score_9, score_8_up, score_7_up, score_6_up, score_5_up, score_4_up, rating_safe, duo, two ponies, Sunburst, Sunset Shimmer, sunlight on fur, highly detailed, photographic quality
Negative prompt: uncanny valley
Steps: 45, Sampler: Euler a, CFG scale: 8.5, Seed: 823021774, Size: 1024x1024, Model hash: 67ab2fd8ec, Model: ponyDiffusionV6XL_v6StartWithThisOne, Version: 1.7.0

I adore Sunset being Sunburst's older sister. Sunny siblings rule.