Gregory

02527, 1950 RE1, 1950RE1, 1954 TA, 1954TA, 1954 UT, 1954UT, 1962 WU1, 1962WU1, 1977 RK1, 1977RK1, 1980 KC, 1980KC, 1981 RE, 1981RE, 1981 TR2, 1981TR2, J50R01E, J54T00A, J54U00T, J62W01U, J77R01K, J80K00C, J81R00E, J81T02R

All data for this body: [vot]

MPC data
Name (number) Gregory (2527)
a 2.46591
e 0.18585
i / sin(i) 2.6151 / 0.04563
q 2.00761
Q 2.92421
ω 177.9517
Node 186.1563
m 90.7911
n 0.2545
Epoch 2460800.5
nobs 4711
nopp 33
Years observed 1950-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.466
ep 0.149
sin(ip) 0.050
G 0.150
H 13.320
Mass
D 14.16 0.845
pV 0.045 0.0083
Value
Rotational Period 6.102
Period quality 3
Spectral Class B
Spectral Class Score 5.000
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
44 Nysa 405 Nysa-Polana 1.0100 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4658 0.1488 0.0496 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
12.57 3.650 3.650 Masiero 2021PSJ.....2..162M NEATM
12.74 2.870 2.870 Masiero 2020PSJ.....1....5M NEATM
12.76 4.083 4.083 Masiero 2017AJ....154..168M NEATM
13.06 2.670 2.670 Masiero 2021PSJ.....2..162M NEATM
13.21 3.850 3.850 Nugent 2016AJ....152...63N NEATM
13.76 3.720 3.720 Masiero 2021PSJ.....2..162M NEATM
14.82 1.150 1.150 Usui 2011PASJ...63.1117U NEATM
15.29 3.060 3.060 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.040 0.0160 0.0160 Ali-Lagoa 2018A&A...612A..85A NEATM
0.040 0.0200 0.0200 Nugent 2016AJ....152...63N NEATM
0.042 0.0130 0.0190 Masiero 2021PSJ.....2..162M NEATM
0.049 0.0220 0.0400 Masiero 2021PSJ.....2..162M NEATM
0.050 0.0316 0.0316 Masiero 2017AJ....154..168M NEATM
0.056 0.0220 0.0370 Masiero 2021PSJ.....2..162M NEATM
0.063 0.0320 0.0320 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
13.32 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
6.079 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
6.101 2- Synodic Erasmus 2020ApJS..247...13E Lightcurve
6.10156 2 Sidereal Durech 2023A&A...675A..24D Model
6.1025 3 Synodic Pravec LCDB Lightcurve
6.11 2 Synodic Chang 2015ApJS..219...27C Lightcurve
6.11 2+ Synodic Chang 2019ApJS..241....6C Lightcurve
6.126 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B Bus VIS Bus 2002Icar..158..146B SPEC
C 0.950000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
F Tholen VIS Cellino 2001Icar..152..225C SPEC