<10=less than 10 LD from Earth

EBN Timeline for September 2017

<SI=inside Earth SOI (sphere of influence)
M<1=less than 1 LD from the Moon
E<1=less than 1 LD from Earth (intruder)
LD = lunar distance (average Earth-Moon distance)
30 Sept. 2017
UTBoundary Transitions<10<SIM<1E<1
13042017 RO16 exits 10-LD bubble1000
12292017 RB16 exits 10-LD bubble2000
05392017 RB15 exits 10-LD bubble3000
29 Sept. 2017
UTEvents
20011989 VB closest Earth approach = 7.87 LD
26 Sept. 2017
UTEvents
09362017 RB16 closest Earth approach = 4.76 LD
25 Sept. 2017
UTBoundary Transitions<10<SIM<1E<1Events
14322017 SM2 exits 10-LD bubble400020162017 RO16 closest Earth approach = 4.96 LD
11472017 SR2 exits 10-LD bubble5000
10381989 VB enters 10-LD bubble6000
23 Sept. 2017
UTBoundary Transitions<10<SIM<1E<1
12182017 RK2 exits 10-LD bubble5000
07112017 RQ15 exits 10-LD bubble6000
01152017 RG2 exits 10-LD bubble7000
22 Sept. 2017
UTBoundary Transitions<10<SIM<1E<1Events
13492017 RU2 exits 10-LD bubble800022342017 RB15 closest Earth approach = 5.77 LD
06272017 RB16 enters 10-LD bubble900018332017 RQ15 closest Earth approach = 9.71 LD
05562017 RQ15 enters 10-LD bubble800009002017 RV2 last observed optically, by PJMSO at 15.62 LD outbound, R=20.2 reported
07592017 RB15 last observed optically, by Steward Mt. Lemmon Sta. at 5.81 LD inbound, V=19.82 calculated
07292017 RO16 last observed optically, by Steward Mt. Lemmon Sta. at 8.22 LD inbound, V=20.0 reported
02302017 RQ15 last observed optically, by Tenagra II Obs. at 10.18 LD inbound, R=20.5 reported
21 Sept. 2017
UTBoundary Transitions<10<SIM<1E<1Events
22582017 SR2 exits Earth SOI700002522017 SR2 closest lunar approach = 1.02 LD
12222017 SM2 exits Earth SOI7100
11492017 RX2 exits 10-LD bubble7200
07092017 SR2 exits Earth-Moon system8200
04032017 RO16 enters 10-LD bubble8201
01112017 SM2 more than one LD from Moon7201
20 Sept. 2017
UTBoundary Transitions<10<SIM<1E<1Events
15032017 SM2 exits Earth-Moon system721120282017 SR2 closest Earth approach = 0.24 LD
11432017 SM2 within one LD of Moon721218282017 SM2 closest lunar approach = 0.83 LD
09472017 SR2 enters Earth-Moon system720214162017 QS16 last observed optically, by Tholen CFHT at 48.98 LD outbound, G=23.7 reported, elon. 82.3°
00022017 SM2 enters Earth-Moon system72011335discovery MPEC issued for 2017 SR2
13202017 SR2 last observed optically, by Mt. John Obs. at 0.69 LD inbound, R=15.7 reported
1204discovery MPEC issued for 2017 SM2
11232017 RU2 last observed optically, by Tenagra II Obs. at 7.49 LD outbound, R=19.4 reported
11232017 RG2 last observed optically, by Steward Mt. Lemmon Sta. at 7.96 LD outbound, V=18.2 reported
08452017 RS2 last observed optically, by Steward Mt. Lemmon Sta. at 10.29 LD outbound, V=19.4 reported
08402017 SM2 last observed optically, by Mt. John Obs. at 0.81 LD outbound, R=15.7 reported, elon. 79.1°
07332017 SM2 closest Earth approach = 0.81 LD
07242017 RN16 last observed optically, by Micheli/Mauna Kea at 17.55 LD outbound, G=22.6 reported
04172012 TC4 last observed optically, by ARO Westfield at 33.57 LD inbound, V=22.2 reported
04072017 SR2 designation credited to CSS at 1.50 LD inbound, V=17.8 reported, elon. 146.2°
0300discovery MPEC issued for 2017 SQ2
0257discovery MPEC issued for 2017 SP2
0247discovery MPEC issued for 2017 RP16
0244discovery MPEC issued for 2017 RO16
0200discovery MPEC issued for 2017 RN16
0157discovery MPEC issued for 2017 RM16
0146discovery MPEC issued for 2017 RH16
01372017 CS last observed optically, by ARO Westfield at 355.58 LD outbound, V=22.0 reported
00042017 SQ2 last observed optically, by ESA OGS at 11.85 LD outbound, G=19.5 reported
19 Sept. 2017
UTBoundary Transitions<10<SIM<1E<1Events
23392017 RS2 exits 10-LD bubble720019572017 SP2 last observed optically, by Great Shefford Obs. at 14.35 LD outbound, G=19.0 reported
17582017 SR2 enters Earth SOI820018352017 RG2 closest Earth approach = 7.85 LD - Note: JPL reports an approach to 7.85 LD (7.83 minimum) .
04072017 SQ2 exits 10-LD bubble810014092017 RB16 last observed optically, by Mt. John Obs. at 15.28 LD inbound, R=20.3 reported
02452017 SM2 enters Earth SOI910011422017 RK2 last observed optically, by Tenagra II Obs. at 3.69 LD outbound, R=20.4 reported, elon. 96.0°
08532017 RP16 last observed optically, by Tenagra II Obs. at 21.62 LD outbound, R=21.7 reported
08492017 RX2 last observed optically, by Mt. John Obs. at 6.45 LD outbound, R=18.7 reported
06442017 RM16 last observed optically, by Steward Mt. Lemmon Sta. at 16.77 LD outbound, V=21.83 calculated
18 Sept. 2017
UTBoundary Transitions<10<SIM<1E<1Events
19502017 SP2 exits 10-LD bubble900021232017 RU2 closest Earth approach = 6.79 LD
17092017 RJ2 exits 10-LD bubble1000016592017 RX2 closest Earth approach = 6.18 LD
14402017 RV2 exits 10-LD bubble110001552discovery MPEC issued for 2017 RB16
1545discovery MPEC issued for 2017 RZ15
1514discovery MPEC issued for 2017 RQ15
1404discovery MPEC issued for 2017 RB15
12091989 VB last observed optically, by Foglia/iTelObs-SSO at 17.66 LD inbound, R=16.2 reported
09522017 RH16 last observed optically, by Micheli/Mauna Kea at 51.57 LD outbound, G=22.8 reported
08182017 SQ2 designation credited to CSS at 8.17 LD outbound, V=19.0 reported, elon. 140.4°
07572017 SP2 designation credited to CSS at 8.14 LD outbound, V=18.6 reported, elon. 171.8°
05242017 RZ15 last observed optically, by Holmes/CTIO at 26.09 LD outbound, V=22.1 reported
0253distant 2014 HQ124 last observed optically, by Spacewatch 0.9m at 301.95 LD, V=20.63 calculated, elon. 50.9°
0242distant 2014 HQ124 observed first, by Spacewatch 0.9m at 301.97 LD, V=20.63 calculated, elon. 50.9°
17 Sept. 2017
UTEvents
21152017 RK2 closest Earth approach = 2.45 LD - Note: JPL reports an approach to 2.45 LD (2.44 minimum) .
1623discovery MPEC issued for 2017 RK2
1620discovery MPEC issued for 2017 RJ2
1613discovery MPEC issued for 2017 RX2
1607discovery MPEC issued for 2017 RV2
1603discovery MPEC issued for 2017 RU2
1551discovery MPEC issued for 2017 RS2
1527discovery MPEC issued for 2017 RG2
13372017 NB7 last observed optically, by PS1 at 54.59 LD outbound, w=21.1 reported
09242017 SM2 designation credited to ATLAS Mauna Loa at 5.57 LD inbound, o=19.2 reported, elon. 151.5°
0905distant 2007 DT103 last observed optically, by ARO Westfield at 403.22 LD, V=22.3 reported
0840distant 2007 DT103 observed first, by ARO Westfield at 403.23 LD, V=22.1 reported, elon. 127.5°
04492017 SP2 closest Earth approach = 5.88 LD
16 Sept. 2017
UTBoundary Transitions<10<SIM<1E<1Events
12232017 RG2 enters 10-LD bubble1200004042017 RJ2 closest lunar approach = 2.01 LD
11292017 RJ2 exits Earth SOI11000
06292017 RN16 exits 10-LD bubble11100
05182017 SR2 enters 10-LD bubble12100
15 Sept. 2017
UTBoundary Transitions<10<SIM<1E<1Events
22252017 RX2 enters 10-LD bubble1110022282017 RJ2 closest Earth approach = 1.43 LD
18502017 RB15 enters 10-LD bubble1010012152017 RB16 designation credited to PS1 at 23.80 LD inbound, w=21.1 reported, elon. 146.0°
18112017 RM16 exits 10-LD bubble910010482017 RX2 designation credited to PS1 at 11.11 LD inbound, w=19.6 reported, elon. 168.7°
17352017 SQ2 exits Earth SOI1010009562017 RZ15 designation credited to PS1 at 21.27 LD outbound, w=21.7 reported, elon. 169.9°
13472017 SP2 enters 10-LD bubble1020009522017 RP16 designation credited to PS1 at 12.54 LD outbound, w=20.3 reported, elon. 170.1°
09262017 RJ2 enters Earth SOI920009432017 RO16 designation credited to PS1 at 20.19 LD inbound, w=22.0 reported, elon. 174.5°
05382017 RU2 enters 10-LD bubble910009432017 RN16 designation credited to PS1 at 8.41 LD outbound, w=21.2 reported, elon. 175.2°
01302017 SQ2 exits Earth-Moon system810009432017 RM16 designation credited to PS1 at 9.36 LD outbound, w=20.1 reported, elon. 175.3°
00452017 SM2 enters 10-LD bubble810107542017 RC last observed optically, by Tholen CFHT at 40.83 LD outbound, G=23.1 reported
01442017 RJ2 last observed optically, by ARO Westfield at 3.39 LD inbound, V=19.1 reported
14 Sept. 2017
UTBoundary Transitions<10<SIM<1E<1Events
15572017 QB35 exits 10-LD bubble710120082017 SQ2 closest lunar approach = 1.35 LD
08012017 RB exits 10-LD bubble810116182017 SQ2 closest Earth approach = 0.52 LD - Note: JPL reports an approach to 0.52 LD (0.51 minimum) with an uncertainty of +/- 6 minutes.
07062017 SQ2 enters Earth-Moon system91011203discovery MPEC issued for 2017 NB7
06472017 RP16 exits 10-LD bubble91001044distant 2014 CU13 last observed optically, by PS1 at 167.26 LD, w=21.4 reported
10292017 RQ15 designation credited to PS1 at 39.71 LD inbound, w=21.2 reported, elon. 177.0°
10262017 RV2 designation credited to ATLAS Haleakala at 4.11 LD outbound, o=17.0 reported, elon. 171.4°
10042017 RU2 designation credited to ATLAS Haleakala at 11.27 LD inbound, o=18.9 reported, elon. 172.1°
09542017 RQ15 observed first, by PS1 at 39.82 LD inbound, V=21.48 calculated, elon. 176.9°
08282017 RS2 designation credited to ATLAS Haleakala at 6.81 LD outbound, o=18.9 reported, elon. 151.5°
13 Sept. 2017
UTBoundary Transitions<10<SIM<1E<1Events
15002017 SQ2 enters Earth SOI1010009322017 RM16 observed first, by PS1 at 6.07 LD outbound, w=19.2 reported, elon. 165.4°
03472017 RJ2 enters 10-LD bubble1000008022017 RH16 designation credited to PS1 at 36.74 LD outbound, w=22.2 reported, elon. 149.4°
07432017 QR35 last observed optically, by Steward Mt. Lemmon Sta. at 22.32 LD outbound, V=21.12 calculated
07362017 RK2 designation credited to PS1 at 8.28 LD inbound, w=21.1 reported, elon. 143.8°
12 Sept. 2017
UTBoundary Transitions<10<SIM<1E<1Events
19122017 RV2 exits Earth SOI900009452017 RV2 closest lunar approach = 2.76 LD
06592017 RK2 enters 10-LD bubble910007342017 RJ2 designation credited to PS1 at 12.98 LD inbound, w=21.1 reported, elon. 166.2°
00292017 RN16 exits Earth SOI810007272017 RB15 designation credited to PS1 at 13.50 LD inbound, w=21.6 reported, elon. 158.5°
02232017 RV2 closest Earth approach = 2.16 LD
00392017 RS2 closest Earth approach = 6.44 LD
11 Sept. 2017
UTBoundary Transitions<10<SIM<1E<1Events
09342017 RV2 enters Earth SOI820007312017 RM16 closest Earth approach = 4.38 LD
04072017 RN16 closest lunar approach = 2.04 LD
10 Sept. 2017
UTBoundary Transitions<10<SIM<1E<1Events
10472017 RP16 exits Earth SOI810022162017 RN16 closest Earth approach = 1.30 LD
04292017 SQ2 enters 10-LD bubble820007402017 RP16 closest lunar approach = 1.45 LD
00152017 RP16 closest Earth approach = 2.19 LD - Note: JPL reports an approach to 2.19 LD (2.17 minimum) with an uncertainty of +/- 6 minutes.
9 Sept. 2017
UTBoundary Transitions<10<SIM<1E<1
20032017 RN16 enters Earth SOI7200
13432017 RP16 enters Earth SOI7100
8 Sept. 2017
UTBoundary Transitions<10<SIM<1E<1Events
05302017 RZ15 exits 10-LD bubble700009152017 RG2 designation credited to PS1 at 23.20 LD inbound, i=19.4 reported, elon. 146.4°
7 Sept. 2017
UTBoundary Transitions<10<SIM<1E<1
18412017 QG18 exits 10-LD bubble8000
6 Sept. 2017
UTBoundary Transitions<10<SIM<1E<1Events
20222017 RM16 enters 10-LD bubble900008102017 RB closest Earth approach = 3.78 LD
5 Sept. 2017
UTBoundary Transitions<10<SIM<1E<1
20272017 QB35 exits Earth SOI8000
17492017 RP16 enters 10-LD bubble8100
14052017 RN16 enters 10-LD bubble7100
13282017 RV2 enters 10-LD bubble6100
4 Sept. 2017
UTBoundary Transitions<10<SIM<1E<1
22182017 QR32 exits 10-LD bubble5100
15062017 QQ1 exits 10-LD bubble6100
11262017 QR35 exits 10-LD bubble7100
3 Sept. 2017
UTBoundary Transitions<10<SIM<1E<1Events
20562017 RH16 exits 10-LD bubble81001203discovery MPEC issued for 2017 QR35
20032017 RS2 enters 10-LD bubble910010112017 RZ15 closest Earth approach = 5.87 LD - Note: JPL reports an approach to 5.87 LD (5.79 minimum) with an uncertainty of +/- 11 minutes.
18372017 QB35 exits Earth-Moon system810008402017 QB35 closest Earth approach = 0.93 LD
10512017 QB35 more than one LD from Moon810103582017 QB35 closest lunar approach = 0.95 LD
2 Sept. 2017
UTBoundary Transitions<10<SIM<1E<1Events
22422017 QB35 enters Earth-Moon system81112237discovery MPEC issued for 2017 RC
21052017 QB35 within one LD of Moon81102234discovery MPEC issued for 2017 RB
13432017 QN1 exits 10-LD bubble810013262017 QR32 closest Earth approach = 2.79 LD - Note: JPL reports an approach to 2.79 LD (2.72 minimum) with an uncertainty of +/- 12 minutes.
00182017 RC exits 10-LD bubble91000948distant 2003 UV11 last observed optically, by ARO Westfield at 371.74 LD, V=22.2 reported
0924distant 2003 UV11 observed first, by ARO Westfield at 371.86 LD, V=22.4 reported, elon. 117.8°
08092017 QB35 last observed optically, by ARO Westfield at 1.30 LD inbound, V=17.98 calculated
07222017 RB last observed optically, by ARO Westfield at 6.04 LD inbound, V=20.2 reported
1 Sept. 2017
UTEvents
15472017 QG18 closest Earth approach = 4.37 LD
1418discovery MPEC issued for 2017 QB35
09142017 RC designation credited to MLS at 8.63 LD outbound, V=20.1 reported, elon. 177.5°
07562017 RB designation credited to MLS at 6.97 LD inbound, V=20.1 reported, elon. 150.0°
0250discovery MPEC issued for 2017 QU34
0247discovery MPEC issued for 2017 QT34


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