...741...68M NEATM
0.063 0.0740 0.0740 Masiero 2020PSJ.....1....5M 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
15.93 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
B 0.613 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT