MPEC 2021-G10 : 2021 GF
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M.P.E.C. 2021-G10 Issued 2021 April 2, 14:18 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. They are published
on behalf of Division F of the International Astronomical Union by the
Minor Planet Center, Smithsonian Astrophysical Observatory,
Cambridge, MA 02138, U.S.A.
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2021 GF
Observations:
K21G00F C2021 04 01.35134 12 34 35.88 -14 32 13.6 17.5 GVEG010703
K21G00F C2021 04 01.36253 12 34 50.34 -14 28 25.2 17.3 GVEG010703
K21G00F C2021 04 01.38450 12 35 18.93 -14 20 55.7 17.4 GVEG010703
K21G00F* C2021 04 01.50584312 38 08.11 -13 39 37.3 17.31oVEG010T05
K21G00F C2021 04 01.50905212 38 12.09 -13 38 32.6 17.25oVEG010T05
K21G00F C2021 04 01.51458112 38 18.96 -13 36 42.8 17.38oVEG010T05
K21G00F C2021 04 01.52435612 38 31.12 -13 33 28.3 17.36oVEG010T05
K21G00F C2021 04 01.56576412 39 22.74 -13 19 43.9 17.29oVEG010T05
K21G00F C2021 04 01.56600812 39 22.69 -13 19 32.3 17.61oVEG010T08
K21G00F C2021 04 01.56622112 39 23.29 -13 19 35.5 17.10oVEG010T05
K21G00F C2021 04 01.56646812 39 23.30 -13 19 22.5 17.59oVEG010T08
K21G00F C2021 04 01.56667812 39 23.92 -13 19 25.8 17.27oVEG010T05
K21G00F C2021 04 01.56693012 39 23.86 -13 19 14.0 17.48oVEG010T08
K21G00F C2021 04 01.56713612 39 24.47 -13 19 17.1 16.91oVEG010T05
K21G00F C2021 04 01.56739212 39 24.46 -13 19 05.1 17.42oVEG010T08
K21G00F C2021 04 01.56759312 39 25.04 -13 19 08.1 17.15oVEG010T05
K21G00F C2021 04 01.56785212 39 25.03 -13 18 56.0 17.26oVEG010T08
K21G00F }C2021 04 01.59021 12 40 12.65 -13 06 54.8 18.1 VqEG010Q62
K21G00F }C2021 04 01.59112 12 40 13.84 -13 06 35.1 18.5 VqEG010Q62
K21G00F }C2021 04 01.59203 12 40 14.93 -13 06 18.4 18.5 VqEG010Q62
K21G00F }C2021 04 01.59294 12 40 16.00 -13 06 01.4 18.4 VqEG010Q62
K21G00F C2021 04 01.60289912 40 32.86 -13 09 17.3 17.4 VqEG010900
K21G00F C2021 04 01.60657812 40 37.20 -13 08 06.9 17.9 VqEG010900
K21G00F C2021 04 01.61025912 40 41.65 -13 06 54.9 17.7 VqEG010900
K21G00F C2021 04 01.64168512 41 19.38 -12 56 49.6 17.5 VqEG010900
K21G00F C2021 04 01.64548212 41 23.93 -12 55 36.7 17.9 VqEG010900
K21G00F C2021 04 01.64927912 41 28.49 -12 54 23.9 17.5 VqEG010900
K21G00F KC2021 04 01.75481 12 43 50.20 -12 21 56.6 17.6 GVEG010N82
K21G00F KC2021 04 01.75921 12 43 55.39 -12 20 34.1 17.4 GVEG010N82
K21G00F KC2021 04 01.76361 12 44 00.59 -12 19 11.2 17.3 GVEG010N82
K21G00F KC2021 04 01.85374 12 46 06.79 -11 50 48.8 17.1 GVEG010L06
K21G00F KC2021 04 01.85530 12 46 08.59 -11 50 20.4 17.3 GVEG010L06
K21G00F KC2021 04 01.85685 12 46 10.40 -11 49 51.7 17.7 GVEG010L06
K21G00F KC2021 04 01.86266 12 46 16.58 -11 48 18.4 17.2 GVEG010A17
K21G00F KC2021 04 01.86620 12 46 20.65 -11 47 13.8 17.1 GVEG010A17
K21G00F KC2021 04 01.86998 12 46 25.13 -11 46 06.4 17.1 GVEG010A17
K21G00F KC2021 04 01.87377 12 46 29.53 -11 44 57.8 17.3 GVEG010A17
K21G00F KC2021 04 01.87807 12 46 35.08 -11 43 20.2 17.5 GVEG010108
K21G00F KC2021 04 01.87948 12 46 36.64 -11 42 54.5 17.6 GVEG010108
K21G00F KC2021 04 01.88057412 46 36.93 -11 42 44.2 17.3 GVEG010595
K21G00F KC2021 04 01.88089 12 46 38.31 -11 42 28.7 17.2 GVEG010108
K21G00F KC2021 04 01.88091 12 46 38.28 -11 42 29.3 17.2 GVEG010L39
K21G00F KC2021 04 01.88157 12 46 39.21 -11 42 18.3 17.2 RoEG010159
K21G00F KC2021 04 01.88260 12 46 40.24 -11 41 58.3 17.3 GVEG010108
K21G00F KC2021 04 01.88382 12 46 41.59 -11 41 38.0 17.9 GVEG010L39
K21G00F KC2021 04 01.88663812 46 43.90 -11 40 54.2 17.2 GVEG010595
K21G00F KC2021 04 01.88684 12 46 45.26 -11 40 42.2 17.0 RoEG010159
K21G00F KC2021 04 01.88889 12 46 47.45 -11 40 05.3 17.5 GVEG010L39
K21G00F KC2021 04 01.88967112 46 47.42 -11 39 59.7 17.7 GVEG010595
K21G00F KC2021 04 01.89204712 46 50.14 -11 39 14.1 17.6 GVEG010L01
K21G00F KC2021 04 01.89264112 46 50.80 -11 39 03.3 17.7 GVEG010L01
K21G00F KC2021 04 01.89306 12 46 52.37 -11 38 50.1 17.0 RoEG010159
K21G00F KC2021 04 01.89324012 46 51.49 -11 38 52.5 17.7 GVEG010L01
K21G00F KC2021 04 01.89624112 46 56.17 -11 37 57.0 17.6 GVEG010203
K21G00F KC2021 04 01.89715912 46 57.04 -11 37 35.6 17.4 GVEG010K63
K21G00F IC2021 04 01.89762012 46 56.51 -11 37 32.7 18.0 GVEG010L01
K21G00F KC2021 04 01.90068512 47 01.07 -11 36 32.1 17.3 GVEG010K63
K21G00F KC2021 04 01.90188 12 47 02.33 -11 36 10.2 17.5 RVEG010160
K21G00F KC2021 04 01.90346 12 47 04.08 -11 35 41.6 17.4 RVEG010160
K21G00F KC2021 04 01.90382312 47 04.63 -11 35 35.3 17.4 GVEG010K63
K21G00F KC2021 04 01.90426 12 47 05.02 -11 35 27.2 17.7 RVEG010160
K21G00F KC2021 04 01.90437712 47 05.45 -11 35 29.8 17.3 GVEG010203
K21G00F KC2021 04 01.90519 12 47 06.10 -11 35 10.2 17.4 RVEG010160
K21G00F KC2021 04 01.90681 12 47 07.93 -11 34 40.2 16.9 RVEG010160
K21G00F KC2021 04 01.90757 12 47 08.75 -11 34 33.4 16.8 GVEG010130
K21G00F KC2021 04 01.91018 12 47 11.68 -11 33 46.2 17.2 GVEG010130
K21G00F KC2021 04 01.91171712 47 13.80 -11 33 17.5 17.5 GVEG010203
K21G00F KC2021 04 01.91182 12 47 13.57 -11 33 16.5 17.2 GVEG010130
K21G00F KC2021 04 01.91347 12 47 15.44 -11 32 47.0 17.3 GVEG010130
K21G00F KC2021 04 01.93317712 47 41.13 -11 26 40.9 18.1 GXEG010958
K21G00F KC2021 04 01.94449712 47 53.82 -11 23 16.9 17.4 GXEG010958
K21G00F KC2021 04 01.94718 12 47 53.13 -11 22 52.0 17.1 GVEG010K87
K21G00F KC2021 04 01.95123 12 47 57.69 -11 21 38.8 17.1 GVEG010K87
K21G00F KC2021 04 01.95528 12 48 02.26 -11 20 25.8 18.1 GVEG010K87
K21G00F KC2021 04 01.97432 12 48 42.83 -11 06 50.3 17.6 VqEG010X31
K21G00F KC2021 04 01.97717 12 48 46.14 -11 06 01.1 17.1 VqEG010X31
K21G00F KC2021 04 01.98003 12 48 49.47 -11 05 10.7 17.8 VqEG010X31
K21G00F KC2021 04 01.99316612 48 44.81 -11 08 53.6 17.4 GVEG010K38
K21G00F KC2021 04 01.99661 12 48 48.65 -11 07 51.9 VEG010204
K21G00F KC2021 04 01.99717612 48 49.24 -11 07 41.9 17.4 GVEG010K38
K21G00F KC2021 04 02.00080 12 48 53.26 -11 06 37.1 VEG010204
K21G00F KC2021 04 02.00121412 48 53.68 -11 06 30.0 17.3 GVEG010K38
K21G00F KC2021 04 02.00500 12 48 57.90 -11 05 21.8 17.5 GVEG010204
K21G00F 1C2021 04 02.02035 12 49 22.90 -10 59 36.1 16.9 GVEG010G40
K21G00F 1C2021 04 02.02130 12 49 23.95 -10 59 18.9 17.0 GVEG010G40
K21G00F 1C2021 04 02.02227 12 49 24.93 -10 59 03.0 16.7 GVEG010G40
K21G00F 1C2021 04 02.02326 12 49 26.06 -10 58 44.4 16.6 GVEG010G40
K21G00F KC2021 04 02.14917 12 52 00.63 -10 22 20.3 17.4 GXEG010W34
K21G00F KC2021 04 02.14998412 52 02.46 -10 22 21.3 17.7 VuEG010H21
K21G00F KC2021 04 02.15134312 52 03.91 -10 21 58.1 17.6 VuEG010H21
K21G00F KC2021 04 02.15276812 52 05.43 -10 21 33.7 17.8 VuEG010H21
K21G00F KC2021 04 02.15459 12 52 06.35 -10 20 47.3 17.4 GXEG010W34
K21G00F KC2021 04 02.16169 12 52 13.81 -10 18 45.5 17.3 GXEG010W34
K21G00F KC2021 04 02.16923412 52 08.72 -10 11 30.5 17.6 GXEG010Y00
K21G00F KC2021 04 02.17235012 52 11.94 -10 10 36.8 17.6 GXEG010Y00
K21G00F KC2021 04 02.17594012 52 15.52 -10 09 35.1 17.9 GXEG010Y00
K21G00F mC2021 04 02.18040212 52 41.60 -10 12 59.3 17.36GVEG010I52
K21G00F mC2021 04 02.18059012 52 41.81 -10 12 56.3 17.12GVEG010I52
K21G00F mC2021 04 02.18077812 52 42.02 -10 12 53.3 17.34GVEG010I52
K21G00F C2021 04 02.18164 12 52 38.16 -10 13 14.3 17.3 RqEG010H36
K21G00F C2021 04 02.18296 12 52 39.58 -10 12 51.4 17.2 RqEG010H36
K21G00F C2021 04 02.18447 12 52 41.19 -10 12 25.0 17.5 RqEG010H36
K21G00F C2021 04 02.39367 12 56 17.90 -09 13 59.6 17.5 rEG010718
K21G00F C2021 04 02.39459 12 56 18.74 -09 13 43.6 17.7 rEG010718
K21G00F C2021 04 02.39550 12 56 19.67 -09 13 28.2 17.6 rEG010718
K21G00F C2021 04 02.39641 12 56 20.53 -09 13 13.4 17.3 rEG010718
K21G00F C2021 04 02.39732 12 56 21.45 -09 12 57.8 17.8 rEG010718
K21G00F KC2021 04 02.51984 12 58 48.92 -08 33 19.5 18.1 VqEG010E23
K21G00F KC2021 04 02.52852 12 58 57.13 -08 31 01.8 17.8 VqEG010E23
K21G00F KC2021 04 02.53720 12 59 05.33 -08 28 44.5 16.8 VqEG010E23
K21G00F C2021 04 02.55604512 59 27.41 -08 29 51.1 17.6 VqEG010900
K21G00F C2021 04 02.56217212 59 33.17 -08 28 14.4 17.7 VqEG010900
K21G00F C2021 04 02.56829912 59 38.91 -08 26 38.2 17.9 VqEG010900
Observer details:
108 Montelupo. Observers M. Tombelli, T. Bitossi. 0.30-m f/9.8 Schmidt-
Cassegrain + CCD.
130 Lumezzane. Observers A. Coffano, W. Marinello, M. Micheli, G. Pizzetti,
A. Soffiantini. Measurer W. Marinello. 0.40-m f/5.9 reflector + CCD.
159 Monte Agliale. Observer F. Biagini. Measurers S. Donati, F. Biagini, F.
Ciabattari, E. Mazzoni. 0.50-m f/4.6 reflector + CCD.
160 Castelmartini. Observers M. Jaeger, E. Prosperi, S. Prosperi. Measurer
E. Prosperi. 0.36-m f/10.2 Schmidt-Cassegrain + CCD.
203 GiaGa Observatory. Observers S. Foglia, G. Galli. Measurer G. Galli.
0.36-m f/5.76 Schmidt-Cassegrain + CCD.
204 Schiaparelli Observatory. Observer L. Buzzi. 0.84-m f/3.5 reflector +
CCD.
595 Farra d'Isonzo. Observer E. Pettarin. 0.40-m f/5.15 reflector + CCD.
703 Catalina Sky Survey. Observer G. J. Leonard. Measurers B. Gray, D.
Rankin, F. C. Shelly. 0.68-m Schmidt + 10K CCD.
718 Tooele. Observer P. Wiggins. 0.35-m f/5.5 Schmidt-Cassegrain + CCD.
900 Moriyama. Observer Y. Ikari. 0.26-m f/7.0 reflector + CCD.
958 Observatoire de Dax. Observer P. Dupouy. Measurers P. Dupouy, F. Losse.
0.32-m Schmidt-Cassegrain.
A17 Guidestar Observatory, Weinheim. Observers M. Emmerich, S. Melchert.
0.36-m f/6.0 Schmidt-Cassegrain + CCD.
E23 Arcadia. Observer A. Hidas. 0.35-m f/1.9 reflector + CCD.
G40 Slooh.com Canary Islands Observatory. Observer N. E. Pritchett. 0.5-m
f/6.8 Corrected Dall-Kirkham + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes. 0.76-m f/3.0
astrograph + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer H. Groeller. Measurers
E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer,
H. Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, T. A. Pruyne, D.
Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos. 1.0-m reflector +
CCD.
K38 M57 Observatory, Saltrio. Observer G. Baj. 0.3-m f/6.54 Ritchey-Chretien
+ CCD.
K63 G. Pascoli Observatory, Castelvecchio Pascoli. Observer R. Bacci. 0.41-m
f/3.2 Newtonian reflector + CCD.
K87 Dettelbach Vineyard Observatory. Observer B. Haeusler. 0.3-m f/8.0
Schmidt-Cassegrain + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
L06 Sormano 2 Observatory, Bellagio Via Lattea. Observer G. Ventre. Measurer
P. Sicoli. 0.36-m Schmidt-Cassegrain + CCD.
L39 Osservatorio Spica, Signa. Observer M. Bertini. 0.30-m Newtonian
reflector + CCD.
N82 Multa Observatory. Observer L. Elenin. 0.4-m f/1.25 reflector + CCD.
Q62 iTelescope Observatory, Siding Spring. Observer S. Kurti. 0.50-m f/6.8
astrograph + CCD + f/4.5 focal reducer.
T05 ATLAS-HKO, Haleakala. Observers L. Denneau, J. Tonry, A. Heinze, H.
Weiland. Measurers L. Denneau, J. Tonry, A. Heinze, H. Weiland, A.
Fitzsimmons, J. Robinson, N. Erasmus. 0.5-m reflector + CCD.
T08 ATLAS-MLO, Mauna Loa. Observers L. Denneau, J. Tonry, A. Heinze, H.
Weiland. Measurers L. Denneau, J. Tonry, A. Heinze, H. Weiland, A.
Fitzsimmons, J. Robinson, N. Erasmus. 0.5-m reflector + CCD.
W34 Squirrel Valley Observatory, Columbus. Observer R. L. Flynn. 0.36-m
Schmidt-Cassegrain + CCD.
X31 Galileo Galilei Observatory, Oro Verde. Observers C. Fornari, F. Alsina.
Measurer C. Fornari. 0.40-m f/8 Ritchey-Chretien + CCD.
Y00 SONEAR Observatory, Oliveira. Observer C. Jacques. 0.28-m f/2.2
reflector + CCD.
Orbital elements:
2021 GF Earth MOID = 0.0176 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 318.69912 (2000.0) P Q
n 0.62473272 Peri. 313.16290 -0.83182081 -0.55416922
a 1.3552098 Node 193.28345 +0.54043454 -0.79585537
e 0.2967055 Incl. 7.79285 +0.12650948 -0.24394815
P 1.58 H 25.11 G 0.15 U 6
Residuals in seconds of arc
210401 703 0.3+ 0.3+ 210401 108 0.7- 0.3+ 210401 K87 0.1+ 0.4+
210401 703 0.8- 0.3- 210401 595 0.3- 0.1- 210401 X31 0.6+ 0.6+
210401 703 0.0+ 0.1+ 210401 108 0.1+ 0.7+ 210401 X31 0.3+ 0.2-
210401 T05 0.3- 0.4- 210401 L39 0.5- 0.1- 210401 X31 0.3+ 0.0+
210401 T05 0.3- 0.3+ 210401 159 0.1+ 0.7- 210401 K38 0.2+ 0.1+
210401 T05 0.2- 0.2- 210401 108 0.4- 0.1+ 210401 204 0.2+ 0.2+
210401 T05 0.2+ 0.5- 210401 L39 (1.1- 1.6-) 210401 K38 0.4+ 0.0+
210401 T05 0.1+ 0.2+ 210401 595 0.3- 0.0- 210401 K38 0.4+ 0.0+
210401 T08 0.4- 0.2- 210401 159 0.0+ 0.0- 210402 204 0.1+ 0.0-
210401 T05 0.2- 0.5- 210401 L39 0.5- 0.8- 210402 K38 0.3+ 0.3-
210401 T08 0.1+ 0.4+ 210401 595 0.3+ 0.5- 210402 K38 0.3+ 0.3-
210401 T05 0.6+ 0.2+ 210401 L01 0.1- 0.0- 210402 204 0.3+ 0.1+
210401 T08 0.3- 0.3- 210401 L01 0.3- 0.0+ 210402 G40 0.4- 0.2+
210401 T05 0.2+ 0.2- 210401 159 0.1- 0.5- 210402 G40 0.1+ 0.7+
210401 T08 0.0+ 0.5- 210401 L01 0.3- 0.0- 210402 G40 0.7- 0.7-
210401 T05 0.1+ 0.3- 210401 203 0.2+ 0.0+ 210402 G40 0.1+ 0.3+
210401 T08 0.0+ 0.5- 210401 K63 0.2+ 0.2+ 210402 H21 0.3- 0.2+
210401 Q62 0.2- 0.1+ 210401 K63 0.2+ 0.2+ 210402 H21 0.4- 0.0+
210401 Q62 (1.1+ 2.2+) 210401 L01 0.1+ 0.4+ 210402 H21 0.3- 0.1+
210401 Q62 1.0+ 1.3+ 210401 K63 0.3+ 0.0+ 210402 I52 0.2- 0.2-
210401 Q62 0.5+ 0.6+ 210401 K63 0.3+ 0.0+ 210402 I52 0.1- 0.4-
210401 900 1.3+ 0.4+ 210401 160 0.1- 0.4- 210402 I52 0.0- 0.5-
210401 900 0.3- 0.2- 210401 160 0.8- 0.5- 210402 H36 0.1+ 0.0+
210401 900 0.2- 0.7+ 210401 K63 0.2+ 0.1+ 210402 H36 0.6+ 0.4+
210401 900 0.3- 0.3+ 210401 K63 0.2+ 0.1+ 210402 H36 0.9+ 1.2+
210401 900 0.2- 0.1+ 210401 160 0.3- 0.5- 210402 718 0.3+ 1.1-
210401 900 0.1+ 0.2- 210401 203 0.0- 0.2+ 210402 718 0.6- 0.2-
210401 N82 0.3+ 0.2- 210401 160 0.2+ 0.2- 210402 718 0.2- 0.2+
210401 N82 0.1- 0.3- 210401 160 0.1- 0.5+ 210402 718 0.9- 0.1-
210401 N82 0.2- 0.1+ 210401 130 0.1+ 0.3- 210402 718 0.6- 0.4+
210401 L06 0.7+ 0.3+ 210401 130 0.3- 0.2- 210402 E23 0.1- 0.2+
210401 L06 0.2+ 0.3+ 210401 203 0.0- 0.1- 210402 E23 0.2- 0.3+
210401 L06 0.1+ 0.9+ 210401 130 0.1+ 0.1- 210402 E23 0.0+ 0.0+
210401 A17 0.3+ 0.5+ 210401 130 0.0+ 0.4- 210402 900 0.2+ 0.1+
210401 A17 (1.0- 0.8+) 210401 958 1.1+ 0.4- 210402 900 0.0+ 0.3+
210401 A17 0.1- 0.3- 210401 958 0.6+ 0.4+ 210402 900 0.2- 0.0-
210401 A17 0.5- 0.6- 210401 K87 0.3- 0.1+
210401 108 0.3+ 0.3+ 210401 K87 0.2- 0.3+
Ephemeris:
2021 GF a,e,i = 1.36, 0.30, 8 q = 0.9531
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 03 03 03 31 49.6 -28 05 22 0.1044 0.9578 68.5 105.7 24.0
...
2021 03 18 04 27 53.8 -35 43 19 0.04779 0.9822 72.8 104.6 22.3
...
2021 03 26 07 26 56.6 -45 59 58 0.02184 1.0027 103.2 75.6 19.5
...
2021 04 01 12 25 53.9 -16 30 35 0.02229 1.0209 167.4 12.4 17.6
2021 04 02 12 48 53.4 -11 02 10 0.02487 1.0242 173.7 6.1 17.6
2021 04 03 13 06 37.8 -06 34 32 0.02784 1.0275 175.3 4.6 17.8
...
2021 04 09 13 59 27.9 +07 11 30 0.04961 1.0485 160.9 18.2 19.6
...
2021 04 17 14 22 03.0 +12 47 32 0.08286 1.0792 154.6 23.5 21.0
...
2021 05 02 14 34 07.3 +14 27 16 0.1524 1.1426 150.3 26.0 22.5
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-G10
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