Gaspra

00951, 1913 YA, 1913YA, 1916 OJ, 1916OJ, 1955 MG1, 1955MG1, J13Y00A, J16O00J, J55M01G

All data for this body: [vot]

MPC data
Name (number) Gaspra (951)
a 2.20955
e 0.17318
i / sin(i) 4.1062 / 0.07161
q 1.82690
Q 2.59220
ω 129.9940
Node 252.9877
m 352.9771
n 0.3001
Epoch 2460800.5
nobs 5267
nopp 50
Years observed 1913-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent Flora (8)
 
ap 2.210
ep 0.148
sin(ip) 0.089
G 0.150
H 11.460
Mass
D 14.60 0.111
pV 0.246 0.0255
Value
Rotational Period 7.040
Period quality 3
Spectral Class S
Spectral Class Score 20.000
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
8 Flora 0 Flora Novakovic 2019EPSC...13.1671N HCM
8 Flora 402 Flora 0.2100 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2097 0.1484 0.0886 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
11.60 0.400 0.400 Delbo 2009ApJ...694.1228D RADIOMETRY_STM
12.20 0.813 0.813 Masiero 2011ApJ...741...68M NEATM
12.91 2.270 2.270 Nugent 2016AJ....152...63N NEATM
13.21 0.130 0.130 Masiero 2014ApJ...791..121M NEATM
13.80 1.000 1.000 Delbo 2009ApJ...694.1228D RADIOMETRY_NEATM
15.68 0.930 0.930 Usui 2011PASJ...63.1117U NEATM
16.19 3.240 3.240 Ali-Lagoa 2018A&A...612A..85A NEATM
24.00 0.300 0.300 Delbo 2009ApJ...694.1228D INTERF.
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.189 0.0760 0.0760 Ali-Lagoa 2018A&A...612A..85A NEATM
0.250 0.0300 0.0300 Masiero 2014ApJ...791..121M NEATM
0.250 0.0700 0.0700 Nugent 2016AJ....152...63N NEATM
0.328 0.1349 0.1349 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
11.46 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
7.03 3 Synodic Wisniewski 1993Icar..101..213W Lightcurve
7.0418 3- Synodic Dykhuis 2016Icar..267..174D Lightcurve
7.042 3 Synodic Goldader 1991AJ....102.1503G Lightcurve
7.042 3 Synodic Magnusson 1992Icar...97..124M Lightcurve
7.04201 2 Sidereal Tungalag 2002KFNT...18..508T Model
7.042027 2 Sidereal Hanus 2013A&A...559A.134H Model
7.042058 3 Sidereal Kaasalainen 2001Icar..153...37K Model
7.04207 2 Sidereal De Angelis 1992LIACo..30..195D Model
7.04207 2 Sidereal De Angelis 1995P&SS...43..649D Model
7.0422 2 Synodic Dykhuis 2016Icar..267..174D Lightcurve
7.05 3 Synodic Behrend LCDB Lightcurve
7.09 3 Synodic Barucci 1989BAAS...21..963B Lightcurve
7.09 3 Synodic Di Martino 1990Icar...87..372D Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
A 1.000000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
L&D D DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT
S Bus VIS Bus 2002Icar..158..146B SPEC
S Tholen VIS Clark 1995Icar..113..387C PHOT
S 1.000 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S 1.000000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC