Dear Observers, Here is a list of targets for the next lunation. Enjoy! This list of targets is also available at http://www.asu.cas.cz/~asteroid/binastphotsurvey_neosource_targets20171218.txt Clear Skies, Petr Pravec Object V Dec Elo Mot Bga H q a Arc Hrev P Ampl U 0. Worked objects: (3378) Susanvictoria 16.9 23 124v 0.1 -39 13.5 2.10 2.32 21opp New binary, see the binast-webtool. (3744) Horn-d'Arturo 16.2 7 110v 0.3 -56 12.9 1.90 2.63 21opp Possible binary, see the binast-webtool. (4435) Holt 15.6 41 107 0.3 -21 13.2 1.54 2.32 17opp Complex case, see binast-webtool. (17738) 1998 BS15 16.4 14 110v 0.2 -49 13.1 1.85 2.26 18opp Binary suspect, see the binast-webtool. (42111) 2001 AZ46 17.0 44 143v 0.2 -12 14.7 1.79 2.29 16opp Worked by Don Pray. (42843) 1999 RV11 17.3 38 108v 0.3 -24 14.4 1.72 2.33 12opp Slow rotator, worked by Vladimir Benishek. 1. Returning binaries: (2131) Mayall 15.8 26 127^ 0.2 47 12.7 1.68 1.89 18opp Returning binary, 4th apparition. D_2/D_1 = 0.30, P_orb = 23.48 h (3782) Celle 16.4 20 155^ 0.2 17 12.6 2.19 2.42 25opp Returning binary. D_2/D_1 = 0.43, P_orb = 36.57 h (3951) Zichichi 14.9 22 161^ 0.2 12 12.7 1.93 2.34 20opp Returning binary, 5th apparition. D_2/D_1 ~ 0.33, P_orb = 27.59 h (4514) Vilen 16.9 20 161^ 0.2 11 13.7 1.99 2.34 23opp Returning binary, 2nd apparition. D_2/D_1 >=0.26, P_orb = 16.85 h (13123) Tyson 16.4 38 162^ 0.3 12 12.6 1.72 2.36 19opp Returning probable binary, 2nd apparition. P_1 = 3.33 h, P_2 = 3.86 h 2. Paired asteroids (errors <= 0.03 mag): (4765) Wasserburg 15.7 37 161^ 0.5 14 13.7 1.83 1.95 16oppT One period (3.6 h) per lunation needed. 3. Returning "prime suspects", to be followed up on their 2nd (3rd, ...) apparitions (2398) Jilin 15.4 23 152^ 0.1 22 13.5 1.83 2.39 24opp 13.54 3.17767 0.06 0.12 3 (5431) Maxinehelin 15.6 26 150^ 0.3 25 13.0 1.74 2.33 17opp 13.05 5.1951 0.18 0.25 3 (8256) Shenzhou 14.8 35 159^ 0.2 18 13.6 1.65 2.20 17opp 13.6 3.395 0.30 0.31 3 4. New targets (errors <= 0.03 mag): (2843) Yeti 15.9 14 141^ 0.1 27 13.0 2.00 2.30 23opp (3706) Sinnott 16.5 15 137^ 0.1 31 13.7 1.98 2.19 24opp (3826) Handel 16.1 12 146^ 0.1 20 13.7 1.95 2.24 23opp (6280) Sicardy 15.6 35 161^ 0.2 16 13.4 1.90 2.22 19opp (6585) O'Keefe 15.9 75 128 0.1 20 14.3 1.52 2.37 15opp (8190) Bouguer 16.5 22 151^ 0.2 22 14.2 1.94 2.21 20opp (13069) Umbertoeco 15.7 38 157^ 0.2 19 14.1 1.78 2.37 17opp (14120) Espenak 16.5 13 153^ 0.2 14 13.6 2.17 2.38 16opp (21183) 1994 EO2 15.9 74 129 0.2 24 14.0 1.64 2.30 16opp (25450) 1999 XQ7 16.5 34 158^ 0.2 19 14.2 1.81 2.35 18opp (27708) 1987 WP 15.7 1 157 0.4 -11 13.1 1.73 2.40 16opp (52800) 1998 QT60 15.4 46 121 0.5 -17 13.4 1.60 2.45 13opp (55758) 1991 XR 15.9 28 162^ 0.4 14 14.2 1.84 2.39 12opp (415029) 2011 UL21 16.2b 8v 133 1.3 29 15.8 0.74 2.12 6opp 1999 AF4 16.2b 75 126^ 1.5 16r 18.4 1.08 2.82 2opp Note: The ephemerides were computed for 2017-12-18 ^/v means that the value increases/decreases by more than 0.05 mag/day (for V) or by more than 0.5 deg/day for Dec and Elong. The rate of apparent motion (Mot) is in deg/day. Bga is the galactic latitude. Compact listing: (3378) (3744) (4435) (17738) (42111) (42843) (2131) (3782) (3951) (4514) (13123) (4765) (2398) (5431) (8256) (2843) (3706) (3826) (6280) (6585) (8190) (13069) (14120) (21183) (25450) (27708) (52800) (55758) (415029) 1999 AF4